mirror of https://github.com/coqui-ai/TTS.git
loading last checkpoint/best_model works, deleting last best models options added, loading last best_loss added
This commit is contained in:
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a1e595790d
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@ -538,8 +538,16 @@ def main(args): # pylint: disable=redefined-outer-name
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num_params = count_parameters(model)
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num_params = count_parameters(model)
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print("\n > Model has {} parameters".format(num_params), flush=True)
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print("\n > Model has {} parameters".format(num_params), flush=True)
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if 'best_loss' not in locals():
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if args.restore_step == 0 or not args.best_path:
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best_loss = float('inf')
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best_loss = float('inf')
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print(" > Starting with inf best loss.")
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else:
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print(args.best_path)
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best_loss = torch.load(args.best_path,
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map_location='cpu')['model_loss']
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print(f" > Starting with loaded last best loss {best_loss}.")
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keep_best = c.get('keep_best', False)
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keep_after = c.get('keep_after', 10000) # void if keep_best False
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# define dataloaders
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# define dataloaders
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train_loader = setup_loader(ap, 1, is_val=False, verbose=True)
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train_loader = setup_loader(ap, 1, is_val=False, verbose=True)
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@ -549,7 +557,8 @@ def main(args): # pylint: disable=redefined-outer-name
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model = data_depended_init(train_loader, model)
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model = data_depended_init(train_loader, model)
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for epoch in range(0, c.epochs):
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for epoch in range(0, c.epochs):
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c_logger.print_epoch_start(epoch, c.epochs)
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c_logger.print_epoch_start(epoch, c.epochs)
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train_avg_loss_dict, global_step = train(train_loader, model, criterion, optimizer,
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train_avg_loss_dict, global_step = train(train_loader, model,
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criterion, optimizer,
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scheduler, ap, global_step,
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scheduler, ap, global_step,
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epoch)
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epoch)
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eval_avg_loss_dict = evaluate(eval_loader, model, criterion, ap,
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eval_avg_loss_dict = evaluate(eval_loader, model, criterion, ap,
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@ -558,8 +567,9 @@ def main(args): # pylint: disable=redefined-outer-name
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target_loss = train_avg_loss_dict['avg_loss']
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target_loss = train_avg_loss_dict['avg_loss']
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if c.run_eval:
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if c.run_eval:
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target_loss = eval_avg_loss_dict['avg_loss']
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target_loss = eval_avg_loss_dict['avg_loss']
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best_loss = save_best_model(target_loss, best_loss, model, optimizer, global_step, epoch, c.r,
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best_loss = save_best_model(target_loss, best_loss, model, optimizer,
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OUT_PATH)
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global_step, epoch, c.r, OUT_PATH,
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keep_best=keep_best, keep_after=keep_after)
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if __name__ == '__main__':
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if __name__ == '__main__':
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@ -502,8 +502,16 @@ def main(args): # pylint: disable=redefined-outer-name
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num_params = count_parameters(model)
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num_params = count_parameters(model)
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print("\n > Model has {} parameters".format(num_params), flush=True)
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print("\n > Model has {} parameters".format(num_params), flush=True)
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if 'best_loss' not in locals():
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if args.restore_step == 0 or not args.best_path:
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best_loss = float('inf')
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best_loss = float('inf')
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print(" > Starting with inf best loss.")
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else:
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print(args.best_path)
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best_loss = torch.load(args.best_path,
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map_location='cpu')['model_loss']
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print(f" > Starting with loaded last best loss {best_loss}.")
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keep_best = c.get('keep_best', False)
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keep_after = c.get('keep_after', 10000) # void if keep_best False
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# define dataloaders
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# define dataloaders
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train_loader = setup_loader(ap, 1, is_val=False, verbose=True)
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train_loader = setup_loader(ap, 1, is_val=False, verbose=True)
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@ -522,8 +530,8 @@ def main(args): # pylint: disable=redefined-outer-name
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if c.run_eval:
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if c.run_eval:
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target_loss = eval_avg_loss_dict['avg_loss']
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target_loss = eval_avg_loss_dict['avg_loss']
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best_loss = save_best_model(target_loss, best_loss, model, optimizer,
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best_loss = save_best_model(target_loss, best_loss, model, optimizer,
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global_step, epoch, c.r,
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global_step, epoch, c.r, OUT_PATH,
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OUT_PATH)
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keep_best=keep_best, keep_after=keep_after)
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if __name__ == '__main__':
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if __name__ == '__main__':
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@ -581,8 +581,16 @@ def main(args): # pylint: disable=redefined-outer-name
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num_params = count_parameters(model)
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num_params = count_parameters(model)
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print("\n > Model has {} parameters".format(num_params), flush=True)
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print("\n > Model has {} parameters".format(num_params), flush=True)
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if 'best_loss' not in locals():
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if args.restore_step == 0 or not args.best_path:
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best_loss = float('inf')
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best_loss = float('inf')
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print(" > Starting with inf best loss.")
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else:
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print(args.best_path)
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best_loss = torch.load(args.best_path,
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map_location='cpu')['model_loss']
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print(f" > Starting with loaded last best loss {best_loss}.")
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keep_best = c.get('keep_best', False)
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keep_after = c.get('keep_after', 10000) # void if keep_best False
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# define data loaders
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# define data loaders
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train_loader = setup_loader(ap,
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train_loader = setup_loader(ap,
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@ -634,6 +642,8 @@ def main(args): # pylint: disable=redefined-outer-name
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epoch,
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epoch,
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c.r,
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c.r,
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OUT_PATH,
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OUT_PATH,
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keep_best=keep_best,
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keep_after=keep_after,
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scaler=scaler.state_dict() if c.mixed_precision else None
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scaler=scaler.state_dict() if c.mixed_precision else None
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)
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)
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@ -545,8 +545,16 @@ def main(args): # pylint: disable=redefined-outer-name
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num_params = count_parameters(model_disc)
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num_params = count_parameters(model_disc)
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print(" > Discriminator has {} parameters".format(num_params), flush=True)
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print(" > Discriminator has {} parameters".format(num_params), flush=True)
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if 'best_loss' not in locals():
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if args.restore_step == 0 or not args.best_path:
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best_loss = float('inf')
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best_loss = float('inf')
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print(" > Starting with inf best loss.")
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else:
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print(args.best_path)
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best_loss = torch.load(args.best_path,
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map_location='cpu')['model_loss']
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print(f" > Starting with loaded last best loss {best_loss}.")
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keep_best = c.get('keep_best', False)
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keep_after = c.get('keep_after', 10000) # void if keep_best False
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global_step = args.restore_step
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global_step = args.restore_step
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for epoch in range(0, c.epochs):
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for epoch in range(0, c.epochs):
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@ -571,7 +579,10 @@ def main(args): # pylint: disable=redefined-outer-name
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global_step,
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global_step,
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epoch,
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epoch,
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OUT_PATH,
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OUT_PATH,
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model_losses=eval_avg_loss_dict)
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keep_best=keep_best,
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keep_after=keep_after,
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model_losses=eval_avg_loss_dict,
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)
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if __name__ == '__main__':
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if __name__ == '__main__':
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@ -393,8 +393,16 @@ def main(args): # pylint: disable=redefined-outer-name
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num_params = count_parameters(model)
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num_params = count_parameters(model)
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print(" > WaveGrad has {} parameters".format(num_params), flush=True)
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print(" > WaveGrad has {} parameters".format(num_params), flush=True)
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if 'best_loss' not in locals():
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if args.restore_step == 0 or not args.best_path:
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best_loss = float('inf')
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best_loss = float('inf')
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print(" > Starting with inf best loss.")
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else:
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print(args.best_path)
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best_loss = torch.load(args.best_path,
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map_location='cpu')['model_loss']
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print(f" > Starting with loaded last best loss {best_loss}.")
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keep_best = c.get('keep_best', False)
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keep_after = c.get('keep_after', 10000) # void if keep_best False
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global_step = args.restore_step
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global_step = args.restore_step
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for epoch in range(0, c.epochs):
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for epoch in range(0, c.epochs):
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@ -416,6 +424,8 @@ def main(args): # pylint: disable=redefined-outer-name
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global_step,
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global_step,
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epoch,
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epoch,
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OUT_PATH,
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OUT_PATH,
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keep_best=keep_best,
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keep_after=keep_after,
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model_losses=eval_avg_loss_dict,
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model_losses=eval_avg_loss_dict,
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scaler=scaler.state_dict() if c.mixed_precision else None
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scaler=scaler.state_dict() if c.mixed_precision else None
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)
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)
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@ -416,8 +416,16 @@ def main(args): # pylint: disable=redefined-outer-name
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num_parameters = count_parameters(model_wavernn)
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num_parameters = count_parameters(model_wavernn)
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print(" > Model has {} parameters".format(num_parameters), flush=True)
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print(" > Model has {} parameters".format(num_parameters), flush=True)
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if "best_loss" not in locals():
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if args.restore_step == 0 or not args.best_path:
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best_loss = float("inf")
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best_loss = float('inf')
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print(" > Starting with inf best loss.")
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else:
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print(args.best_path)
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best_loss = torch.load(args.best_path,
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map_location='cpu')['model_loss']
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print(f" > Starting with loaded last best loss {best_loss}.")
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keep_best = c.get('keep_best', False)
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keep_after = c.get('keep_after', 10000) # void if keep_best False
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global_step = args.restore_step
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global_step = args.restore_step
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for epoch in range(0, c.epochs):
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for epoch in range(0, c.epochs):
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@ -440,6 +448,8 @@ def main(args): # pylint: disable=redefined-outer-name
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global_step,
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global_step,
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epoch,
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epoch,
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OUT_PATH,
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OUT_PATH,
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keep_best=keep_best,
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keep_after=keep_after,
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model_losses=eval_avg_loss_dict,
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model_losses=eval_avg_loss_dict,
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scaler=scaler.state_dict() if c.mixed_precision else None
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scaler=scaler.state_dict() if c.mixed_precision else None
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)
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)
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@ -1,172 +1,174 @@
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{
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{
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"model": "Tacotron2",
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"model": "Tacotron2",
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"run_name": "ljspeech-ddc",
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"run_name": "ljspeech-ddc",
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"run_description": "tacotron2 with DDC and differential spectral loss.",
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"run_description": "tacotron2 with DDC and differential spectral loss.",
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// AUDIO PARAMETERS
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// AUDIO PARAMETERS
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"audio":{
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"audio":{
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// stft parameters
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// stft parameters
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"fft_size": 1024, // number of stft frequency levels. Size of the linear spectogram frame.
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"fft_size": 1024, // number of stft frequency levels. Size of the linear spectogram frame.
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"win_length": 1024, // stft window length in ms.
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"win_length": 1024, // stft window length in ms.
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"hop_length": 256, // stft window hop-lengh in ms.
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"hop_length": 256, // stft window hop-lengh in ms.
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"frame_length_ms": null, // stft window length in ms.If null, 'win_length' is used.
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"frame_length_ms": null, // stft window length in ms.If null, 'win_length' is used.
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"frame_shift_ms": null, // stft window hop-lengh in ms. If null, 'hop_length' is used.
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"frame_shift_ms": null, // stft window hop-lengh in ms. If null, 'hop_length' is used.
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// Audio processing parameters
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// Audio processing parameters
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"sample_rate": 22050, // DATASET-RELATED: wav sample-rate.
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"sample_rate": 22050, // DATASET-RELATED: wav sample-rate.
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"preemphasis": 0.0, // pre-emphasis to reduce spec noise and make it more structured. If 0.0, no -pre-emphasis.
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"preemphasis": 0.0, // pre-emphasis to reduce spec noise and make it more structured. If 0.0, no -pre-emphasis.
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"ref_level_db": 20, // reference level db, theoretically 20db is the sound of air.
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"ref_level_db": 20, // reference level db, theoretically 20db is the sound of air.
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// Silence trimming
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// Silence trimming
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"do_trim_silence": true,// enable trimming of slience of audio as you load it. LJspeech (true), TWEB (false), Nancy (true)
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"do_trim_silence": true,// enable trimming of slience of audio as you load it. LJspeech (true), TWEB (false), Nancy (true)
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"trim_db": 60, // threshold for timming silence. Set this according to your dataset.
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"trim_db": 60, // threshold for timming silence. Set this according to your dataset.
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// Griffin-Lim
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// Griffin-Lim
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"power": 1.5, // value to sharpen wav signals after GL algorithm.
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"power": 1.5, // value to sharpen wav signals after GL algorithm.
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"griffin_lim_iters": 60,// #griffin-lim iterations. 30-60 is a good range. Larger the value, slower the generation.
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"griffin_lim_iters": 60,// #griffin-lim iterations. 30-60 is a good range. Larger the value, slower the generation.
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// MelSpectrogram parameters
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// MelSpectrogram parameters
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"num_mels": 80, // size of the mel spec frame.
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"num_mels": 80, // size of the mel spec frame.
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"mel_fmin": 50.0, // minimum freq level for mel-spec. ~50 for male and ~95 for female voices. Tune for dataset!!
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"mel_fmin": 50.0, // minimum freq level for mel-spec. ~50 for male and ~95 for female voices. Tune for dataset!!
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"mel_fmax": 7600.0, // maximum freq level for mel-spec. Tune for dataset!!
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"mel_fmax": 7600.0, // maximum freq level for mel-spec. Tune for dataset!!
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"spec_gain": 1,
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"spec_gain": 1,
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// Normalization parameters
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// Normalization parameters
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"signal_norm": true, // normalize spec values. Mean-Var normalization if 'stats_path' is defined otherwise range normalization defined by the other params.
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"signal_norm": true, // normalize spec values. Mean-Var normalization if 'stats_path' is defined otherwise range normalization defined by the other params.
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"min_level_db": -100, // lower bound for normalization
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"min_level_db": -100, // lower bound for normalization
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"symmetric_norm": true, // move normalization to range [-1, 1]
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"symmetric_norm": true, // move normalization to range [-1, 1]
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"max_norm": 4.0, // scale normalization to range [-max_norm, max_norm] or [0, max_norm]
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"max_norm": 4.0, // scale normalization to range [-max_norm, max_norm] or [0, max_norm]
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"clip_norm": true, // clip normalized values into the range.
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"clip_norm": true, // clip normalized values into the range.
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"stats_path": "/home/erogol/Data/LJSpeech-1.1/scale_stats.npy" // DO NOT USE WITH MULTI_SPEAKER MODEL. scaler stats file computed by 'compute_statistics.py'. If it is defined, mean-std based notmalization is used and other normalization params are ignored
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"stats_path": "/home/erogol/Data/LJSpeech-1.1/scale_stats.npy" // DO NOT USE WITH MULTI_SPEAKER MODEL. scaler stats file computed by 'compute_statistics.py'. If it is defined, mean-std based notmalization is used and other normalization params are ignored
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},
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},
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// VOCABULARY PARAMETERS
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// VOCABULARY PARAMETERS
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// if custom character set is not defined,
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// if custom character set is not defined,
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// default set in symbols.py is used
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// default set in symbols.py is used
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// "characters":{
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// "characters":{
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// "pad": "_",
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// "pad": "_",
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// "eos": "~",
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// "eos": "~",
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// "bos": "^",
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// "bos": "^",
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// "characters": "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!'(),-.:;? ",
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// "characters": "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!'(),-.:;? ",
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// "punctuations":"!'(),-.:;? ",
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// "punctuations":"!'(),-.:;? ",
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// "phonemes":"iyɨʉɯuɪʏʊeøɘəɵɤoɛœɜɞʌɔæɐaɶɑɒᵻʘɓǀɗǃʄǂɠǁʛpbtdʈɖcɟkɡqɢʔɴŋɲɳnɱmʙrʀⱱɾɽɸβfvθðszʃʒʂʐçʝxɣχʁħʕhɦɬɮʋɹɻjɰlɭʎʟˈˌːˑʍwɥʜʢʡɕʑɺɧɚ˞ɫ"
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// "phonemes":"iyɨʉɯuɪʏʊeøɘəɵɤoɛœɜɞʌɔæɐaɶɑɒᵻʘɓǀɗǃʄǂɠǁʛpbtdʈɖcɟkɡqɢʔɴŋɲɳnɱmʙrʀⱱɾɽɸβfvθðszʃʒʂʐçʝxɣχʁħʕhɦɬɮʋɹɻjɰlɭʎʟˈˌːˑʍwɥʜʢʡɕʑɺɧɚ˞ɫ"
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// },
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// },
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// DISTRIBUTED TRAINING
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// DISTRIBUTED TRAINING
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"distributed":{
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"distributed":{
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"backend": "nccl",
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"backend": "nccl",
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"url": "tcp:\/\/localhost:54321"
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"url": "tcp:\/\/localhost:54321"
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},
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},
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"reinit_layers": [], // give a list of layer names to restore from the given checkpoint. If not defined, it reloads all heuristically matching layers.
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"reinit_layers": [], // give a list of layer names to restore from the given checkpoint. If not defined, it reloads all heuristically matching layers.
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// TRAINING
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// TRAINING
|
||||||
"batch_size": 32, // Batch size for training. Lower values than 32 might cause hard to learn attention. It is overwritten by 'gradual_training'.
|
"batch_size": 32, // Batch size for training. Lower values than 32 might cause hard to learn attention. It is overwritten by 'gradual_training'.
|
||||||
"eval_batch_size":16,
|
"eval_batch_size":16,
|
||||||
"r": 7, // Number of decoder frames to predict per iteration. Set the initial values if gradual training is enabled.
|
"r": 7, // Number of decoder frames to predict per iteration. Set the initial values if gradual training is enabled.
|
||||||
"gradual_training": [[0, 7, 64], [1, 5, 64], [50000, 3, 32], [130000, 2, 32], [290000, 1, 32]], //set gradual training steps [first_step, r, batch_size]. If it is null, gradual training is disabled. For Tacotron, you might need to reduce the 'batch_size' as you proceeed.
|
"gradual_training": [[0, 7, 64], [1, 5, 64], [50000, 3, 32], [130000, 2, 32], [290000, 1, 32]], //set gradual training steps [first_step, r, batch_size]. If it is null, gradual training is disabled. For Tacotron, you might need to reduce the 'batch_size' as you proceeed.
|
||||||
"mixed_precision": true, // level of optimization with NVIDIA's apex feature for automatic mixed FP16/FP32 precision (AMP), NOTE: currently only O1 is supported, and use "O1" to activate.
|
"mixed_precision": true, // level of optimization with NVIDIA's apex feature for automatic mixed FP16/FP32 precision (AMP), NOTE: currently only O1 is supported, and use "O1" to activate.
|
||||||
|
|
||||||
// LOSS SETTINGS
|
// LOSS SETTINGS
|
||||||
"loss_masking": true, // enable / disable loss masking against the sequence padding.
|
"loss_masking": true, // enable / disable loss masking against the sequence padding.
|
||||||
"decoder_loss_alpha": 0.5, // original decoder loss weight. If > 0, it is enabled
|
"decoder_loss_alpha": 0.5, // original decoder loss weight. If > 0, it is enabled
|
||||||
"postnet_loss_alpha": 0.25, // original postnet loss weight. If > 0, it is enabled
|
"postnet_loss_alpha": 0.25, // original postnet loss weight. If > 0, it is enabled
|
||||||
"postnet_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
"postnet_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
||||||
"decoder_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
"decoder_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
||||||
"decoder_ssim_alpha": 0.5, // decoder ssim loss weight. If > 0, it is enabled
|
"decoder_ssim_alpha": 0.5, // decoder ssim loss weight. If > 0, it is enabled
|
||||||
"postnet_ssim_alpha": 0.25, // postnet ssim loss weight. If > 0, it is enabled
|
"postnet_ssim_alpha": 0.25, // postnet ssim loss weight. If > 0, it is enabled
|
||||||
"ga_alpha": 5.0, // weight for guided attention loss. If > 0, guided attention is enabled.
|
"ga_alpha": 5.0, // weight for guided attention loss. If > 0, guided attention is enabled.
|
||||||
"stopnet_pos_weight": 15.0, // pos class weight for stopnet loss since there are way more negative samples than positive samples.
|
"stopnet_pos_weight": 15.0, // pos class weight for stopnet loss since there are way more negative samples than positive samples.
|
||||||
|
|
||||||
|
|
||||||
// VALIDATION
|
// VALIDATION
|
||||||
"run_eval": true,
|
"run_eval": true,
|
||||||
"test_delay_epochs": 10, //Until attention is aligned, testing only wastes computation time.
|
"test_delay_epochs": 10, //Until attention is aligned, testing only wastes computation time.
|
||||||
"test_sentences_file": null, // set a file to load sentences to be used for testing. If it is null then we use default english sentences.
|
"test_sentences_file": null, // set a file to load sentences to be used for testing. If it is null then we use default english sentences.
|
||||||
|
|
||||||
// OPTIMIZER
|
// OPTIMIZER
|
||||||
"noam_schedule": false, // use noam warmup and lr schedule.
|
"noam_schedule": false, // use noam warmup and lr schedule.
|
||||||
"grad_clip": 1.0, // upper limit for gradients for clipping.
|
"grad_clip": 1.0, // upper limit for gradients for clipping.
|
||||||
"epochs": 1000, // total number of epochs to train.
|
"epochs": 1000, // total number of epochs to train.
|
||||||
"lr": 0.0001, // Initial learning rate. If Noam decay is active, maximum learning rate.
|
"lr": 0.0001, // Initial learning rate. If Noam decay is active, maximum learning rate.
|
||||||
"wd": 0.000001, // Weight decay weight.
|
"wd": 0.000001, // Weight decay weight.
|
||||||
"warmup_steps": 4000, // Noam decay steps to increase the learning rate from 0 to "lr"
|
"warmup_steps": 4000, // Noam decay steps to increase the learning rate from 0 to "lr"
|
||||||
"seq_len_norm": false, // Normalize eash sample loss with its length to alleviate imbalanced datasets. Use it if your dataset is small or has skewed distribution of sequence lengths.
|
"seq_len_norm": false, // Normalize eash sample loss with its length to alleviate imbalanced datasets. Use it if your dataset is small or has skewed distribution of sequence lengths.
|
||||||
|
|
||||||
// TACOTRON PRENET
|
// TACOTRON PRENET
|
||||||
"memory_size": -1, // ONLY TACOTRON - size of the memory queue used fro storing last decoder predictions for auto-regression. If < 0, memory queue is disabled and decoder only uses the last prediction frame.
|
"memory_size": -1, // ONLY TACOTRON - size of the memory queue used fro storing last decoder predictions for auto-regression. If < 0, memory queue is disabled and decoder only uses the last prediction frame.
|
||||||
"prenet_type": "original", // "original" or "bn".
|
"prenet_type": "original", // "original" or "bn".
|
||||||
"prenet_dropout": false, // enable/disable dropout at prenet.
|
"prenet_dropout": false, // enable/disable dropout at prenet.
|
||||||
|
|
||||||
// TACOTRON ATTENTION
|
// TACOTRON ATTENTION
|
||||||
"attention_type": "original", // 'original' , 'graves', 'dynamic_convolution'
|
"attention_type": "original", // 'original' , 'graves', 'dynamic_convolution'
|
||||||
"attention_heads": 4, // number of attention heads (only for 'graves')
|
"attention_heads": 4, // number of attention heads (only for 'graves')
|
||||||
"attention_norm": "sigmoid", // softmax or sigmoid.
|
"attention_norm": "sigmoid", // softmax or sigmoid.
|
||||||
"windowing": false, // Enables attention windowing. Used only in eval mode.
|
"windowing": false, // Enables attention windowing. Used only in eval mode.
|
||||||
"use_forward_attn": false, // if it uses forward attention. In general, it aligns faster.
|
"use_forward_attn": false, // if it uses forward attention. In general, it aligns faster.
|
||||||
"forward_attn_mask": false, // Additional masking forcing monotonicity only in eval mode.
|
"forward_attn_mask": false, // Additional masking forcing monotonicity only in eval mode.
|
||||||
"transition_agent": false, // enable/disable transition agent of forward attention.
|
"transition_agent": false, // enable/disable transition agent of forward attention.
|
||||||
"location_attn": true, // enable_disable location sensitive attention. It is enabled for TACOTRON by default.
|
"location_attn": true, // enable_disable location sensitive attention. It is enabled for TACOTRON by default.
|
||||||
"bidirectional_decoder": false, // use https://arxiv.org/abs/1907.09006. Use it, if attention does not work well with your dataset.
|
"bidirectional_decoder": false, // use https://arxiv.org/abs/1907.09006. Use it, if attention does not work well with your dataset.
|
||||||
"double_decoder_consistency": true, // use DDC explained here https://erogol.com/solving-attention-problems-of-tts-models-with-double-decoder-consistency-draft/
|
"double_decoder_consistency": true, // use DDC explained here https://erogol.com/solving-attention-problems-of-tts-models-with-double-decoder-consistency-draft/
|
||||||
"ddc_r": 7, // reduction rate for coarse decoder.
|
"ddc_r": 7, // reduction rate for coarse decoder.
|
||||||
|
|
||||||
// STOPNET
|
// STOPNET
|
||||||
"stopnet": true, // Train stopnet predicting the end of synthesis.
|
"stopnet": true, // Train stopnet predicting the end of synthesis.
|
||||||
"separate_stopnet": true, // Train stopnet seperately if 'stopnet==true'. It prevents stopnet loss to influence the rest of the model. It causes a better model, but it trains SLOWER.
|
"separate_stopnet": true, // Train stopnet seperately if 'stopnet==true'. It prevents stopnet loss to influence the rest of the model. It causes a better model, but it trains SLOWER.
|
||||||
|
|
||||||
// TENSORBOARD and LOGGING
|
// TENSORBOARD and LOGGING
|
||||||
"print_step": 25, // Number of steps to log training on console.
|
"print_step": 25, // Number of steps to log training on console.
|
||||||
"tb_plot_step": 100, // Number of steps to plot TB training figures.
|
"tb_plot_step": 100, // Number of steps to plot TB training figures.
|
||||||
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
||||||
"save_step": 10000, // Number of training steps expected to save traninpg stats and checkpoints.
|
"save_step": 10000, // Number of training steps expected to save traninpg stats and checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
// DATA LOADING
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
"text_cleaner": "phoneme_cleaners",
|
|
||||||
"enable_eos_bos_chars": false, // enable/disable beginning of sentence and end of sentence chars.
|
// DATA LOADING
|
||||||
"num_loader_workers": 4, // number of training data loader processes. Don't set it too big. 4-8 are good values.
|
"text_cleaner": "phoneme_cleaners",
|
||||||
"num_val_loader_workers": 4, // number of evaluation data loader processes.
|
"enable_eos_bos_chars": false, // enable/disable beginning of sentence and end of sentence chars.
|
||||||
"batch_group_size": 4, //Number of batches to shuffle after bucketing.
|
"num_loader_workers": 4, // number of training data loader processes. Don't set it too big. 4-8 are good values.
|
||||||
"min_seq_len": 6, // DATASET-RELATED: minimum text length to use in training
|
"num_val_loader_workers": 4, // number of evaluation data loader processes.
|
||||||
"max_seq_len": 153, // DATASET-RELATED: maximum text length
|
"batch_group_size": 4, //Number of batches to shuffle after bucketing.
|
||||||
"compute_input_seq_cache": false, // if true, text sequences are computed before starting training. If phonemes are enabled, they are also computed at this stage.
|
"min_seq_len": 6, // DATASET-RELATED: minimum text length to use in training
|
||||||
"use_noise_augment": true,
|
"max_seq_len": 153, // DATASET-RELATED: maximum text length
|
||||||
|
"compute_input_seq_cache": false, // if true, text sequences are computed before starting training. If phonemes are enabled, they are also computed at this stage.
|
||||||
// PATHS
|
"use_noise_augment": true,
|
||||||
"output_path": "/home/erogol/Models/LJSpeech/",
|
|
||||||
|
// PATHS
|
||||||
// PHONEMES
|
"output_path": "/home/erogol/Models/LJSpeech/",
|
||||||
"phoneme_cache_path": "/home/erogol/Models/phoneme_cache/", // phoneme computation is slow, therefore, it caches results in the given folder.
|
|
||||||
"use_phonemes": true, // use phonemes instead of raw characters. It is suggested for better pronounciation.
|
// PHONEMES
|
||||||
"phoneme_language": "en-us", // depending on your target language, pick one from https://github.com/bootphon/phonemizer#languages
|
"phoneme_cache_path": "/home/erogol/Models/phoneme_cache/", // phoneme computation is slow, therefore, it caches results in the given folder.
|
||||||
|
"use_phonemes": true, // use phonemes instead of raw characters. It is suggested for better pronounciation.
|
||||||
// MULTI-SPEAKER and GST
|
"phoneme_language": "en-us", // depending on your target language, pick one from https://github.com/bootphon/phonemizer#languages
|
||||||
"use_speaker_embedding": false, // use speaker embedding to enable multi-speaker learning.
|
|
||||||
"use_gst": false, // use global style tokens
|
// MULTI-SPEAKER and GST
|
||||||
"use_external_speaker_embedding_file": false, // if true, forces the model to use external embedding per sample instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
"use_speaker_embedding": false, // use speaker embedding to enable multi-speaker learning.
|
||||||
"external_speaker_embedding_file": "../../speakers-vctk-en.json", // if not null and use_external_speaker_embedding_file is true, it is used to load a specific embedding file and thus uses these embeddings instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
"use_gst": false, // use global style tokens
|
||||||
"gst": { // gst parameter if gst is enabled
|
"use_external_speaker_embedding_file": false, // if true, forces the model to use external embedding per sample instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
||||||
"gst_style_input": null, // Condition the style input either on a
|
"external_speaker_embedding_file": "../../speakers-vctk-en.json", // if not null and use_external_speaker_embedding_file is true, it is used to load a specific embedding file and thus uses these embeddings instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
||||||
// -> wave file [path to wave] or
|
"gst": { // gst parameter if gst is enabled
|
||||||
// -> dictionary using the style tokens {'token1': 'value', 'token2': 'value'} example {"0": 0.15, "1": 0.15, "5": -0.15}
|
"gst_style_input": null, // Condition the style input either on a
|
||||||
// with the dictionary being len(dict) <= len(gst_style_tokens).
|
// -> wave file [path to wave] or
|
||||||
"gst_embedding_dim": 512,
|
// -> dictionary using the style tokens {'token1': 'value', 'token2': 'value'} example {"0": 0.15, "1": 0.15, "5": -0.15}
|
||||||
"gst_num_heads": 4,
|
// with the dictionary being len(dict) <= len(gst_style_tokens).
|
||||||
"gst_style_tokens": 10,
|
"gst_embedding_dim": 512,
|
||||||
"gst_use_speaker_embedding": false
|
"gst_num_heads": 4,
|
||||||
},
|
"gst_style_tokens": 10,
|
||||||
|
"gst_use_speaker_embedding": false
|
||||||
// DATASETS
|
},
|
||||||
"datasets": // List of datasets. They all merged and they get different speaker_ids.
|
|
||||||
[
|
// DATASETS
|
||||||
{
|
"datasets": // List of datasets. They all merged and they get different speaker_ids.
|
||||||
"name": "ljspeech",
|
[
|
||||||
"path": "/home/erogol/Data/LJSpeech-1.1/",
|
{
|
||||||
"meta_file_train": "metadata.csv", // for vtck if list, ignore speakers id in list for train, its useful for test cloning with new speakers
|
"name": "ljspeech",
|
||||||
"meta_file_val": null
|
"path": "/home/erogol/Data/LJSpeech-1.1/",
|
||||||
}
|
"meta_file_train": "metadata.csv", // for vtck if list, ignore speakers id in list for train, its useful for test cloning with new speakers
|
||||||
]
|
"meta_file_val": null
|
||||||
}
|
}
|
||||||
|
]
|
||||||
|
}
|
||||||
|
|
||||||
|
|
|
@ -93,6 +93,8 @@
|
||||||
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
||||||
"save_step": 5000, // Number of training steps expected to save traninpg stats and checkpoints.
|
"save_step": 5000, // Number of training steps expected to save traninpg stats and checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
"apex_amp_level": null,
|
"apex_amp_level": null,
|
||||||
|
|
||||||
|
|
|
@ -105,6 +105,8 @@
|
||||||
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
||||||
"save_step": 5000, // Number of training steps expected to save traninpg stats and checkpoints.
|
"save_step": 5000, // Number of training steps expected to save traninpg stats and checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -1,171 +1,173 @@
|
||||||
{
|
{
|
||||||
"model": "Tacotron2",
|
"model": "Tacotron2",
|
||||||
"run_name": "ljspeech-dcattn",
|
"run_name": "ljspeech-dcattn",
|
||||||
"run_description": "tacotron2 with dynamic convolution attention.",
|
"run_description": "tacotron2 with dynamic convolution attention.",
|
||||||
|
|
||||||
// AUDIO PARAMETERS
|
// AUDIO PARAMETERS
|
||||||
"audio":{
|
"audio":{
|
||||||
// stft parameters
|
// stft parameters
|
||||||
"fft_size": 1024, // number of stft frequency levels. Size of the linear spectogram frame.
|
"fft_size": 1024, // number of stft frequency levels. Size of the linear spectogram frame.
|
||||||
"win_length": 1024, // stft window length in ms.
|
"win_length": 1024, // stft window length in ms.
|
||||||
"hop_length": 256, // stft window hop-lengh in ms.
|
"hop_length": 256, // stft window hop-lengh in ms.
|
||||||
"frame_length_ms": null, // stft window length in ms.If null, 'win_length' is used.
|
"frame_length_ms": null, // stft window length in ms.If null, 'win_length' is used.
|
||||||
"frame_shift_ms": null, // stft window hop-lengh in ms. If null, 'hop_length' is used.
|
"frame_shift_ms": null, // stft window hop-lengh in ms. If null, 'hop_length' is used.
|
||||||
|
|
||||||
// Audio processing parameters
|
// Audio processing parameters
|
||||||
"sample_rate": 22050, // DATASET-RELATED: wav sample-rate.
|
"sample_rate": 22050, // DATASET-RELATED: wav sample-rate.
|
||||||
"preemphasis": 0.0, // pre-emphasis to reduce spec noise and make it more structured. If 0.0, no -pre-emphasis.
|
"preemphasis": 0.0, // pre-emphasis to reduce spec noise and make it more structured. If 0.0, no -pre-emphasis.
|
||||||
"ref_level_db": 20, // reference level db, theoretically 20db is the sound of air.
|
"ref_level_db": 20, // reference level db, theoretically 20db is the sound of air.
|
||||||
|
|
||||||
// Silence trimming
|
// Silence trimming
|
||||||
"do_trim_silence": true,// enable trimming of slience of audio as you load it. LJspeech (true), TWEB (false), Nancy (true)
|
"do_trim_silence": true,// enable trimming of slience of audio as you load it. LJspeech (true), TWEB (false), Nancy (true)
|
||||||
"trim_db": 60, // threshold for timming silence. Set this according to your dataset.
|
"trim_db": 60, // threshold for timming silence. Set this according to your dataset.
|
||||||
|
|
||||||
// Griffin-Lim
|
// Griffin-Lim
|
||||||
"power": 1.5, // value to sharpen wav signals after GL algorithm.
|
"power": 1.5, // value to sharpen wav signals after GL algorithm.
|
||||||
"griffin_lim_iters": 60,// #griffin-lim iterations. 30-60 is a good range. Larger the value, slower the generation.
|
"griffin_lim_iters": 60,// #griffin-lim iterations. 30-60 is a good range. Larger the value, slower the generation.
|
||||||
|
|
||||||
// MelSpectrogram parameters
|
// MelSpectrogram parameters
|
||||||
"num_mels": 80, // size of the mel spec frame.
|
"num_mels": 80, // size of the mel spec frame.
|
||||||
"mel_fmin": 50.0, // minimum freq level for mel-spec. ~50 for male and ~95 for female voices. Tune for dataset!!
|
"mel_fmin": 50.0, // minimum freq level for mel-spec. ~50 for male and ~95 for female voices. Tune for dataset!!
|
||||||
"mel_fmax": 7600.0, // maximum freq level for mel-spec. Tune for dataset!!
|
"mel_fmax": 7600.0, // maximum freq level for mel-spec. Tune for dataset!!
|
||||||
"spec_gain": 1,
|
"spec_gain": 1,
|
||||||
|
|
||||||
// Normalization parameters
|
// Normalization parameters
|
||||||
"signal_norm": true, // normalize spec values. Mean-Var normalization if 'stats_path' is defined otherwise range normalization defined by the other params.
|
"signal_norm": true, // normalize spec values. Mean-Var normalization if 'stats_path' is defined otherwise range normalization defined by the other params.
|
||||||
"min_level_db": -100, // lower bound for normalization
|
"min_level_db": -100, // lower bound for normalization
|
||||||
"symmetric_norm": true, // move normalization to range [-1, 1]
|
"symmetric_norm": true, // move normalization to range [-1, 1]
|
||||||
"max_norm": 4.0, // scale normalization to range [-max_norm, max_norm] or [0, max_norm]
|
"max_norm": 4.0, // scale normalization to range [-max_norm, max_norm] or [0, max_norm]
|
||||||
"clip_norm": true, // clip normalized values into the range.
|
"clip_norm": true, // clip normalized values into the range.
|
||||||
"stats_path": "/home/erogol/Data/LJSpeech-1.1/scale_stats.npy" // DO NOT USE WITH MULTI_SPEAKER MODEL. scaler stats file computed by 'compute_statistics.py'. If it is defined, mean-std based notmalization is used and other normalization params are ignored
|
"stats_path": "/home/erogol/Data/LJSpeech-1.1/scale_stats.npy" // DO NOT USE WITH MULTI_SPEAKER MODEL. scaler stats file computed by 'compute_statistics.py'. If it is defined, mean-std based notmalization is used and other normalization params are ignored
|
||||||
},
|
},
|
||||||
|
|
||||||
// VOCABULARY PARAMETERS
|
// VOCABULARY PARAMETERS
|
||||||
// if custom character set is not defined,
|
// if custom character set is not defined,
|
||||||
// default set in symbols.py is used
|
// default set in symbols.py is used
|
||||||
// "characters":{
|
// "characters":{
|
||||||
// "pad": "_",
|
// "pad": "_",
|
||||||
// "eos": "~",
|
// "eos": "~",
|
||||||
// "bos": "^",
|
// "bos": "^",
|
||||||
// "characters": "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!'(),-.:;? ",
|
// "characters": "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz!'(),-.:;? ",
|
||||||
// "punctuations":"!'(),-.:;? ",
|
// "punctuations":"!'(),-.:;? ",
|
||||||
// "phonemes":"iyɨʉɯuɪʏʊeøɘəɵɤoɛœɜɞʌɔæɐaɶɑɒᵻʘɓǀɗǃʄǂɠǁʛpbtdʈɖcɟkɡqɢʔɴŋɲɳnɱmʙrʀⱱɾɽɸβfvθðszʃʒʂʐçʝxɣχʁħʕhɦɬɮʋɹɻjɰlɭʎʟˈˌːˑʍwɥʜʢʡɕʑɺɧɚ˞ɫ"
|
// "phonemes":"iyɨʉɯuɪʏʊeøɘəɵɤoɛœɜɞʌɔæɐaɶɑɒᵻʘɓǀɗǃʄǂɠǁʛpbtdʈɖcɟkɡqɢʔɴŋɲɳnɱmʙrʀⱱɾɽɸβfvθðszʃʒʂʐçʝxɣχʁħʕhɦɬɮʋɹɻjɰlɭʎʟˈˌːˑʍwɥʜʢʡɕʑɺɧɚ˞ɫ"
|
||||||
// },
|
// },
|
||||||
|
|
||||||
// DISTRIBUTED TRAINING
|
// DISTRIBUTED TRAINING
|
||||||
"distributed":{
|
"distributed":{
|
||||||
"backend": "nccl",
|
"backend": "nccl",
|
||||||
"url": "tcp:\/\/localhost:54321"
|
"url": "tcp:\/\/localhost:54321"
|
||||||
},
|
},
|
||||||
|
|
||||||
"reinit_layers": [], // give a list of layer names to restore from the given checkpoint. If not defined, it reloads all heuristically matching layers.
|
"reinit_layers": [], // give a list of layer names to restore from the given checkpoint. If not defined, it reloads all heuristically matching layers.
|
||||||
|
|
||||||
// TRAINING
|
// TRAINING
|
||||||
"batch_size": 32, // Batch size for training. Lower values than 32 might cause hard to learn attention. It is overwritten by 'gradual_training'.
|
"batch_size": 32, // Batch size for training. Lower values than 32 might cause hard to learn attention. It is overwritten by 'gradual_training'.
|
||||||
"eval_batch_size":16,
|
"eval_batch_size":16,
|
||||||
"r": 7, // Number of decoder frames to predict per iteration. Set the initial values if gradual training is enabled.
|
"r": 7, // Number of decoder frames to predict per iteration. Set the initial values if gradual training is enabled.
|
||||||
"gradual_training": [[0, 7, 64], [1, 5, 64], [50000, 3, 32], [130000, 2, 32], [290000, 1, 32]], //set gradual training steps [first_step, r, batch_size]. If it is null, gradual training is disabled. For Tacotron, you might need to reduce the 'batch_size' as you proceeed.
|
"gradual_training": [[0, 7, 64], [1, 5, 64], [50000, 3, 32], [130000, 2, 32], [290000, 1, 32]], //set gradual training steps [first_step, r, batch_size]. If it is null, gradual training is disabled. For Tacotron, you might need to reduce the 'batch_size' as you proceeed.
|
||||||
"mixed_precision": true, // level of optimization with NVIDIA's apex feature for automatic mixed FP16/FP32 precision (AMP), NOTE: currently only O1 is supported, and use "O1" to activate.
|
"mixed_precision": true, // level of optimization with NVIDIA's apex feature for automatic mixed FP16/FP32 precision (AMP), NOTE: currently only O1 is supported, and use "O1" to activate.
|
||||||
|
|
||||||
// LOSS SETTINGS
|
// LOSS SETTINGS
|
||||||
"loss_masking": true, // enable / disable loss masking against the sequence padding.
|
"loss_masking": true, // enable / disable loss masking against the sequence padding.
|
||||||
"decoder_loss_alpha": 0.5, // original decoder loss weight. If > 0, it is enabled
|
"decoder_loss_alpha": 0.5, // original decoder loss weight. If > 0, it is enabled
|
||||||
"postnet_loss_alpha": 0.25, // original postnet loss weight. If > 0, it is enabled
|
"postnet_loss_alpha": 0.25, // original postnet loss weight. If > 0, it is enabled
|
||||||
"postnet_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
"postnet_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
||||||
"decoder_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
"decoder_diff_spec_alpha": 0.25, // differential spectral loss weight. If > 0, it is enabled
|
||||||
"decoder_ssim_alpha": 0.5, // decoder ssim loss weight. If > 0, it is enabled
|
"decoder_ssim_alpha": 0.5, // decoder ssim loss weight. If > 0, it is enabled
|
||||||
"postnet_ssim_alpha": 0.25, // postnet ssim loss weight. If > 0, it is enabled
|
"postnet_ssim_alpha": 0.25, // postnet ssim loss weight. If > 0, it is enabled
|
||||||
"ga_alpha": 0.0, // weight for guided attention loss. If > 0, guided attention is enabled.
|
"ga_alpha": 0.0, // weight for guided attention loss. If > 0, guided attention is enabled.
|
||||||
"stopnet_pos_weight": 15.0, // pos class weight for stopnet loss since there are way more negative samples than positive samples.
|
"stopnet_pos_weight": 15.0, // pos class weight for stopnet loss since there are way more negative samples than positive samples.
|
||||||
|
|
||||||
|
|
||||||
// VALIDATION
|
// VALIDATION
|
||||||
"run_eval": true,
|
"run_eval": true,
|
||||||
"test_delay_epochs": 10, //Until attention is aligned, testing only wastes computation time.
|
"test_delay_epochs": 10, //Until attention is aligned, testing only wastes computation time.
|
||||||
"test_sentences_file": null, // set a file to load sentences to be used for testing. If it is null then we use default english sentences.
|
"test_sentences_file": null, // set a file to load sentences to be used for testing. If it is null then we use default english sentences.
|
||||||
|
|
||||||
// OPTIMIZER
|
// OPTIMIZER
|
||||||
"noam_schedule": false, // use noam warmup and lr schedule.
|
"noam_schedule": false, // use noam warmup and lr schedule.
|
||||||
"grad_clip": 1.0, // upper limit for gradients for clipping.
|
"grad_clip": 1.0, // upper limit for gradients for clipping.
|
||||||
"epochs": 1000, // total number of epochs to train.
|
"epochs": 1000, // total number of epochs to train.
|
||||||
"lr": 0.0001, // Initial learning rate. If Noam decay is active, maximum learning rate.
|
"lr": 0.0001, // Initial learning rate. If Noam decay is active, maximum learning rate.
|
||||||
"wd": 0.000001, // Weight decay weight.
|
"wd": 0.000001, // Weight decay weight.
|
||||||
"warmup_steps": 4000, // Noam decay steps to increase the learning rate from 0 to "lr"
|
"warmup_steps": 4000, // Noam decay steps to increase the learning rate from 0 to "lr"
|
||||||
"seq_len_norm": false, // Normalize eash sample loss with its length to alleviate imbalanced datasets. Use it if your dataset is small or has skewed distribution of sequence lengths.
|
"seq_len_norm": false, // Normalize eash sample loss with its length to alleviate imbalanced datasets. Use it if your dataset is small or has skewed distribution of sequence lengths.
|
||||||
|
|
||||||
// TACOTRON PRENET
|
// TACOTRON PRENET
|
||||||
"memory_size": -1, // ONLY TACOTRON - size of the memory queue used fro storing last decoder predictions for auto-regression. If < 0, memory queue is disabled and decoder only uses the last prediction frame.
|
"memory_size": -1, // ONLY TACOTRON - size of the memory queue used fro storing last decoder predictions for auto-regression. If < 0, memory queue is disabled and decoder only uses the last prediction frame.
|
||||||
"prenet_type": "original", // "original" or "bn".
|
"prenet_type": "original", // "original" or "bn".
|
||||||
"prenet_dropout": false, // enable/disable dropout at prenet.
|
"prenet_dropout": false, // enable/disable dropout at prenet.
|
||||||
|
|
||||||
// TACOTRON ATTENTION
|
// TACOTRON ATTENTION
|
||||||
"attention_type": "dynamic_convolution", // 'original' , 'graves', 'dynamic_convolution'
|
"attention_type": "dynamic_convolution", // 'original' , 'graves', 'dynamic_convolution'
|
||||||
"attention_heads": 4, // number of attention heads (only for 'graves')
|
"attention_heads": 4, // number of attention heads (only for 'graves')
|
||||||
"attention_norm": "softmax", // softmax or sigmoid.
|
"attention_norm": "softmax", // softmax or sigmoid.
|
||||||
"windowing": false, // Enables attention windowing. Used only in eval mode.
|
"windowing": false, // Enables attention windowing. Used only in eval mode.
|
||||||
"use_forward_attn": false, // if it uses forward attention. In general, it aligns faster.
|
"use_forward_attn": false, // if it uses forward attention. In general, it aligns faster.
|
||||||
"forward_attn_mask": false, // Additional masking forcing monotonicity only in eval mode.
|
"forward_attn_mask": false, // Additional masking forcing monotonicity only in eval mode.
|
||||||
"transition_agent": false, // enable/disable transition agent of forward attention.
|
"transition_agent": false, // enable/disable transition agent of forward attention.
|
||||||
"location_attn": true, // enable_disable location sensitive attention. It is enabled for TACOTRON by default.
|
"location_attn": true, // enable_disable location sensitive attention. It is enabled for TACOTRON by default.
|
||||||
"bidirectional_decoder": false, // use https://arxiv.org/abs/1907.09006. Use it, if attention does not work well with your dataset.
|
"bidirectional_decoder": false, // use https://arxiv.org/abs/1907.09006. Use it, if attention does not work well with your dataset.
|
||||||
"double_decoder_consistency": false, // use DDC explained here https://erogol.com/solving-attention-problems-of-tts-models-with-double-decoder-consistency-draft/
|
"double_decoder_consistency": false, // use DDC explained here https://erogol.com/solving-attention-problems-of-tts-models-with-double-decoder-consistency-draft/
|
||||||
"ddc_r": 7, // reduction rate for coarse decoder.
|
"ddc_r": 7, // reduction rate for coarse decoder.
|
||||||
|
|
||||||
// STOPNET
|
// STOPNET
|
||||||
"stopnet": true, // Train stopnet predicting the end of synthesis.
|
"stopnet": true, // Train stopnet predicting the end of synthesis.
|
||||||
"separate_stopnet": true, // Train stopnet seperately if 'stopnet==true'. It prevents stopnet loss to influence the rest of the model. It causes a better model, but it trains SLOWER.
|
"separate_stopnet": true, // Train stopnet seperately if 'stopnet==true'. It prevents stopnet loss to influence the rest of the model. It causes a better model, but it trains SLOWER.
|
||||||
|
|
||||||
// TENSORBOARD and LOGGING
|
// TENSORBOARD and LOGGING
|
||||||
"print_step": 25, // Number of steps to log training on console.
|
"print_step": 25, // Number of steps to log training on console.
|
||||||
"tb_plot_step": 100, // Number of steps to plot TB training figures.
|
"tb_plot_step": 100, // Number of steps to plot TB training figures.
|
||||||
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
||||||
"save_step": 10000, // Number of training steps expected to save traninpg stats and checkpoints.
|
"save_step": 10000, // Number of training steps expected to save traninpg stats and checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
// DATA LOADING
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
"text_cleaner": "phoneme_cleaners",
|
|
||||||
"enable_eos_bos_chars": false, // enable/disable beginning of sentence and end of sentence chars.
|
// DATA LOADING
|
||||||
"num_loader_workers": 4, // number of training data loader processes. Don't set it too big. 4-8 are good values.
|
"text_cleaner": "phoneme_cleaners",
|
||||||
"num_val_loader_workers": 4, // number of evaluation data loader processes.
|
"enable_eos_bos_chars": false, // enable/disable beginning of sentence and end of sentence chars.
|
||||||
"batch_group_size": 4, //Number of batches to shuffle after bucketing.
|
"num_loader_workers": 4, // number of training data loader processes. Don't set it too big. 4-8 are good values.
|
||||||
"min_seq_len": 6, // DATASET-RELATED: minimum text length to use in training
|
"num_val_loader_workers": 4, // number of evaluation data loader processes.
|
||||||
"max_seq_len": 153, // DATASET-RELATED: maximum text length
|
"batch_group_size": 4, //Number of batches to shuffle after bucketing.
|
||||||
"compute_input_seq_cache": false, // if true, text sequences are computed before starting training. If phonemes are enabled, they are also computed at this stage.
|
"min_seq_len": 6, // DATASET-RELATED: minimum text length to use in training
|
||||||
|
"max_seq_len": 153, // DATASET-RELATED: maximum text length
|
||||||
// PATHS
|
"compute_input_seq_cache": false, // if true, text sequences are computed before starting training. If phonemes are enabled, they are also computed at this stage.
|
||||||
"output_path": "/home/erogol/Models/LJSpeech/",
|
|
||||||
|
// PATHS
|
||||||
// PHONEMES
|
"output_path": "/home/erogol/Models/LJSpeech/",
|
||||||
"phoneme_cache_path": "/home/erogol/Models/phoneme_cache/", // phoneme computation is slow, therefore, it caches results in the given folder.
|
|
||||||
"use_phonemes": true, // use phonemes instead of raw characters. It is suggested for better pronounciation.
|
// PHONEMES
|
||||||
"phoneme_language": "en-us", // depending on your target language, pick one from https://github.com/bootphon/phonemizer#languages
|
"phoneme_cache_path": "/home/erogol/Models/phoneme_cache/", // phoneme computation is slow, therefore, it caches results in the given folder.
|
||||||
|
"use_phonemes": true, // use phonemes instead of raw characters. It is suggested for better pronounciation.
|
||||||
// MULTI-SPEAKER and GST
|
"phoneme_language": "en-us", // depending on your target language, pick one from https://github.com/bootphon/phonemizer#languages
|
||||||
"use_speaker_embedding": false, // use speaker embedding to enable multi-speaker learning.
|
|
||||||
"use_gst": false, // use global style tokens
|
// MULTI-SPEAKER and GST
|
||||||
"use_external_speaker_embedding_file": false, // if true, forces the model to use external embedding per sample instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
"use_speaker_embedding": false, // use speaker embedding to enable multi-speaker learning.
|
||||||
"external_speaker_embedding_file": "../../speakers-vctk-en.json", // if not null and use_external_speaker_embedding_file is true, it is used to load a specific embedding file and thus uses these embeddings instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
"use_gst": false, // use global style tokens
|
||||||
"gst": { // gst parameter if gst is enabled
|
"use_external_speaker_embedding_file": false, // if true, forces the model to use external embedding per sample instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
||||||
"gst_style_input": null, // Condition the style input either on a
|
"external_speaker_embedding_file": "../../speakers-vctk-en.json", // if not null and use_external_speaker_embedding_file is true, it is used to load a specific embedding file and thus uses these embeddings instead of nn.embeddings, that is, it supports external embeddings such as those used at: https://arxiv.org/abs /1806.04558
|
||||||
// -> wave file [path to wave] or
|
"gst": { // gst parameter if gst is enabled
|
||||||
// -> dictionary using the style tokens {'token1': 'value', 'token2': 'value'} example {"0": 0.15, "1": 0.15, "5": -0.15}
|
"gst_style_input": null, // Condition the style input either on a
|
||||||
// with the dictionary being len(dict) <= len(gst_style_tokens).
|
// -> wave file [path to wave] or
|
||||||
"gst_embedding_dim": 512,
|
// -> dictionary using the style tokens {'token1': 'value', 'token2': 'value'} example {"0": 0.15, "1": 0.15, "5": -0.15}
|
||||||
"gst_num_heads": 4,
|
// with the dictionary being len(dict) <= len(gst_style_tokens).
|
||||||
"gst_style_tokens": 10,
|
"gst_embedding_dim": 512,
|
||||||
"gst_use_speaker_embedding": false
|
"gst_num_heads": 4,
|
||||||
},
|
"gst_style_tokens": 10,
|
||||||
|
"gst_use_speaker_embedding": false
|
||||||
// DATASETS
|
},
|
||||||
"datasets": // List of datasets. They all merged and they get different speaker_ids.
|
|
||||||
[
|
// DATASETS
|
||||||
{
|
"datasets": // List of datasets. They all merged and they get different speaker_ids.
|
||||||
"name": "ljspeech",
|
[
|
||||||
"path": "/home/erogol/Data/LJSpeech-1.1/",
|
{
|
||||||
"meta_file_train": "metadata.csv", // for vtck if list, ignore speakers id in list for train, its useful for test cloning with new speakers
|
"name": "ljspeech",
|
||||||
"meta_file_val": null
|
"path": "/home/erogol/Data/LJSpeech-1.1/",
|
||||||
}
|
"meta_file_train": "metadata.csv", // for vtck if list, ignore speakers id in list for train, its useful for test cloning with new speakers
|
||||||
]
|
"meta_file_val": null
|
||||||
}
|
}
|
||||||
|
]
|
||||||
|
}
|
||||||
|
|
||||||
|
|
|
@ -109,6 +109,8 @@
|
||||||
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
"print_eval": false, // If True, it prints intermediate loss values in evalulation.
|
||||||
"save_step": 5000, // Number of training steps expected to save traninpg stats and checkpoints.
|
"save_step": 5000, // Number of training steps expected to save traninpg stats and checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.:set n
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.:set n
|
||||||
"mixed_precision": false,
|
"mixed_precision": false,
|
||||||
|
|
||||||
|
|
|
@ -43,6 +43,11 @@ def parse_arguments(argv):
|
||||||
type=str,
|
type=str,
|
||||||
help="Model file to be restored. Use to finetune a model.",
|
help="Model file to be restored. Use to finetune a model.",
|
||||||
default="")
|
default="")
|
||||||
|
parser.add_argument(
|
||||||
|
"--best_path",
|
||||||
|
type=str,
|
||||||
|
help="Best model file to be used for extracting best loss.",
|
||||||
|
default="")
|
||||||
parser.add_argument(
|
parser.add_argument(
|
||||||
"--config_path",
|
"--config_path",
|
||||||
type=str,
|
type=str,
|
||||||
|
@ -67,11 +72,11 @@ def parse_arguments(argv):
|
||||||
return parser.parse_args()
|
return parser.parse_args()
|
||||||
|
|
||||||
|
|
||||||
def get_last_checkpoint(path):
|
def get_last_models(path):
|
||||||
"""Get latest checkpoint from a list of filenames.
|
"""Get latest checkpoint or/and best model in path.
|
||||||
|
|
||||||
It is based on globbing for `*.pth.tar` and the RegEx
|
It is based on globbing for `*.pth.tar` and the RegEx
|
||||||
`checkpoint_([0-9]+)`.
|
`(checkpoint|best_model)_([0-9]+)`.
|
||||||
|
|
||||||
Parameters
|
Parameters
|
||||||
----------
|
----------
|
||||||
|
@ -81,7 +86,7 @@ def get_last_checkpoint(path):
|
||||||
Raises
|
Raises
|
||||||
------
|
------
|
||||||
ValueError
|
ValueError
|
||||||
If no checkpoint files are found.
|
If no checkpoint or best_model files are found.
|
||||||
|
|
||||||
Returns
|
Returns
|
||||||
-------
|
-------
|
||||||
|
@ -89,22 +94,37 @@ def get_last_checkpoint(path):
|
||||||
Last checkpoint filename.
|
Last checkpoint filename.
|
||||||
|
|
||||||
"""
|
"""
|
||||||
last_checkpoint_num = 0
|
file_names = glob.glob(os.path.join(path, "*.pth.tar"))
|
||||||
last_checkpoint = None
|
last_models = {}
|
||||||
filenames = glob.glob(
|
last_model_nums = {}
|
||||||
os.path.join(path, "/*.pth.tar"))
|
for key in ['checkpoint', 'best_model']:
|
||||||
for filename in filenames:
|
last_model_num = 0
|
||||||
try:
|
last_model = None
|
||||||
checkpoint_num = int(
|
for file_name in file_names:
|
||||||
re.search(r"checkpoint_([0-9]+)", filename).groups()[0])
|
try:
|
||||||
if checkpoint_num > last_checkpoint_num:
|
model_num = int(re.search(
|
||||||
last_checkpoint_num = checkpoint_num
|
f"{key}_([0-9]+)", file_name).groups()[0])
|
||||||
last_checkpoint = filename
|
if model_num > last_model_num:
|
||||||
except AttributeError: # if there's no match in the filename
|
last_model_num = model_num
|
||||||
pass
|
last_model = file_name
|
||||||
if last_checkpoint is None:
|
except AttributeError: # if there's no match in the filename
|
||||||
raise ValueError(f"No checkpoints in {path}!")
|
continue
|
||||||
return last_checkpoint
|
last_models[key] = last_model
|
||||||
|
last_model_nums[key] = last_model_num
|
||||||
|
|
||||||
|
# check what models were found
|
||||||
|
if not last_models:
|
||||||
|
raise ValueError(f"No models found in continue path {path}!")
|
||||||
|
elif 'checkpoint' not in last_models: # no checkpoint just best model
|
||||||
|
last_models['checkpoint'] = last_models['best_model']
|
||||||
|
elif 'best_model' not in last_models: # no best model
|
||||||
|
# this shouldn't happen, but let's handle it just in case
|
||||||
|
last_models['best_model'] = None
|
||||||
|
# finally check if last best model is more recent than checkpoint
|
||||||
|
elif last_model_nums['best_model'] > last_model_nums['checkpoint']:
|
||||||
|
last_models['checkpoint'] = last_models['best_model']
|
||||||
|
|
||||||
|
return last_models['checkpoint'], last_models['best_model']
|
||||||
|
|
||||||
|
|
||||||
def process_args(args, model_type):
|
def process_args(args, model_type):
|
||||||
|
@ -143,15 +163,12 @@ def process_args(args, model_type):
|
||||||
Class that does the TensorBoard loggind.
|
Class that does the TensorBoard loggind.
|
||||||
|
|
||||||
"""
|
"""
|
||||||
if args.continue_path != "":
|
if args.continue_path:
|
||||||
args.output_path = args.continue_path
|
args.output_path = args.continue_path
|
||||||
args.config_path = os.path.join(args.continue_path, "config.json")
|
args.config_path = os.path.join(args.continue_path, "config.json")
|
||||||
list_of_files = glob.glob(
|
args.restore_path, best_model = get_last_models(args.continue_path)
|
||||||
os.path.join(args.continue_path, "*.pth.tar")
|
if not args.best_path:
|
||||||
) # * means all if need specific format then *.csv
|
args.best_path = best_model
|
||||||
args.restore_path = max(list_of_files, key=os.path.getctime)
|
|
||||||
# checkpoint number based continuing
|
|
||||||
# args.restore_path = get_last_checkpoint(args.continue_path)
|
|
||||||
print(f" > Training continues for {args.restore_path}")
|
print(f" > Training continues for {args.restore_path}")
|
||||||
|
|
||||||
# setup output paths and read configs
|
# setup output paths and read configs
|
||||||
|
@ -178,7 +195,7 @@ def process_args(args, model_type):
|
||||||
print(" > Mixed precision mode is ON")
|
print(" > Mixed precision mode is ON")
|
||||||
|
|
||||||
out_path = args.continue_path
|
out_path = args.continue_path
|
||||||
if args.continue_path == "":
|
if not out_path:
|
||||||
out_path = create_experiment_folder(c.output_path, c.run_name,
|
out_path = create_experiment_folder(c.output_path, c.run_name,
|
||||||
args.debug)
|
args.debug)
|
||||||
|
|
||||||
|
|
|
@ -138,6 +138,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -128,6 +128,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -141,6 +141,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -130,6 +130,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -124,6 +124,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -103,6 +103,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 5000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 5000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": true, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": true, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -89,6 +89,8 @@
|
||||||
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
"print_eval": false, // If True, it prints loss values for each step in eval run.
|
||||||
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
"save_step": 25000, // Number of training steps expected to plot training stats on TB and save model checkpoints.
|
||||||
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
"checkpoint": true, // If true, it saves checkpoints per "save_step"
|
||||||
|
"keep_best": false, // If true, keeps all best_models after keep_after steps
|
||||||
|
"keep_after": 10000, // Global step after which to keep best models if keep_best is true
|
||||||
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
"tb_model_param_stats": false, // true, plots param stats per layer on tensorboard. Might be memory consuming, but good for debugging.
|
||||||
|
|
||||||
// DATA LOADING
|
// DATA LOADING
|
||||||
|
|
|
@ -1,4 +1,5 @@
|
||||||
import os
|
import os
|
||||||
|
import glob
|
||||||
import torch
|
import torch
|
||||||
import datetime
|
import datetime
|
||||||
import pickle as pickle_tts
|
import pickle as pickle_tts
|
||||||
|
@ -61,12 +62,13 @@ def save_checkpoint(model, optimizer, scheduler, model_disc, optimizer_disc,
|
||||||
scheduler_disc, current_step, epoch, checkpoint_path, **kwargs)
|
scheduler_disc, current_step, epoch, checkpoint_path, **kwargs)
|
||||||
|
|
||||||
|
|
||||||
def save_best_model(target_loss, best_loss, model, optimizer, scheduler,
|
def save_best_model(current_loss, best_loss, model, optimizer, scheduler,
|
||||||
model_disc, optimizer_disc, scheduler_disc, current_step,
|
model_disc, optimizer_disc, scheduler_disc, current_step,
|
||||||
epoch, output_folder, **kwargs):
|
epoch, out_path, keep_best=False, keep_after=10000,
|
||||||
if target_loss < best_loss:
|
**kwargs):
|
||||||
file_name = 'best_model.pth.tar'
|
if current_loss < best_loss:
|
||||||
checkpoint_path = os.path.join(output_folder, file_name)
|
best_model_name = f'best_model_{current_step}.pth.tar'
|
||||||
|
checkpoint_path = os.path.join(out_path, best_model_name)
|
||||||
print(" > BEST MODEL : {}".format(checkpoint_path))
|
print(" > BEST MODEL : {}".format(checkpoint_path))
|
||||||
save_model(model,
|
save_model(model,
|
||||||
optimizer,
|
optimizer,
|
||||||
|
@ -77,7 +79,21 @@ def save_best_model(target_loss, best_loss, model, optimizer, scheduler,
|
||||||
current_step,
|
current_step,
|
||||||
epoch,
|
epoch,
|
||||||
checkpoint_path,
|
checkpoint_path,
|
||||||
model_loss=target_loss,
|
model_loss=current_loss,
|
||||||
**kwargs)
|
**kwargs)
|
||||||
best_loss = target_loss
|
# only delete previous if current is saved successfully
|
||||||
|
if not keep_best or (current_step < keep_after):
|
||||||
|
model_names = glob.glob(
|
||||||
|
os.path.join(out_path, 'best_model*.pth.tar'))
|
||||||
|
for model_name in model_names:
|
||||||
|
if os.path.basename(model_name) == best_model_name:
|
||||||
|
continue
|
||||||
|
os.remove(model_name)
|
||||||
|
# create symlink to best model for convinience
|
||||||
|
link_name = 'best_model.pth.tar'
|
||||||
|
link_path = os.path.join(out_path, link_name)
|
||||||
|
if os.path.islink(link_path) or os.path.isfile(link_path):
|
||||||
|
os.remove(link_path)
|
||||||
|
os.symlink(best_model_name, os.path.join(out_path, link_name))
|
||||||
|
best_loss = current_loss
|
||||||
return best_loss
|
return best_loss
|
||||||
|
|
Loading…
Reference in New Issue