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Change beta from 0.8 to 0.95

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This commit is contained in:
Daniel Povey 2022-06-10 19:05:04 +08:00
parent 6ed181595b
commit 5fb64a59b8
1 changed files with 1 additions and 3 deletions
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egs/librispeech/ASR/pruned_transducer_stateless2/scaling.py
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@ -812,9 +812,7 @@ class DecorrelateFunction(torch.autograd.Function):
# is not differentiable..
loss = _compute_correlation_loss(cov, ctx.eps)
assert loss.dtype == torch.float32
#print(f"x_sqnorm mean = {x_sqnorm.mean().item()}, x_sqnorm_mean={x_sqnorm.mean().item()}, x_desired_sqscale_sum={x_desired_sqscale.sum()}, x_grad_old_sqnorm mean = {x_grad_old_sqnorm.mean().item()}, x**2_mean = {(x**2).mean().item()}, scaled_x**2_mean = {(scaled_x**2).mean().item()}, (cov-abs-mean)={cov.abs().mean().item()}, old_cov_abs_mean={old_cov.abs().mean().item()}, loss = {loss}")
#if random.random() < 0.01:
if random.random() < 0.05:
logging.info(f"Decorrelate: loss = {loss}")
@ -858,7 +856,7 @@ class Decorrelate(torch.nn.Module):
scale: float = 0.1,
apply_steps: int = 1000,
eps: float = 1.0e-05,
beta: float = 0.8,
beta: float = 0.95,
channel_dim: int = -1):
super(Decorrelate, self).__init__()
self.scale = scale