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Change to schedule of bypass_scale min: make it larger, decrease slower.

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This commit is contained in:
Daniel Povey 2022-10-31 13:11:59 +08:00
parent efbb1d25c7
commit b8db0f53f1
1 changed files with 3 additions and 3 deletions
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6
egs/librispeech/ASR/pruned_transducer_stateless7/zipformer.py
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@ -371,9 +371,9 @@ class ZipformerEncoderLayer(nn.Module):
# ensure we get grads if self.bypass_scale becomes out of range
return self.bypass_scale
# hardcode warmup period for bypass scale
warmup_period = 4000.0
initial_clamp_min = 0.5
final_clamp_min = 0.2
warmup_period = 20000.0
initial_clamp_min = 1.0
final_clamp_min = 0.3
if self.batch_count > warmup_period:
clamp_min = final_clamp_min
else: