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Set nonlin_skip_rate to zero; make final min_abs value smaller in balancer2 of NonlinAttentionModule.

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Daniel Povey 2022-12-10 00:21:51 +08:00
parent 30c6e5b929
commit 2f617fec43
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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@ -397,7 +397,7 @@ class ZipformerEncoderLayer(nn.Module):
# to work correctly. # to work correctly.
layer_skip_rate: FloatLike = ScheduledFloat((0.0, 0.5), (4000.0, 0.05), default=0), layer_skip_rate: FloatLike = ScheduledFloat((0.0, 0.5), (4000.0, 0.05), default=0),
dynamic_skip_rate: FloatLike = ScheduledFloat((0.0, 0.2), (4000.0, 0.0), default=0), dynamic_skip_rate: FloatLike = ScheduledFloat((0.0, 0.2), (4000.0, 0.0), default=0),
nonlin_skip_rate: FloatLike = ScheduledFloat((0.0, 0.2), (40000, 0.0), default=0), nonlin_skip_rate: FloatLike = 0.0,
const_attention_rate: FloatLike = ScheduledFloat((0.0, 0.25), (4000.0, 0.025), default=0), const_attention_rate: FloatLike = ScheduledFloat((0.0, 0.25), (4000.0, 0.025), default=0),
bypass_min: FloatLike = ScheduledFloat((0.0, 0.75), (20000.0, 0.2), default=0), bypass_min: FloatLike = ScheduledFloat((0.0, 0.75), (20000.0, 0.2), default=0),
bypass_max: FloatLike = 1.0, bypass_max: FloatLike = 1.0,
@ -1517,8 +1517,8 @@ class NonlinAttentionModule(nn.Module):
self.balancer2 = ActivationBalancer( self.balancer2 = ActivationBalancer(
channels, channel_dim=-1, channels, channel_dim=-1,
min_positive=0.45, max_positive=0.55, min_positive=0.4, max_positive=0.5,
min_abs=ScheduledFloat((0.0, 0.001), (8000.0, 0.01)) min_abs=ScheduledFloat((0.0, 0.001), (8000.0, 0.01), (20000.0, 0.005)),
) )