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[Fix]: Fix optimizer 'ValueError' when using PReLU activation. #2444

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merged 3 commits into from
Dec 6, 2022
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[Fix]: Fix optimizer 'ValueError' when using PReLU activation. #2444

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4290c68
fix optimizer ValueError when using PReLU activation.
KeiChiTse Nov 22, 2022
847e8e6
Merge branch '2.x' of github.com:open-mmlab/mmcv into fix-ffn-build-act
KeiChiTse Nov 22, 2022
5be3818
fix lint error
KeiChiTse Nov 22, 2022
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fix optimizer ValueError when using PReLU activation.
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@KeiChiTse
KeiChiTse committed Nov 22, 2022
commit 4290c68f653f63e96f022f330ceb71b578ee602d
4 changes: 2 additions & 2 deletions mmcv/cnn/bricks/transformer.py
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Expand Up @@ -597,14 +597,14 @@ def __init__(self,
self.feedforward_channels = feedforward_channels
self.num_fcs = num_fcs
self.act_cfg = act_cfg
self.activate = build_activation_layer(act_cfg)

layers = []
in_channels = embed_dims
for _ in range(num_fcs - 1):
layers.append(
Sequential(
Linear(in_channels, feedforward_channels), self.activate,
Linear(in_channels, feedforward_channels),
build_activation_layer(act_cfg),
nn.Dropout(ffn_drop)))
in_channels = feedforward_channels
layers.append(Linear(feedforward_channels, embed_dims))
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