espnet.nets.chainer_backend.transformer.subsampling.LinearSampling

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class espnet.nets.chainer_backend.transformer.subsampling.LinearSampling(idim, dims, dropout=0.1, initialW=None, initial_bias=None)

Bases: Chain

Linear 1D subsampling.

• Parameters:
  • idim (int) – input dim
  • odim (int) – output dim
  • dropout_rate (flaot) – dropout rate

Initialize LinearSampling.

forward(xs, ilens)

Subsample x.

• Parameters:x (chainer.Variable) – input tensor
• Returns: subsampled x and mask