espnet.nets.pytorch_backend.frontends.feature_transform.UtteranceMVN

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class espnet.nets.pytorch_backend.frontends.feature_transform.UtteranceMVN(norm_means: bool = True, norm_vars: bool = False, eps: float = 1e-20)

Bases: Module

Utterance MVN class.

Initialize UtteranceMVN.

extra_repr()

Append an extra string representation.

forward(x: Tensor, ilens: LongTensor) → Tuple[Tensor, LongTensor]

Calculate UtteranceMVN forward propagation.