1580 lines
59 KiB
Python
1580 lines
59 KiB
Python
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import math
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from typing import List, Optional, Tuple
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import torch
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from torch import Tensor
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from torch.nn import Module
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from . import components
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class Wav2Vec2Model(Module):
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"""Acoustic model used in *wav2vec 2.0* :cite:`baevski2020wav2vec`.
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Note:
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To build the model, please use one of the factory functions.
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See Also:
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* :class:`torchaudio.pipelines.Wav2Vec2Bundle`: Pretrained models (without fine-tuning)
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* :class:`torchaudio.pipelines.Wav2Vec2ASRBundle`: ASR pipelines with pretrained models.
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Args:
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feature_extractor (torch.nn.Module):
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Feature extractor that extracts feature vectors from raw audio Tensor.
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encoder (torch.nn.Module):
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Encoder that converts the audio features into the sequence of probability
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distribution (in negative log-likelihood) over labels.
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aux (torch.nn.Module or None, optional):
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Auxiliary module. If provided, the output from encoder is passed to this module.
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""" # noqa: E501
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def __init__(
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self,
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feature_extractor: Module,
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encoder: Module,
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aux: Optional[Module] = None,
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):
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super().__init__()
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self.feature_extractor = feature_extractor
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self.encoder = encoder
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self.aux = aux
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@torch.jit.export
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def extract_features(
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self,
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waveforms: Tensor,
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lengths: Optional[Tensor] = None,
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num_layers: Optional[int] = None,
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) -> Tuple[List[Tensor], Optional[Tensor]]:
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"""Extract feature vectors from raw waveforms
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This returns the list of outputs from the intermediate layers of
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transformer block in encoder.
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Args:
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waveforms (Tensor): Audio tensor of shape `(batch, frames)`.
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lengths (Tensor or None, optional):
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Indicates the valid length of each audio in the batch.
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Shape: `(batch, )`.
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When the ``waveforms`` contains audios with different durations,
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by providing ``lengths`` argument, the model will compute
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the corresponding valid output lengths and apply proper mask in
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transformer attention layer.
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If ``None``, it is assumed that the entire audio waveform
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length is valid.
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num_layers (int or None, optional):
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If given, limit the number of intermediate layers to go through.
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Providing `1` will stop the computation after going through one
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intermediate layers. If not given, the outputs from all the
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intermediate layers are returned.
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Returns:
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(List[Tensor], Optional[Tensor]):
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List of Tensors
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Features from requested layers.
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Each Tensor is of shape: `(batch, time frame, feature dimension)`
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Tensor or None
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If ``lengths`` argument was provided, a Tensor of shape `(batch, )`
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is returned.
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It indicates the valid length in time axis of each feature Tensor.
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"""
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x, lengths = self.feature_extractor(waveforms, lengths)
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x = self.encoder.extract_features(x, lengths, num_layers)
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return x, lengths
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def forward(
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self,
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waveforms: Tensor,
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lengths: Optional[Tensor] = None,
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) -> Tuple[Tensor, Optional[Tensor]]:
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"""Compute the sequence of probability distribution over labels.
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Args:
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waveforms (Tensor): Audio tensor of shape `(batch, frames)`.
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lengths (Tensor or None, optional):
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Indicates the valid length of each audio in the batch.
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Shape: `(batch, )`.
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When the ``waveforms`` contains audios with different durations,
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by providing ``lengths`` argument, the model will compute
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the corresponding valid output lengths and apply proper mask in
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transformer attention layer.
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If ``None``, it is assumed that all the audio in ``waveforms``
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have valid length. Default: ``None``.
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Returns:
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(Tensor, Optional[Tensor]):
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Tensor
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The sequences of probability distribution (in logit) over labels.
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Shape: `(batch, frames, num labels)`.
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Tensor or None
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If ``lengths`` argument was provided, a Tensor of shape `(batch, )`
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is returned.
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It indicates the valid length in time axis of the output Tensor.
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"""
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x, lengths = self.feature_extractor(waveforms, lengths)
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x = self.encoder(x, lengths)
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if self.aux is not None:
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x = self.aux(x)
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return x, lengths
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class HuBERTPretrainModel(Module):
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"""HuBERTPretrainModel()
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HuBERT model used for pretraining in *HuBERT* :cite:`hsu2021hubert`.
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Note:
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To build the model, please use one of the factory functions.
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See Also:
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`HuBERT Pre-training and Fine-tuning Recipes
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<https://github.com/pytorch/audio/tree/main/examples/hubert>`__
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Args:
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wav2vec2 (Wav2Vec2Model):
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Wav2Vec2 encoder that generates the transformer outputs.
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mask_generator (torch.nn.Module):
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Mask generator that generates the mask for masked prediction during the training.
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logit_generator (torch.nn.Module):
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Logit generator that predicts the logits of the masked and unmasked inputs.
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feature_grad_mult (float or None):
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The factor to scale the convolutional feature extraction layer gradients by.
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If ``None``, the gradients of feature extraction layers are not affected.
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The scale factor will not affect the forward pass.
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"""
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def __init__(
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self,
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wav2vec2: Wav2Vec2Model,
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mask_generator: Module,
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logit_generator: Module,
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feature_grad_mult: Optional[float],
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):
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super().__init__()
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self.wav2vec2 = wav2vec2
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self.mask_generator = mask_generator
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self.logit_generator = logit_generator
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if feature_grad_mult is not None and not 0.0 < feature_grad_mult < 1.0:
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raise ValueError(
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f"The value of `feature_grad_mult` must be ``None``or between (0, 1). Found {feature_grad_mult}"
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)
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self.feature_grad_mult = feature_grad_mult
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def forward(
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self,
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waveforms: Tensor,
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labels: Tensor,
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audio_lengths: Optional[Tensor] = None,
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) -> Tuple[Tensor, Optional[Tensor]]:
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"""Compute the sequence of probability distribution over labels.
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Args:
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waveforms (Tensor): Audio tensor of dimension `[batch, frames]`.
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labels (Tensor): Label for pre-training. A Tensor of dimension `[batch, frames]`.
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audio_lengths (Tensor or None, optional):
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Indicates the valid length of each audio in the batch.
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Shape: `[batch, ]`.
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When the ``waveforms`` contains audios with different durations,
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by providing ``lengths`` argument, the model will compute
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the corresponding valid output lengths and apply proper mask in
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transformer attention layer.
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If ``None``, it is assumed that all the audio in ``waveforms``
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have valid length. Default: ``None``.
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Returns:
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(Tensor, Tensor, Tensor):
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Tensor
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The masked sequences of probability distribution (in logit).
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Shape: `(masked_frames, num labels)`.
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Tensor
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The unmasked sequence of probability distribution (in logit).
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Shape: `(unmasked_frames, num labels)`.
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Tensor
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The feature mean value for additional penalty loss.
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Shape: `(1,)`.
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"""
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x, lengths = self.wav2vec2.feature_extractor(waveforms, audio_lengths)
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if self.feature_grad_mult is not None and self.feature_grad_mult < 1.0:
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x = components.GradMultiply.apply(x, self.feature_grad_mult)
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features_pen = x.float().pow(2).mean()
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if lengths is not None:
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padding_mask = components._get_padding_mask(x, lengths)
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else:
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padding_mask = None
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x, attention_mask = self.wav2vec2.encoder._preprocess(x, lengths)
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x, mask = self.mask_generator(x, padding_mask)
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x = self.wav2vec2.encoder.transformer(x, attention_mask=attention_mask)
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if x.shape[1] != labels.shape[1]:
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raise ValueError("The length of label must match that of HuBERT model output")
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if padding_mask is not None:
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mask_m = torch.logical_and(~padding_mask, mask)
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mask_u = torch.logical_and(~padding_mask, ~mask_m)
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else:
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mask_m = mask
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mask_u = ~mask_m
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logit_m, logit_u = self.logit_generator(x, labels, mask_m, mask_u)
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return logit_m, logit_u, features_pen
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def wav2vec2_model(
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extractor_mode: str,
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extractor_conv_layer_config: Optional[List[Tuple[int, int, int]]],
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extractor_conv_bias: bool,
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encoder_embed_dim: int,
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encoder_projection_dropout: float,
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encoder_pos_conv_kernel: int,
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encoder_pos_conv_groups: int,
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encoder_num_layers: int,
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encoder_num_heads: int,
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encoder_attention_dropout: float,
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encoder_ff_interm_features: int,
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encoder_ff_interm_dropout: float,
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encoder_dropout: float,
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encoder_layer_norm_first: bool,
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encoder_layer_drop: float,
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aux_num_out: Optional[int],
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) -> Wav2Vec2Model:
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"""Builds custom :class:`~torchaudio.models.Wav2Vec2Model`.
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Note:
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The "feature extractor" below corresponds to
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`ConvFeatureExtractionModel <https://github.com/pytorch/fairseq/blob/dd3bd3c0497ae9a7ae7364404a6b0a4c501780b3/fairseq/models/wav2vec/wav2vec2.py#L736>`__
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in the original ``fairseq`` implementation.
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This is referred as "(convolutional) feature encoder" in the *wav2vec 2.0*
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:cite:`baevski2020wav2vec` paper.
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The "encoder" below corresponds to `TransformerEncoder <https://github.com/pytorch/fairseq/blob/dd3bd3c0497ae9a7ae7364404a6b0a4c501780b3/fairseq/models/wav2vec/wav2vec2.py#L817>`__,
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and this is referred as "Transformer" in the paper.
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Args:
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extractor_mode (str): Operation mode of feature extractor.
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Valid values are ``"group_norm"`` or ``"layer_norm"``.
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If ``"group_norm"``, then a single normalization is applied
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in the first convolution block. Otherwise, all the convolution
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blocks will have layer normalization.
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This option corresponds to ``extractor_mode`` from ``fairseq``.
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extractor_conv_layer_config (list of integer tuples or None):
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Configuration of convolution layers in feature extractor.
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List of convolution configuration,
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i.e. ``[(output_channel, kernel_size, stride), ...]``
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If ``None`` is provided, then the following default value is used.
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.. code-block:: python
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[
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(512, 10, 5),
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(512, 3, 2),
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(512, 3, 2),
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(512, 3, 2),
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(512, 3, 2),
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(512, 2, 2),
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(512, 2, 2),
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]
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This option corresponds to ``conv_feature_layers`` from ``fairseq``.
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extractor_conv_bias (bool):
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Whether to include bias term to each convolution operation.
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This option corresponds to ``conv_bias`` from ``fairseq``.
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encoder_embed_dim (int):
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The dimension of embedding in encoder.
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This option corresponds to ``encoder_embed_dim`` from ``fairseq``.
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encoder_projection_dropout (float):
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The dropout probability applied after the input feature is projected
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to ``encoder_embed_dim``.
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This option corresponds to ``dropout_input`` from ``fairseq``.
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encoder_pos_conv_kernel (int):
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The kernel size of convolutional positional embeddings.
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This option corresponds to ``conv_pos`` from ``fairseq``.
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encoder_pos_conv_groups (int):
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The number of groups of convolutional positional embeddings.
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This option corresponds to ``conv_pos_groups`` from ``fairseq``.
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encoder_num_layers (int):
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The number of self attention layers in transformer block.
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This option corresponds to ``encoder_layers`` from ``fairseq``.
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encoder_num_heads (int):
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The number of heads in self attention layers.
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This option corresponds to ``encoder_attention_heads`` from ``fairseq``.
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encoder_attention_dropout (float):
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The dropout probability applied after softmax in self-attention layer.
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This option corresponds to ``attention_dropout`` from ``fairseq``.
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encoder_ff_interm_features (int):
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The dimension of hidden features in feed forward layer.
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This option corresponds to ``encoder_ffn_embed_dim`` from ``fairseq``.
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encoder_ff_interm_dropout (float):
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The dropout probability applied in feedforward layer.
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This option correspinds to ``activation_dropout`` from ``fairseq``.
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encoder_dropout (float):
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The dropout probability applied at the end of feed forward layer.
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This option corresponds to ``dropout`` from ``fairseq``.
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encoder_layer_norm_first (bool):
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Control the order of layer norm in transformer layer and each encoder layer.
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If True, in transformer layer, layer norm is applied before features are fed
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to encoder layers. In encoder layer, two layer norms are applied before and after
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self attention.
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If False, in transformer layer, layer norm is applied after features are fed
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to encoder layers. In encoder layer, two layer norms are applied after self
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attention, before and after feed forward.
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This option corresponds to ``layer_norm_first`` from ``fairseq``.
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encoder_layer_drop (float):
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Probability to drop each encoder layer during training.
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This option corresponds to ``layerdrop`` from ``fairseq``.
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aux_num_out (int or None):
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When provided, attach an extra linear layer on top of encoder, which can be
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used for fine-tuning.
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Returns:
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Wav2Vec2Model:
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||
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The resulting model.
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||
|
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""" # noqa: E501
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if extractor_conv_layer_config is None:
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extractor_conv_layer_config = [(512, 10, 5)] + [(512, 3, 2)] * 4 + [(512, 2, 2)] * 2
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|
|
||
|
|
feature_extractor = components._get_feature_extractor(
|
||
|
|
extractor_mode, extractor_conv_layer_config, extractor_conv_bias
|
||
|
|
)
|
||
|
|
encoder = components._get_encoder(
|
||
|
|
in_features=extractor_conv_layer_config[-1][0],
|
||
|
|
embed_dim=encoder_embed_dim,
|
||
|
|
dropout_input=encoder_projection_dropout,
|
||
|
|
pos_conv_kernel=encoder_pos_conv_kernel,
|
||
|
|
pos_conv_groups=encoder_pos_conv_groups,
|
||
|
|
num_layers=encoder_num_layers,
|
||
|
|
num_heads=encoder_num_heads,
|
||
|
|
attention_dropout=encoder_attention_dropout,
|
||
|
|
ff_interm_features=encoder_ff_interm_features,
|
||
|
|
ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
dropout=encoder_dropout,
|
||
|
|
layer_norm_first=encoder_layer_norm_first,
|
||
|
|
layer_drop=encoder_layer_drop,
|
||
|
|
)
|
||
|
|
aux = None
|
||
|
|
if aux_num_out is not None:
|
||
|
|
aux = torch.nn.Linear(in_features=encoder_embed_dim, out_features=aux_num_out)
|
||
|
|
return Wav2Vec2Model(feature_extractor, encoder, aux)
|
||
|
|
|
||
|
|
|
||
|
|
def wav2vec2_base(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.1,
|
||
|
|
encoder_ff_interm_dropout: float = 0.1,
|
||
|
|
encoder_dropout: float = 0.1,
|
||
|
|
encoder_layer_drop: float = 0.1,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "base" :class:`~torchaudio.models.Wav2Vec2Model` from *wav2vec 2.0* :cite:`baevski2020wav2vec`
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
aux_num_out (int or None, optional):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="group_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=768,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=12,
|
||
|
|
encoder_num_heads=12,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=3072,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=False,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wav2vec2_large(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.1,
|
||
|
|
encoder_ff_interm_dropout: float = 0.1,
|
||
|
|
encoder_dropout: float = 0.1,
|
||
|
|
encoder_layer_drop: float = 0.1,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "large" :class:`~torchaudio.models.Wav2Vec2Model` from *wav2vec 2.0* :cite:`baevski2020wav2vec`
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
aux_num_out (int or None, optional):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="group_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=1024,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=24,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=4096,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=False,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wav2vec2_large_lv60k(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.1,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.1,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "large lv-60k" :class:`~torchaudio.models.Wav2Vec2Model` from *wav2vec 2.0* :cite:`baevski2020wav2vec`
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
aux_num_out (int or None, optional):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=True,
|
||
|
|
encoder_embed_dim=1024,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=24,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=4096,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_base(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.1,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.1,
|
||
|
|
encoder_layer_drop: float = 0.05,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "base" :class:`HuBERT <torchaudio.models.Wav2Vec2Model>` from *HuBERT* :cite:`hsu2021hubert`
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
aux_num_out (int or None, optional):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="group_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=768,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=12,
|
||
|
|
encoder_num_heads=12,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=3072,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=False,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_large(
|
||
|
|
encoder_projection_dropout: float = 0.0,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "large" :class:`HuBERT <torchaudio.models.Wav2Vec2Model>` from *HuBERT* :cite:`hsu2021hubert`
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
aux_num_out (int or None, optional):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=1024,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=24,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=4096,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_xlarge(
|
||
|
|
encoder_projection_dropout: float = 0.0,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "extra large" :class:`HuBERT <torchaudio.models.Wav2Vec2Model>` from *HuBERT* :cite:`hsu2021hubert`
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
aux_num_out (int or None, optional):
|
||
|
|
See :py:func:`wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=1280,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=48,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=5120,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def _init_hubert_pretrain_model(module):
|
||
|
|
if isinstance(module, components.ConvLayerBlock):
|
||
|
|
torch.nn.init.kaiming_normal_(module.conv.weight)
|
||
|
|
elif isinstance(module, components.ConvolutionalPositionalEmbedding):
|
||
|
|
# normalize the weight to normal distribution.
|
||
|
|
std = math.sqrt(4.0 / (module.embed_dim * module.kernel_size))
|
||
|
|
torch.nn.init.normal_(module.conv.weight, mean=0.0, std=std)
|
||
|
|
torch.nn.init.constant_(module.conv.bias, 0.0)
|
||
|
|
elif isinstance(module, components.SelfAttention):
|
||
|
|
# normalize the query, key, value, and out_proj parameters in self attention module.
|
||
|
|
torch.nn.init.xavier_uniform_(module.k_proj.weight, gain=1 / math.sqrt(2))
|
||
|
|
torch.nn.init.xavier_uniform_(module.v_proj.weight, gain=1 / math.sqrt(2))
|
||
|
|
torch.nn.init.xavier_uniform_(module.q_proj.weight, gain=1 / math.sqrt(2))
|
||
|
|
torch.nn.init.xavier_uniform_(module.out_proj.weight)
|
||
|
|
torch.nn.init.constant_(module.out_proj.bias, 0.0)
|
||
|
|
elif isinstance(module, components.Transformer):
|
||
|
|
module.apply(components._init_transformer_params)
|
||
|
|
else:
|
||
|
|
pass
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_pretrain_model(
|
||
|
|
extractor_mode: str,
|
||
|
|
extractor_conv_layer_config: Optional[List[Tuple[int, int, int]]],
|
||
|
|
extractor_conv_bias: bool,
|
||
|
|
encoder_embed_dim: int,
|
||
|
|
encoder_projection_dropout: float,
|
||
|
|
encoder_pos_conv_kernel: int,
|
||
|
|
encoder_pos_conv_groups: int,
|
||
|
|
encoder_num_layers: int,
|
||
|
|
encoder_num_heads: int,
|
||
|
|
encoder_attention_dropout: float,
|
||
|
|
encoder_ff_interm_features: int,
|
||
|
|
encoder_ff_interm_dropout: float,
|
||
|
|
encoder_dropout: float,
|
||
|
|
encoder_layer_norm_first: bool,
|
||
|
|
encoder_layer_drop: float,
|
||
|
|
mask_prob: float,
|
||
|
|
mask_selection: str,
|
||
|
|
mask_other: float,
|
||
|
|
mask_length: int,
|
||
|
|
no_mask_overlap: bool,
|
||
|
|
mask_min_space: int,
|
||
|
|
mask_channel_prob: float,
|
||
|
|
mask_channel_selection: str,
|
||
|
|
mask_channel_other: float,
|
||
|
|
mask_channel_length: int,
|
||
|
|
no_mask_channel_overlap: bool,
|
||
|
|
mask_channel_min_space: int,
|
||
|
|
skip_masked: bool,
|
||
|
|
skip_nomask: bool,
|
||
|
|
num_classes: int,
|
||
|
|
final_dim: int,
|
||
|
|
feature_grad_mult: Optional[float],
|
||
|
|
) -> HuBERTPretrainModel:
|
||
|
|
"""Builds custom :class:`HuBERTPretrainModel` for training from scratch
|
||
|
|
|
||
|
|
Note:
|
||
|
|
The "feature extractor" below corresponds to
|
||
|
|
`ConvFeatureExtractionModel <https://github.com/pytorch/fairseq/blob/dd3bd3c0497ae9a7ae7364404a6b0a4c501780b3/fairseq/models/wav2vec/wav2vec2.py#L736>`__
|
||
|
|
in the original ``fairseq`` implementation.
|
||
|
|
This is referred as "(convolutional) feature encoder" in the *wav2vec 2.0*
|
||
|
|
:cite:`baevski2020wav2vec` paper.
|
||
|
|
|
||
|
|
The "encoder" below corresponds to `TransformerEncoder <https://github.com/pytorch/fairseq/blob/dd3bd3c0497ae9a7ae7364404a6b0a4c501780b3/fairseq/models/wav2vec/wav2vec2.py#L817>`__,
|
||
|
|
and this is referred as "Transformer" in the paper.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
extractor_mode (str): Operation mode of feature extractor.
|
||
|
|
Valid values are ``"group_norm"`` or ``"layer_norm"``.
|
||
|
|
If ``"group_norm"``, then a single normalization is applied
|
||
|
|
in the first convolution block. Otherwise, all the convolution
|
||
|
|
blocks will have layer normalization.
|
||
|
|
|
||
|
|
This option corresponds to ``extractor_mode`` from ``fairseq``.
|
||
|
|
|
||
|
|
extractor_conv_layer_config (list of integer tuples or None):
|
||
|
|
Configuration of convolution layers in feature extractor.
|
||
|
|
List of convolution configuration,
|
||
|
|
i.e. ``[(output_channel, kernel_size, stride), ...]``
|
||
|
|
|
||
|
|
If ``None`` is provided, then the following default value is used.
|
||
|
|
|
||
|
|
.. code-block:: python
|
||
|
|
|
||
|
|
[
|
||
|
|
(512, 10, 5),
|
||
|
|
(512, 3, 2),
|
||
|
|
(512, 3, 2),
|
||
|
|
(512, 3, 2),
|
||
|
|
(512, 3, 2),
|
||
|
|
(512, 2, 2),
|
||
|
|
(512, 2, 2),
|
||
|
|
]
|
||
|
|
|
||
|
|
This option corresponds to ``conv_feature_layers`` from ``fairseq``.
|
||
|
|
|
||
|
|
extractor_conv_bias (bool):
|
||
|
|
Whether to include bias term to each convolution operation.
|
||
|
|
|
||
|
|
This option corresponds to ``conv_bias`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_embed_dim (int):
|
||
|
|
The dimension of embedding in encoder.
|
||
|
|
|
||
|
|
This option corresponds to ``encoder_embed_dim`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
The dropout probability applied after the input feature is projected
|
||
|
|
to ``encoder_embed_dim``.
|
||
|
|
|
||
|
|
This option corresponds to ``dropout_input`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_pos_conv_kernel (int):
|
||
|
|
The kernel size of convolutional positional embeddings.
|
||
|
|
|
||
|
|
This option corresponds to ``conv_pos`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_pos_conv_groups (int):
|
||
|
|
The number of groups of convolutional positional embeddings.
|
||
|
|
|
||
|
|
This option corresponds to ``conv_pos_groups`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_num_layers (int):
|
||
|
|
The number of self attention layers in transformer block.
|
||
|
|
|
||
|
|
This option corresponds to ``encoder_layers`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_num_heads (int):
|
||
|
|
The number of heads in self attention layers.
|
||
|
|
|
||
|
|
This option corresponds to ``encoder_attention_heads`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
The dropout probability applied after softmax in self-attention layer.
|
||
|
|
|
||
|
|
This option corresponds to ``attention_dropout`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_ff_interm_features (int):
|
||
|
|
The dimension of hidden features in feed forward layer.
|
||
|
|
|
||
|
|
This option corresponds to ``encoder_ffn_embed_dim`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
The dropout probability applied in feedforward layer.
|
||
|
|
|
||
|
|
This option correspinds to ``activation_dropout`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_dropout (float):
|
||
|
|
The dropout probability applied at the end of feed forward layer.
|
||
|
|
|
||
|
|
This option corresponds to ``dropout`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_layer_norm_first (bool):
|
||
|
|
Control the order of layer norm in transformer layer and each encoder layer.
|
||
|
|
If True, in transformer layer, layer norm is applied before features are fed
|
||
|
|
to encoder layers. In encoder layer, two layer norms are applied before and after
|
||
|
|
self attention.
|
||
|
|
If False, in transformer layer, layer norm is applied after features are fed
|
||
|
|
to encoder layers. In encoder layer, two layer norms are applied after self
|
||
|
|
attention, before and after feed forward.
|
||
|
|
|
||
|
|
This option corresponds to ``layer_norm_first`` from ``fairseq``.
|
||
|
|
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
Probability to drop each encoder layer during training.
|
||
|
|
|
||
|
|
This option corresponds to ``layerdrop`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_prob (float):
|
||
|
|
Probability for each token to be chosen as start of the span to be masked. this will be multiplied by
|
||
|
|
number of timesteps divided by length of mask span to mask approximately this percentage of all elements.
|
||
|
|
However due to overlaps, the actual number will be smaller (unless no_overlap is True).
|
||
|
|
|
||
|
|
This option corresponds to ``mask_prob`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_selection (str):
|
||
|
|
How to choose the mask length. Options: [``static``, ``uniform``, ``normal``, ``poisson``].
|
||
|
|
|
||
|
|
This option corresponds to ``mask_selection`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_other (float):
|
||
|
|
Secondary mask argument (used for more complex distributions).
|
||
|
|
|
||
|
|
This option corresponds to ``mask_other`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_length (int):
|
||
|
|
The lengths of the mask.
|
||
|
|
|
||
|
|
This option corresponds to ``mask_length`` from ``fairseq``.
|
||
|
|
|
||
|
|
no_mask_overlap (bool):
|
||
|
|
Whether to allow masks to overlap.
|
||
|
|
|
||
|
|
This option corresponds to ``no_mask_overlap`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_min_space (int):
|
||
|
|
Minimum space between spans (if no overlap is enabled).
|
||
|
|
|
||
|
|
This option corresponds to ``mask_min_space`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_channel_prob: (float):
|
||
|
|
The probability of replacing a feature with 0.
|
||
|
|
|
||
|
|
This option corresponds to ``mask_channel_prob`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_channel_selection (str):
|
||
|
|
How to choose the mask length for channel masking. Options: [``static``, ``uniform``, ``normal``, ``poisson``].
|
||
|
|
|
||
|
|
This option corresponds to ``mask_channel_selection`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_channel_other (float):
|
||
|
|
Secondary mask argument for channel masking(used for more complex distributions).
|
||
|
|
|
||
|
|
This option corresponds to ``mask_channel_other`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_channel_length (int):
|
||
|
|
Minimum space between spans (if no overlap is enabled) for channel masking.
|
||
|
|
|
||
|
|
This option corresponds to ``mask_channel_length`` from ``fairseq``.
|
||
|
|
|
||
|
|
no_mask_channel_overlap (bool):
|
||
|
|
Whether to allow channel masks to overlap.
|
||
|
|
|
||
|
|
This option corresponds to ``no_mask_channel_overlap`` from ``fairseq``.
|
||
|
|
|
||
|
|
mask_channel_min_space (int):
|
||
|
|
Minimum space between spans for channel masking(if no overlap is enabled).
|
||
|
|
|
||
|
|
This option corresponds to ``mask_channel_min_space`` from ``fairseq``.
|
||
|
|
|
||
|
|
skip_masked (bool):
|
||
|
|
If True, skip computing losses over masked frames.
|
||
|
|
|
||
|
|
This option corresponds to ``skip_masked`` from ``fairseq``.
|
||
|
|
|
||
|
|
skip_nomask (bool):
|
||
|
|
If True, skip computing losses over unmasked frames.
|
||
|
|
|
||
|
|
This option corresponds to ``skip_nomask`` from ``fairseq``.
|
||
|
|
|
||
|
|
num_classes (int):
|
||
|
|
The number of classes in the labels.
|
||
|
|
|
||
|
|
final_dim (int):
|
||
|
|
Project final representations and targets to `final_dim`.
|
||
|
|
|
||
|
|
This option corresponds to ``final_dim`` from ``fairseq``.
|
||
|
|
|
||
|
|
feature_grad_mult (float or None):
|
||
|
|
The factor to scale the convolutional feature extraction layer gradients by.
|
||
|
|
The scale factor will not affect the forward pass.
|
||
|
|
|
||
|
|
This option corresponds to ``feature_grad_mult`` from ``fairseq``.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
HuBERTPretrainModel:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
if extractor_conv_layer_config is None:
|
||
|
|
extractor_conv_layer_config = [(512, 10, 5)] + [(512, 3, 2)] * 4 + [(512, 2, 2)] * 2
|
||
|
|
|
||
|
|
feature_extractor = components._get_feature_extractor(
|
||
|
|
extractor_mode, extractor_conv_layer_config, extractor_conv_bias
|
||
|
|
)
|
||
|
|
encoder = components._get_encoder(
|
||
|
|
in_features=extractor_conv_layer_config[-1][0],
|
||
|
|
embed_dim=encoder_embed_dim,
|
||
|
|
dropout_input=encoder_projection_dropout,
|
||
|
|
pos_conv_kernel=encoder_pos_conv_kernel,
|
||
|
|
pos_conv_groups=encoder_pos_conv_groups,
|
||
|
|
num_layers=encoder_num_layers,
|
||
|
|
num_heads=encoder_num_heads,
|
||
|
|
attention_dropout=encoder_attention_dropout,
|
||
|
|
ff_interm_features=encoder_ff_interm_features,
|
||
|
|
ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
dropout=encoder_dropout,
|
||
|
|
layer_norm_first=encoder_layer_norm_first,
|
||
|
|
layer_drop=encoder_layer_drop,
|
||
|
|
)
|
||
|
|
wav2vec2 = Wav2Vec2Model(feature_extractor, encoder)
|
||
|
|
mask_generator = components.MaskGenerator(
|
||
|
|
encoder_embed_dim,
|
||
|
|
mask_prob,
|
||
|
|
mask_selection,
|
||
|
|
mask_other,
|
||
|
|
mask_length,
|
||
|
|
no_mask_overlap,
|
||
|
|
mask_min_space,
|
||
|
|
mask_channel_prob,
|
||
|
|
mask_channel_selection,
|
||
|
|
mask_channel_other,
|
||
|
|
mask_channel_length,
|
||
|
|
no_mask_channel_overlap,
|
||
|
|
mask_channel_min_space,
|
||
|
|
)
|
||
|
|
logit_generator = components.LogitGenerator(
|
||
|
|
encoder_embed_dim,
|
||
|
|
num_classes,
|
||
|
|
final_dim,
|
||
|
|
skip_masked,
|
||
|
|
skip_nomask,
|
||
|
|
)
|
||
|
|
model = HuBERTPretrainModel(
|
||
|
|
wav2vec2=wav2vec2,
|
||
|
|
mask_generator=mask_generator,
|
||
|
|
logit_generator=logit_generator,
|
||
|
|
feature_grad_mult=feature_grad_mult,
|
||
|
|
)
|
||
|
|
# initialize the model for pre-training
|
||
|
|
model.apply(_init_hubert_pretrain_model)
|
||
|
|
return model
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_pretrain_base(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.1,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.1,
|
||
|
|
encoder_layer_drop: float = 0.05,
|
||
|
|
mask_prob: float = 0.8,
|
||
|
|
mask_channel_prob: float = 0.0,
|
||
|
|
mask_channel_length: int = 10,
|
||
|
|
feature_grad_mult: Optional[float] = 0.1,
|
||
|
|
num_classes: int = 100,
|
||
|
|
) -> HuBERTPretrainModel:
|
||
|
|
"""Builds "base" :class:`HuBERTPretrainModel` from *HuBERT* :cite:`hsu2021hubert` for pretraining.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_prob (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_channel_prob (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_channel_length (int):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
feature_grad_mult (float or None):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
num_classes (int, optional):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
HuBERTPretrainModel:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return hubert_pretrain_model(
|
||
|
|
extractor_mode="group_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=768,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=12,
|
||
|
|
encoder_num_heads=12,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=3072,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=False,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
mask_prob=mask_prob,
|
||
|
|
mask_selection="static",
|
||
|
|
mask_other=0.0,
|
||
|
|
mask_length=10,
|
||
|
|
no_mask_overlap=False,
|
||
|
|
mask_min_space=1,
|
||
|
|
mask_channel_prob=mask_channel_prob,
|
||
|
|
mask_channel_selection="static",
|
||
|
|
mask_channel_other=0.0,
|
||
|
|
mask_channel_length=mask_channel_length,
|
||
|
|
no_mask_channel_overlap=False,
|
||
|
|
mask_channel_min_space=1,
|
||
|
|
skip_masked=False,
|
||
|
|
skip_nomask=False,
|
||
|
|
num_classes=num_classes,
|
||
|
|
final_dim=256,
|
||
|
|
feature_grad_mult=feature_grad_mult,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_pretrain_large(
|
||
|
|
encoder_projection_dropout: float = 0.0,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
mask_prob: float = 0.8,
|
||
|
|
mask_channel_prob: float = 0.0,
|
||
|
|
mask_channel_length: int = 10,
|
||
|
|
feature_grad_mult: Optional[float] = None,
|
||
|
|
) -> HuBERTPretrainModel:
|
||
|
|
"""Builds "large" :class:`HuBERTPretrainModel` from *HuBERT* :cite:`hsu2021hubert` for pretraining.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_prob (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_channel_prob (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_channel_length (int):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
feature_grad_mult (float or None):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
HuBERTPretrainModel:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return hubert_pretrain_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=1024,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=24,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=4096,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
mask_prob=mask_prob,
|
||
|
|
mask_selection="static",
|
||
|
|
mask_other=0.0,
|
||
|
|
mask_length=10,
|
||
|
|
no_mask_overlap=False,
|
||
|
|
mask_min_space=1,
|
||
|
|
mask_channel_prob=mask_channel_prob,
|
||
|
|
mask_channel_selection="static",
|
||
|
|
mask_channel_other=0.0,
|
||
|
|
mask_channel_length=mask_channel_length,
|
||
|
|
no_mask_channel_overlap=False,
|
||
|
|
mask_channel_min_space=1,
|
||
|
|
skip_masked=False,
|
||
|
|
skip_nomask=False,
|
||
|
|
num_classes=500,
|
||
|
|
final_dim=768,
|
||
|
|
feature_grad_mult=feature_grad_mult,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def hubert_pretrain_xlarge(
|
||
|
|
encoder_projection_dropout: float = 0.0,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
mask_prob: float = 0.8,
|
||
|
|
mask_channel_prob: float = 0.0,
|
||
|
|
mask_channel_length: int = 10,
|
||
|
|
feature_grad_mult: Optional[float] = None,
|
||
|
|
) -> HuBERTPretrainModel:
|
||
|
|
"""Builds "extra large" :class:`HuBERTPretrainModel` from *HuBERT* :cite:`hsu2021hubert` for pretraining.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_prob (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_channel_prob (float):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
mask_channel_length (int):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
feature_grad_mult (float or None):
|
||
|
|
See :py:func:`hubert_pretrain_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
HuBERTPretrainModel:
|
||
|
|
The resulting model.
|
||
|
|
""" # noqa: E501
|
||
|
|
return hubert_pretrain_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=1280,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=48,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=5120,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
mask_prob=mask_prob,
|
||
|
|
mask_selection="static",
|
||
|
|
mask_other=0.0,
|
||
|
|
mask_length=10,
|
||
|
|
no_mask_overlap=False,
|
||
|
|
mask_min_space=1,
|
||
|
|
mask_channel_prob=mask_channel_prob,
|
||
|
|
mask_channel_selection="static",
|
||
|
|
mask_channel_other=0.0,
|
||
|
|
mask_channel_length=mask_channel_length,
|
||
|
|
no_mask_channel_overlap=False,
|
||
|
|
mask_channel_min_space=1,
|
||
|
|
skip_masked=False,
|
||
|
|
skip_nomask=False,
|
||
|
|
num_classes=500,
|
||
|
|
final_dim=1024,
|
||
|
|
feature_grad_mult=feature_grad_mult,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wavlm_model(
|
||
|
|
extractor_mode: str,
|
||
|
|
extractor_conv_layer_config: Optional[List[Tuple[int, int, int]]],
|
||
|
|
extractor_conv_bias: bool,
|
||
|
|
encoder_embed_dim: int,
|
||
|
|
encoder_projection_dropout: float,
|
||
|
|
encoder_pos_conv_kernel: int,
|
||
|
|
encoder_pos_conv_groups: int,
|
||
|
|
encoder_num_layers: int,
|
||
|
|
encoder_num_heads: int,
|
||
|
|
encoder_num_buckets: int,
|
||
|
|
encoder_max_distance: int,
|
||
|
|
encoder_attention_dropout: float,
|
||
|
|
encoder_ff_interm_features: int,
|
||
|
|
encoder_ff_interm_dropout: float,
|
||
|
|
encoder_dropout: float,
|
||
|
|
encoder_layer_norm_first: bool,
|
||
|
|
encoder_layer_drop: float,
|
||
|
|
aux_num_out: Optional[int],
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds custom WaveLM model :cite:`chen2022wavlm`. The architecture is compatible
|
||
|
|
with Wav2Vec2 model :cite:`baevski2020wav2vec`, and so the output object is
|
||
|
|
:class:`~torchaudio.models.Wav2Vec2Model`. Most of the arguments have the same meaning
|
||
|
|
as in :py:func:`~torchaudio.models.wav2vec2_model` so please refer there for documentation.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
extractor_mode (str): Operation mode of feature extractor.
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
extractor_conv_layer_config (list of integer tuples or None):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
extractor_conv_bias (bool):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_embed_dim (int):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_pos_conv_kernel (int):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_pos_conv_groups (int):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_num_layers (int):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_num_heads (int):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_num_buckets (int):
|
||
|
|
Number of buckets for relative position embedding.
|
||
|
|
encoder_max_distance (int):
|
||
|
|
Maximum distance for relative position embedding.
|
||
|
|
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_ff_interm_features (int):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_layer_norm_first (bool):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
aux_num_out (int or None):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
"""
|
||
|
|
if extractor_conv_layer_config is None:
|
||
|
|
extractor_conv_layer_config = [(512, 10, 5)] + [(512, 3, 2)] * 4 + [(512, 2, 2)] * 2
|
||
|
|
|
||
|
|
feature_extractor = components._get_feature_extractor(
|
||
|
|
extractor_mode, extractor_conv_layer_config, extractor_conv_bias
|
||
|
|
)
|
||
|
|
encoder = components._get_wavlm_encoder(
|
||
|
|
in_features=extractor_conv_layer_config[-1][0],
|
||
|
|
embed_dim=encoder_embed_dim,
|
||
|
|
dropout_input=encoder_projection_dropout,
|
||
|
|
pos_conv_kernel=encoder_pos_conv_kernel,
|
||
|
|
pos_conv_groups=encoder_pos_conv_groups,
|
||
|
|
num_layers=encoder_num_layers,
|
||
|
|
num_heads=encoder_num_heads,
|
||
|
|
num_buckets=encoder_num_buckets,
|
||
|
|
max_distance=encoder_max_distance,
|
||
|
|
attention_dropout=encoder_attention_dropout,
|
||
|
|
ff_interm_features=encoder_ff_interm_features,
|
||
|
|
ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
dropout=encoder_dropout,
|
||
|
|
layer_norm_first=encoder_layer_norm_first,
|
||
|
|
layer_drop=encoder_layer_drop,
|
||
|
|
)
|
||
|
|
aux = None
|
||
|
|
if aux_num_out is not None:
|
||
|
|
aux = torch.nn.Linear(in_features=encoder_embed_dim, out_features=aux_num_out)
|
||
|
|
return Wav2Vec2Model(feature_extractor, encoder, aux)
|
||
|
|
|
||
|
|
|
||
|
|
def wavlm_base(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.1,
|
||
|
|
encoder_ff_interm_dropout: float = 0.1,
|
||
|
|
encoder_dropout: float = 0.1,
|
||
|
|
encoder_layer_drop: float = 0.1,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "base" WaveLM model :cite:`chen2022wavlm`. The architecture is compatible
|
||
|
|
with Wav2Vec2 model :cite:`baevski2020wav2vec`, and so the output class is
|
||
|
|
:class:`~torchaudio.models.Wav2Vec2Model`.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
aux_num_out (int, optional):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
"""
|
||
|
|
return wavlm_model(
|
||
|
|
extractor_mode="group_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=768,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=12,
|
||
|
|
encoder_num_heads=12,
|
||
|
|
encoder_num_buckets=320,
|
||
|
|
encoder_max_distance=800,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=3072,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=False,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wavlm_large(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.1,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.1,
|
||
|
|
encoder_layer_drop: float = 0.1,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds "large" WaveLM model :cite:`chen2022wavlm`. The architecture is compatible
|
||
|
|
with Wav2Vec2 model :cite:`baevski2020wav2vec`, and so the output class is
|
||
|
|
:class:`~torchaudio.models.Wav2Vec2Model`.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
aux_num_out (int, optional):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
"""
|
||
|
|
return wavlm_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=False,
|
||
|
|
encoder_embed_dim=1024,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=24,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_num_buckets=320,
|
||
|
|
encoder_max_distance=800,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=4096,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wav2vec2_xlsr_300m(
|
||
|
|
encoder_projection_dropout: float = 0.0,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds XLS-R model :cite:`babu2021xls` with 300 millions of parameters. The architecture is compatible
|
||
|
|
with Wav2Vec2 model :cite:`baevski2020wav2vec`, and so the output class is
|
||
|
|
:class:`~torchaudio.models.Wav2Vec2Model`.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
aux_num_out (int, optional):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
"""
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=True,
|
||
|
|
encoder_embed_dim=1024,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=24,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=4096,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wav2vec2_xlsr_1b(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds XLS-R model :cite:`babu2021xls` with 1 billion of parameters. The architecture is compatible
|
||
|
|
with Wav2Vec2 model :cite:`baevski2020wav2vec`, and so the output class is
|
||
|
|
:class:`~torchaudio.models.Wav2Vec2Model`.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
aux_num_out (int, optional):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
"""
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=True,
|
||
|
|
encoder_embed_dim=1280,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=48,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=5120,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|
||
|
|
|
||
|
|
|
||
|
|
def wav2vec2_xlsr_2b(
|
||
|
|
encoder_projection_dropout: float = 0.1,
|
||
|
|
encoder_attention_dropout: float = 0.0,
|
||
|
|
encoder_ff_interm_dropout: float = 0.0,
|
||
|
|
encoder_dropout: float = 0.0,
|
||
|
|
encoder_layer_drop: float = 0.0,
|
||
|
|
aux_num_out: Optional[int] = None,
|
||
|
|
) -> Wav2Vec2Model:
|
||
|
|
"""Builds XLS-R model :cite:`babu2021xls` with 2 billions of parameters. The architecture is compatible
|
||
|
|
with Wav2Vec2 model :cite:`baevski2020wav2vec`, and so the output class is
|
||
|
|
:class:`~torchaudio.models.Wav2Vec2Model`.
|
||
|
|
|
||
|
|
Args:
|
||
|
|
encoder_projection_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_attention_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_ff_interm_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_dropout (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
encoder_layer_drop (float):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
aux_num_out (int, optional):
|
||
|
|
See :py:func:`~torchaudio.models.wav2vec2_model`.
|
||
|
|
|
||
|
|
Returns:
|
||
|
|
Wav2Vec2Model:
|
||
|
|
The resulting model.
|
||
|
|
"""
|
||
|
|
return wav2vec2_model(
|
||
|
|
extractor_mode="layer_norm",
|
||
|
|
extractor_conv_layer_config=None,
|
||
|
|
extractor_conv_bias=True,
|
||
|
|
encoder_embed_dim=1920,
|
||
|
|
encoder_projection_dropout=encoder_projection_dropout,
|
||
|
|
encoder_pos_conv_kernel=128,
|
||
|
|
encoder_pos_conv_groups=16,
|
||
|
|
encoder_num_layers=48,
|
||
|
|
encoder_num_heads=16,
|
||
|
|
encoder_attention_dropout=encoder_attention_dropout,
|
||
|
|
encoder_ff_interm_features=7680,
|
||
|
|
encoder_ff_interm_dropout=encoder_ff_interm_dropout,
|
||
|
|
encoder_dropout=encoder_dropout,
|
||
|
|
encoder_layer_norm_first=True,
|
||
|
|
encoder_layer_drop=encoder_layer_drop,
|
||
|
|
aux_num_out=aux_num_out,
|
||
|
|
)
|