Customizable lexicon and lexicon-free decoders are supported, and both are compatible with KenLM n-gram language models or without using a language model. TorchAudio additionally supports downloading token, lexicon, and pretrained KenLM files for the LibriSpeech dataset.
For usage details, please check out the documentation and ASR inference tutorial.
(BETA) New Beamforming Modules and Methods
To improve flexibility in usage, the release adds two new beamforming modules under torchaudio.transforms: SoudenMVDR and RTFMVDR. The main differences from MVDR are: