feature_list.md

Features

Dataset

• Aishell
• Librispeech
• THCHS30
• TIMIT

Speech Recognition

• Non-Streaming

  • Baidu's DeepSpeech2
  • Transformer
  • Conformer

• Streaming

  • Baidu's DeepSpeech2
  • U2

Language Model

• Ngram

Decoder

• ctc greedy
• ctc prefix beam search
• greedy
• beam search
• attention rescore

Deployment

• Paddle Inference

Aligment

• MFA
• CTC Aligment

Speech Frontend

• Audio
  • Auto Gain
• Feature
  • kaldi fbank
  • kaldi mfcc
  • linear
  • delta detla

Speech Augmentation

• Audio
  • Volume Perturbation
  • Speed Perturbation
  • Shifting Perturbation
  • Online Bayesian normalization
  • Noise Perturbation
  • Impulse Response
• Spectrum
  • SpecAugment
  • Adaptive SpecAugment

Tokenizer

• Chinese/English Character
• English Word
• Sentence Piece

Word Segmentation

• mmseg

Grapheme To Phoneme

• syallable
• phoneme