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# Features
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### Dataset
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* Aishell
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* Librispeech
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* THCHS30
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* TIMIT
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### Speech Recognition
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* Non-Streaming
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* [Baidu's DeepSpeech2](http://proceedings.mlr.press/v48/amodei16.pdf)
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* [Transformer](https://arxiv.org/abs/1706.03762)
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* [Conformer](https://arxiv.org/abs/2005.08100)
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* Streaming
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* [Baidu's DeepSpeech2](http://proceedings.mlr.press/v48/amodei16.pdf)
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* [U2](https://arxiv.org/pdf/2012.05481.pdf)
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### Language Model
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* Ngram
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### Decoder
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* ctc greedy
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* ctc prefix beam search
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* greedy
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* beam search
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* attention rescore
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### Deployment
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* Paddle Inference
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### Aligment
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* MFA
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* CTC Alignment
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### Speech Frontend
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* Audio
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* Auto Gain
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* Feature
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* kaldi fbank
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* kaldi mfcc
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* linear
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* delta detla
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### Speech Augmentation
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* Audio
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- Volume Perturbation
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- Speed Perturbation
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- Shifting Perturbation
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- Online Bayesian normalization
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- Noise Perturbation
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- Impulse Response
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* Spectrum
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- SpecAugment
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- Adaptive SpecAugment
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### Tokenizer
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* Chinese/English Character
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* English Word
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* Sentence Piece
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### Word Segmentation
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* [mmseg](http://technology.chtsai.org/mmseg/)
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### Grapheme To Phoneme
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* syllable
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* phoneme
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