Xinghai Sun
8122dd9c29
Simplify train.py, evaluate.py, infer.py and tune.py by adding DeepSpeech2Model class.
7 years ago
Yibing Liu
ee5abbe37d
add mfcc feature for DS2
7 years ago
Xinghai Sun
13f708739b
Improve audio featurizer and add shift augmentor.
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1. Improve audio featurizer.
2. Add shift augmentor.
3. Update default argument to be the current best seggestion.
4. Add checkpoints with pass id.
7 years ago
Xinghai Sun
d104eccf67
Update the default num_threads for DS2 data generator.
7 years ago
Xinghai Sun
1d8cc4a5a9
Add multi-threading support for DS2 data generator.
7 years ago
Xinghai Sun
ed5f04afb8
Add shuffle type of instance_shuffle and batch_shuffle_clipped.
7 years ago
Xinghai Sun
04a225ae4f
Enable min_batch_num in train.py and update train info print.
7 years ago
Xinghai Sun
b07ee84a1d
Add function, class and module docs for data parts in DS2.
7 years ago
Xinghai Sun
cd3617aeb4
Refactor whole data preprocessor for DS2 (re-design classes, re-organize dir, add augmentaion interfaces etc.).
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1. Refactor data preprocessor with new added class AudioSegment, SpeechSegment, TextFeaturizer, AudioFeaturizer, SpeechFeaturizer.
2. Add data augmentation interfaces and class AugmentorBase, AugmentationPipeline, VolumnPerturbAugmentor etc..
3. Seperate normalizer's mean and std computing from training, by adding FeatureNormalizer and a seperate tool compute_mean_std.py.
4. Re-organize directory.
7 years ago
dangqingqing
9c27b1d14e
add more comments and update train.py
7 years ago
dangqingqing
bf73540067
Merge branch 'develop' of https://github.com/PaddlePaddle/models into ds2
7 years ago
yangyaming
f49eab5fec
Change assert to exception raising.
7 years ago
dangqingqing
7c85e0fdb5
Support variable input batch and sortagrad.
7 years ago
yangyaming
d2e467385d
Add loading model function for train.py.
7 years ago
Xinghai Sun
2a83486500
Refactor decoder interfaces and add ./data directory.
7 years ago
Xinghai Sun
8313895e85
1. Fix incorrect decoder result printing.
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2. Fix incorrect batch-norm usage in RNN.
3. Fix overlapping train/dev/test manfests.
4. Update README.md and requirements.txt.
5. Expose more arguments to users in argparser.
6. Update all other details.
7 years ago
Xinghai Sun
e6a349992b
Refactor data utils into a class and add feature normalization.
7 years ago
Xinghai Sun
9c3cd3c704
Update some parameters and comments.
7 years ago
Xinghai Sun
0babc5c4d7
Add function docs.
7 years ago
Xinghai Sun
70a343a499
Add infererence and add SortaGrad for only first pass.
7 years ago
Xinghai Sun
3fc94427db
Add librispeech dataset, audio data provider and simplfied DeepSpeech2 model configuration.
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Bug exists when run training.
7 years ago