Yibing Liu
a633eb9cc6
change two arguments
8 years ago
Yibing Liu
7db13ca9db
enable lm in multiprocessing decoder & add script for params tuning
8 years ago
yangyaming
bc3224eb14
Follow comments.
8 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.
8 years ago
dangqingqing
9c27b1d14e
add more comments and update train.py
8 years ago
dangqingqing
bf73540067
Merge branch 'develop' of https://github.com/PaddlePaddle/models into ds2
8 years ago
dangqingqing
c25c62b8f9
refine audio_data_utils.py
8 years ago
Yibing Liu
bb34e90398
correct typos in annotations
8 years ago
Yibing Liu
ae83a25aff
add beam search decoder using multiprocesses
8 years ago
Yibing Liu
453f038df9
optimize the efficiency of beam search
8 years ago
Yibing Liu
9fda521ee3
improve external scorer
8 years ago
Yibing Liu
b046e651e7
tiny modify to pass CI
8 years ago
Yibing Liu
44efbed798
rename variables in decoder
8 years ago
Yibing Liu
21ff590e6d
modify language model scoring
8 years ago
Yibing Liu
ac370eca85
add annotations
8 years ago
Yibing Liu
51f35a5372
code clean & add external scorer
8 years ago
Yibing Liu
dedbfb2654
enable ctc beam search decoder
8 years ago
Yibing Liu
cfe9d22866
update annotations
8 years ago
Yibing Liu
c943ca79ac
mv ctc_beam_search_decoder into deep_speech_2/
8 years ago
Xinghai Sun
e016778e20
Merge pull request #78 from xinghai-sun/ds2_libri
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Update librispeech.py for DeepSpeech2.
8 years ago
Xinghai Sun
06e9f71389
Remove manifest's line number check from librispeech.py and update README.md.
8 years ago
yangyaming
3f63e069e0
Fix typos and follow comments.
8 years ago
yangyaming
cc2a4d4e3d
Add error rate calculation script.
8 years ago
yangyaming
f49eab5fec
Change assert to exception raising.
8 years ago
Xinghai Sun
d3eeb7fd76
Refine librispeech.py for DeepSpeech2.
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Summary:
1. Add manifest line check.
2. Avoid re-unpacking if unpacked data already exists.
3. Add full_download (download all 7 sub-datasets of LibriSpeech).
8 years ago
dangqingqing
7c85e0fdb5
Support variable input batch and sortagrad.
8 years ago
yangyaming
d2e467385d
Add loading model function for train.py.
8 years ago
Xinghai Sun
730d5c4dd3
Update DS2 README.md and fix bug in librispeech.py
8 years ago
Xinghai Sun
2a83486500
Refactor decoder interfaces and add ./data directory.
8 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.
8 years ago
Xinghai Sun
e6a349992b
Refactor data utils into a class and add feature normalization.
8 years ago
Xinghai Sun
9c3cd3c704
Update some parameters and comments.
8 years ago
Xinghai Sun
0babc5c4d7
Add function docs.
8 years ago
Xinghai Sun
70a343a499
Add infererence and add SortaGrad for only first pass.
8 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.
8 years ago
Xinghai Sun
d59b8ca97e
Add deep_speech_2 folder.
8 years ago