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Author SHA1 Message Date
Fangjun Kuang
feb526c2a4 Predicting blanks via gradients from the trivial joiner. 2022-03-31 20:12:41 +08:00
Fangjun Kuang
239a8fa1f2 Copy files for editing. 2022-03-31 17:34:06 +08:00
Fangjun Kuang
e7d369ab29 Copy files. 2022-03-31 16:51:27 +08:00
Fangjun Kuang
9a11808ed3
Set the seed for dataloader. (#282) 
Also, suppress torch warnings about division by truncation.
 2022-03-31 16:48:46 +08:00
LIyong.Guo
fc40bfea82
fix typo of torch.eig (#281) 
Co-authored-by: glynpu <glynwpu@qq.com>
 2022-03-31 10:43:46 +08:00
Fangjun Kuang
2045125fd9
Fix CI. (#280) 
* Fix CI.
 2022-03-31 10:43:02 +08:00
Fangjun Kuang
981b064007
Update doc to clarify the installation order of dependencies. (#279) 2022-03-30 18:50:54 +08:00
Mingshuang Luo
f686635b54
Update diagnostics (#260) 
* update diagnostics.py
 2022-03-30 14:52:55 +08:00
Fangjun Kuang
395a3f952b
Batch decoding for models trained with optimized_transducer (#267) 
* Add greedy search in batch mode.
* Add modified beam search in batch mode.
 2022-03-23 19:11:34 +08:00
Fangjun Kuang
3ae7265737
More fixes to the checkpoint code. (#266) 2022-03-23 14:37:54 +08:00
Fangjun Kuang
6a091da0b0
Minor fixes for saving checkpoints. (#265) 
* Minor fixes for saving checkpoints.

* Fix loading checkpoints saved by previous code.
 2022-03-23 12:22:05 +08:00
Fangjun Kuang
8c7995d493
Support modified beam search in batch mode. (#264) 
* Support modified beam search in batch mode.
* Update k2 versions in GitHub CI.
 2022-03-22 15:14:04 +08:00
Fangjun Kuang
d5c78a2238
Implement greedy search in batch mode for transducer decoding. (#262) 2022-03-22 10:32:22 +08:00
Wei Kang
b2b4d9e0b6
Add fast beam search decoding (#250) 
* Add fast beam search decoding

* Minor fixes

* Minor fixes

* Minor fixes

* Fix comments

* Fix comments
 2022-03-21 16:22:25 +08:00
Fangjun Kuang
ae564f91e6
Periodically saving checkpoint after processing given number of batches (#259) 
* Periodically saving checkpoint after processing given number of batches.
 2022-03-20 23:51:33 +08:00
Fangjun Kuang
910e6c9306
Minor fixes to tedlimu3 to make ./prepare.sh working. (#258) 2022-03-20 20:26:03 +08:00
Mingshuang Luo
ad28c8c5eb
Tedlium3 transducer stateless (#233) 
* add tedlium3 transducer-stateless
 2022-03-18 11:39:06 +08:00
Mingshuang Luo
518ec6414a
Update diagnostics.py (#254) 
* update diagnostics.py

* do some changes
 2022-03-16 20:17:45 +08:00
Fangjun Kuang
a7643301ec
Cache pip packages for GitHub actions (#253) 
* Cache pip packages in GitHub actions.
 2022-03-15 15:34:21 +08:00
Mingshuang Luo
d0d806560f
Change for asr_datamodule.py (#241) 
* change for asr_datamodule.py

* fix style check

* do a fix
 2022-03-14 00:30:58 +08:00
Fangjun Kuang
bb7f6ed6b7
Add modified beam search for pruned rnn-t. (#248) 
* Add modified beam search for pruned rnn-t.

* Fix style issues.

* Update RESULTS.md.

* Fix typos.

* Minor fixes.

* Test the pre-trained model using GitHub actions.

* Let the user install optimized_transducer on her own.

* Fix errors in GitHub CI.
 2022-03-12 16:16:55 +08:00
Fangjun Kuang
2f4e71f433
Add force alignment for stateless transducer. (#239) 
* Add force alignment for stateless transducer.

* Add more documentation.

* Compute word starting time from framewise token alignment.

* Update README to include force alignment information.

* Fix typos.

* Fix more typos.

* Fixes after review.
 2022-03-12 16:16:15 +08:00
Fangjun Kuang
1603744469
Refactor conformer. (#237) 2022-03-05 19:26:06 +08:00
yaozengwei
ad62981765
Add diagnostics (#230) 
* Adding diagnostics code...

* Move diagnostics code from local dir to the shared icefall dir

* Remove the diagnostics code in the local dir

* Update docs of arguments, and remove stats_types() function in TensorDiagnosticOptions object.

* Update docs of arguments.

* Add copyright information.

* Corrected the time in copyright information.

Co-authored-by: Daniel Povey <dpovey@gmail.com>
 2022-03-04 15:38:23 +08:00
Fangjun Kuang
2f0fbf430c
Remove duplicate files. (#236) 2022-03-04 11:56:31 +08:00
Fangjun Kuang
3ec219dfa0
Add stateless transducer tutorial. (#235) 
* WIP: Add stateless transducer tutorial.

* Add more doc.

* Minor fixes.
 2022-03-03 22:33:47 +08:00
Fangjun Kuang
1ff6196c44
Fix joiner (#234) 
* Add tests for Joiner

* Remove duplicate files.
 2022-03-02 16:41:14 +08:00
Fangjun Kuang
50d2281524
Add modified transducer loss for AIShell dataset (#219) 
* Add modified transducer for aishell.

* Minor fixes.

* Add extra data in transducer training.

The extra data is from http://www.openslr.org/62/

* Update export.py and pretrained.py

* Update CI to install pretrained models with aishell.

* Update results.

* Update results.

* Update README.

* Use symlinks to avoid copies.
 2022-03-02 16:02:38 +08:00
Fangjun Kuang
05cb297858
Update result for full libri + GigaSpeech using transducer_stateless. (#231) 2022-03-01 17:01:46 +08:00
Fangjun Kuang
72f838dee1
Update results for transducer_stateless after training for more epochs. (#207) 2022-03-01 16:35:02 +08:00
PF Luo
ac7c2d84bc
minor fix for aishell recipe (#223) 
* just remove unnecessary torch.sum

* minor fixs for aishell
 2022-02-23 08:33:20 +08:00
Fangjun Kuang
2332ba312d
Begin to use multiple datasets in training (#213) 
* Begin to use multiple datasets.

* Finish preparing training datasets.

* Minor fixes

* Copy files.

* Finish training code.

* Display losses for gigaspeech and librispeech separately.

* Fix decode.py

* Make the probability to select a batch from GigaSpeech configurable.

* Update results.

* Minor fixes.
 2022-02-21 15:27:27 +08:00
Fangjun Kuang
1c35ae1dba
Reset seed at the beginning of each epoch. (#221) 
* Reset seed at the beginning of each epoch.

* Use a different seed for each epoch.
 2022-02-21 15:16:39 +08:00
Fangjun Kuang
cbf8c18ebd
Minor fixes for aishell (#218) 
* Minor fixes to aishell.

* Minor fixes.
 2022-02-19 22:28:19 +08:00
PF Luo
277cc3f9bf
update aishell-1 recipe with k2.rnnt_loss (#215) 
* update aishell-1 recipe with k2.rnnt_loss

* fix flak8 style

* typo

* add pretrained model link to result.md
 2022-02-19 15:56:39 +08:00
Duo Ma
827b9df51a
Updated Aishell-1 transducer-stateless result (#217) 
* Update RESULTS.md

* Update RESULTS.md
 2022-02-19 15:56:04 +08:00
Wei Kang
b702281e90
Use k2 pruned transducer loss to train conformer-transducer model (#194) 
* Using k2 pruned version transducer loss to train model

* Fix style

* Minor fixes
 2022-02-17 13:33:54 +08:00
Wang, Guanbo
e8eb408760
Incremental pruning threshold (#214) 
* Incremental pruning threshold

* flake8

* black

* minor fix
 2022-02-16 16:59:27 +08:00
Wang, Guanbo
70a3c56a18
Fix librispeech train.py (#211) 
* fix librispeech train.py

* remove note
 2022-02-09 16:42:28 +08:00
Wang, Guanbo
be1c86b06c
print num_frame as %.2f (#204) 2022-02-08 14:56:58 +08:00
Fangjun Kuang
27fa5f05d3
Update git SHA-1 in RESULTS.md for transducer_stateless. (#202) 2022-02-07 18:45:45 +08:00
Fangjun Kuang
a8150021e0
Use modified transducer loss in training. (#179) 
* Use modified transducer loss in training.

* Minor fix.

* Add modified beam search.

* Add modified beam search.

* Minor fixes.

* Fix typo.

* Update RESULTS.

* Fix a typo.

* Minor fixes.
 2022-02-07 18:37:36 +08:00
Wei Kang
35ecd7e562
Fix torch.nn.Embedding error for torch below 1.8.0 (#198) 2022-02-06 21:59:54 +08:00
Wei Kang
5ae80dfca7
Minor fixes (#193) 2022-01-27 18:01:17 +08:00
Piotr Żelasko
8e6fd97c6b
Merge pull request #185 from pzelasko/feature/libri-conformer-phone-ctc 
Fix using `lang_phone` in conformer CTC training
 2022-01-24 18:08:15 -05:00
Piotr Żelasko
1731cc37bb Black 2022-01-24 10:20:22 -05:00
Piotr Żelasko
f92c24a73a
Merge branch 'master' into feature/libri-conformer-phone-ctc 2022-01-24 10:18:56 -05:00
Piotr Żelasko
565c1d8413 Address code review 2022-01-24 10:17:47 -05:00
Piotr Żelasko
1d5fe8afa4 flake8 2022-01-21 17:27:02 -05:00
Piotr Żelasko
f0f35e6671 black 2022-01-21 17:22:41 -05:00