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10 Commits

Author SHA1 Message Date
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
95af039733
RNN-T training for yesno. (#141) 
* RNN-T training for yesno.

* Rename Jointer to Joiner.
 2021-12-07 21:44:37 +08:00
Wei Kang
4151cca147
Add torch script support for Aishell and update documents (#124) 
* Add aishell recipe

* Remove unnecessary code and update docs

* adapt to k2 v1.7, add docs and results

* Update conformer ctc model

* Update docs, pretrained.py & results

* Fix code style

* Fix code style

* Fix code style

* Minor fix

* Minor fix

* Fix pretrained.py

* Update pretrained model & corresponding docs

* Export torch script model for Aishell

* Add C++ deployment docs

* Minor fixes

* Fix unit test

* Update Readme
 2021-11-19 16:37:05 +08:00
Fangjun Kuang
4890e27b45
Extract framewise alignment information using CTC decoding (#39) 
* Use new APIs with k2.RaggedTensor

* Fix style issues.

* Update the installation doc, saying it requires at least k2 v1.7

* Extract framewise alignment information using CTC decoding.

* Print environment information.

Print information about k2, lhotse, PyTorch, and icefall.

* Fix CI.

* Fix CI.

* Compute framewise alignment information of the LibriSpeech dataset.

* Update comments for the time to compute alignments of train-960.

* Preserve cut id in mix cut transformer.

* Minor fixes.

* Add doc about how to extract framewise alignments.
 2021-10-18 14:24:33 +08:00
Mingshuang Luo
391432b356
Update train.py ("10"--->"params.log_interval") (#76) 
* Update train.py

* Update train.py

* Update train.py
 2021-10-12 21:30:31 +08:00
Mingshuang Luo
597c5efdb1
Use LossRecord to record and print the loss for the training process (#62) 
* Update index.rst (AS->ASR)

* Update conformer_ctc.rst (pretraind->pretrained)

* Fix some spelling errors.

* Fix some spelling errors.

* Use LossRecord to record and print loss in the training process

* Change the name "LossRecord" to "MetricsTracker"
 2021-10-12 15:58:03 +08:00
Fangjun Kuang
a80e58e15d
Refactor decode.py to make it more readable and more modular. (#44) 
* Refactor decode.py to make it more readable and more modular.

* Fix an error.

Nbest.fsa should always have token IDs as labels and
word IDs as aux_labels.

* Add nbest decoding.

* Compute edit distance with k2.

* Refactor nbest-oracle.

* Add rescore with nbest lists.

* Add whole-lattice rescoring.

* Add rescoring with attention decoder.

* Refactoring.

* Fixes after refactoring.

* Fix a typo.

* Minor fixes.

* Replace [] with () for shapes.

* Use k2 v1.9

* Use Levenshtein graphs/alignment from k2 v1.9

* [doc] Require k2 >= v1.9

* Minor fixes.
 2021-09-20 15:44:54 +08:00
Fangjun Kuang
01da00dca0
WIP: Add documentation. (#22) 
* Begin to add documentation.

* WIP: Add documentation.

* Fix a typo.

* Add more doc for the recipe yesno.

* Add more doc for the yesno recipe.
 2021-08-24 14:28:08 +08:00
Fangjun Kuang
57cb611665
[yesno] Remove padding in TDNN (#21) 
* Disable SpecAug for yesno.

Also replace Adam with SGD.

* Remove padding in the model to make the results reproducible.
 2021-08-23 15:59:36 +08:00
Fangjun Kuang
6c2c9b9d74
Add recipe for the yes_no dataset. (#16) 
* Add recipe for the yes_no dataset.

* Refactoring: Remove unused code.

* Add Colab notebook for the yesno dataset.

* Add GitHub actions to run yesno.

* Fix a typo.

* Minor fixes.

* Train more epochs for GitHub actions.

* Minor fixes.

* Minor fixes.

* Fix style issues.
 2021-08-23 11:36:29 +08:00