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1057 Commits

Author SHA1 Message Date
Daniel Povey
a45f820e25 Merge making hidden_dim an arg 2022-08-02 08:56:36 +08:00
Daniel Povey
6714f85cc4 Merge making hidden_dim an arg 2022-08-02 08:55:27 +08:00
Daniel Povey
804f264ffd Merge hidden_dim providing it as arg 2022-08-02 08:40:13 +08:00
Daniel Povey
ee311247ea Decrease debugging freq 2022-08-01 03:55:18 +08:00
Daniel Povey
4c5d49c448 Some numerical improvements, and a fix to calculation of mean_eig in _apply_min_max_with_metric(), to average over blocks too. 2022-08-01 03:51:39 +08:00
Daniel Povey
e2cc09a8c6 Fix issue with max_eig formula; restore cov_min[1]=0.0025. 2022-07-31 18:29:44 +08:00
Daniel Povey
3590c2fc42 Set cov_min[1] to 0 to stop an invertibility problem 2022-07-31 18:06:01 +08:00
Daniel Povey
7231c610e8 Restore min_cov applied with G. 2022-07-31 02:22:07 -07:00
Daniel Povey
d84a2e22e3 Applying max to G with noinv method with metric. 2022-07-31 02:10:27 -07:00
Daniel Povey
2042c9862c Merge branch 'pradam_exp1m4_nophase1_noinv' into pradam_exp1m4_nophase1_rework_noinv 2022-07-31 01:32:36 -07:00
Daniel Povey
90fa8a63eb Use different approach for applying max eig, with matmul, no inverse. 2022-07-31 01:32:11 -07:00
Daniel Povey
ed1a147ef1 Implement no-inverse max-cov 2022-07-31 00:08:02 -07:00
Daniel Povey
0666789cb8 Small numerical improvements; config change of eps and G_diag changed 1.01 to 1.005; decrease an eps from 1e-10 to 1e-20 2022-07-30 21:48:54 -07:00
Daniel Povey
cb67540cdc this version not working great 2022-07-30 21:14:03 -07:00
Daniel Povey
790e8c4ba9 Changes that should not really affect the results, just cleanup. 2022-07-30 19:20:36 -07:00
Daniel Povey
5184ac570d Removing phase1, adding regular smoothing with the mean. 2022-07-30 19:15:51 -07:00
Daniel Povey
e1182da6ac Restoring min_abs and max_abs defaults for the linear_pos proj. 2022-07-31 05:07:50 +08:00
Daniel Povey
105d49d31b Big simplification to update rule 2022-07-30 00:21:12 -07:00
Daniel Povey
a80a8abf0c Merge branch 'pradam_exp1l3' into pradam_exp1m3 2022-07-30 09:07:05 +08:00
Daniel Povey
4d5323d6a3 Change cov_min to intermediate value, not seeing clear diffs from changing it 2022-07-30 09:06:23 +08:00
Daniel Povey
c0e652ea87 Fix code, was smoothing in wrong basis. 2022-07-30 09:01:11 +08:00
Daniel Povey
c5a037b8bc Merge branch 'pradam_exp1l3' into pradam_exp1m3 2022-07-30 08:21:28 +08:00
Daniel Povey
17bc002e6e Refactoring that does not affect results. 2022-07-30 07:45:29 +08:00
Daniel Povey
3110138ab5 Smooth grad_cov with eps; add a 4th stage of smoothing, this time on Z_inv. 2022-07-30 07:30:32 +08:00
Wei Kang
2f75236c05
Support dynamic chunk streaming training in pruned_transcuder_stateless5 (#454) 
* support dynamic chunk streaming training

* Add simulate streaming decoding

* Support streaming decoding

* fix causal

* Minor fixes

* fix streaming decode; add results
 2022-07-29 16:40:06 +08:00
Daniel Povey
ca28f46f75 Merge branch 'pradam_exp1l2' into pradam_exp1m2 2022-07-29 15:16:10 +08:00
Daniel Povey
3ad042444e More changes to reduce numerical roundoff for dims with zero grad and params. 2022-07-29 14:38:50 +08:00
Daniel Povey
a55f8c9c14 Modify scaling.py to prevent constant values 2022-07-29 11:38:05 +08:00
Fangjun Kuang
ec69967584
Set overwrite=True when extracting features in batches. (#487) 2022-07-29 11:17:19 +08:00
Daniel Povey
9d7af4be20 Modify scaling.py to prevent constant values 2022-07-29 09:34:13 +08:00
Daniel Povey
3c1fddaf48 Rework computation to reduce numerical roundoff 2022-07-29 06:22:17 +08:00
Daniel Povey
633cbd551a Increase lr_update_period from 200,4000 to 400, 5000 2022-07-28 14:45:45 +08:00
Daniel Povey
0d038a6ea4 Remove debugging statement 2022-07-28 09:26:11 +08:00
Daniel Povey
8654a7385d Add denom_rel_eps, and set it to 1e-05 2022-07-28 09:10:20 +08:00
Daniel Povey
dc565f729b Take into account various outcomes from parameter tuning 2022-07-28 09:06:59 +08:00
Daniel Povey
daa55d5a3c Patches to make decoding work correctly at utt start, for greedy_search 2022-07-27 09:35:39 +08:00
Fangjun Kuang
4612b03947
Fix using G before assignment in pruned_transducer_stateless/decode.py (#494) 2022-07-26 10:37:02 +08:00
Wei Kang
b1d0956855
Add modified_beam_search for streaming decode (#489) 
* Add modified_beam_search for pruned_transducer_stateless/streaming_decode.py

* refactor

* modified beam search for stateless3,4

* Fix comments

* Add real streamng ci
 2022-07-25 16:53:23 +08:00
Zengwei Yao
8203d10be7
Add stats about duration and padding proportion (#485) 
* add stats about duration and padding proportion

* add  for utt_duration

* add stats for other recipes

* add stats for other 2 recipes

* modify doc

* minor change
 2022-07-25 16:40:43 +08:00
Daniel Povey
fe595f8772 Improve debugging output. 2022-07-25 09:02:36 +08:00
Daniel Povey
854c2965a9 Fix bug regarding G_prime being zero 2022-07-25 06:57:52 +08:00
Daniel Povey
3acdf3b395 Reworking the computation of Z to be numerically better. 2022-07-25 06:37:26 +08:00
Daniel Povey
5513f7fee5 Initial version of fixing numerical issue, will continue though 2022-07-25 06:27:01 +08:00
Daniel Povey
b0f0c6c4ab Setting lr_update_period=(200,4k) in train.py 2022-07-25 04:38:12 +08:00
Daniel Povey
06718052ec Refactoring, putting tunable values in constructor, a little cleanup 2022-07-25 04:31:42 +08:00
Daniel Povey
8efc512823 Remove some debugging code, found the mismatch 2022-07-24 11:52:10 +08:00
Daniel Povey
ba96439c76 Saving version I am trying to debug 2022-07-24 11:00:40 +08:00
Daniel Povey
962e95f119 Using a more flexible test. Moved to simpler update , tuned diffrently. 2022-07-24 09:20:53 +08:00
Daniel Povey
b8a9485011 Print git version for test output 2022-07-24 06:54:29 +08:00
Daniel Povey
48ac7e0bc3 Add max as well as min to G_prime 2022-07-24 06:50:05 +08:00