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1780 Commits

Author SHA1 Message Date
Daniel Povey
1b8be0744f Fix various bugs 2023-05-15 15:20:02 +08:00
Daniel Povey
f740282a1a More progress on subformer 2023-05-15 10:57:48 +08:00
Daniel Povey
5c470fe397 rename zipformer to subformer, remove some things that won't be used. 2023-05-13 22:55:16 +08:00
Daniel Povey
2e4b27a1c8 Adding subformer as initially just a copy of zipformer 2023-05-13 21:30:24 +08:00
Daniel Povey
2f1d377727 Reduce batch size so it fits in memory 2023-05-04 17:01:30 +08:00
Daniel Povey
f0264bed1b Fix DDP issue; Change configurations, reducing subsampling factor; increase sequence length. 2023-05-04 16:18:31 +08:00
Daniel Povey
45f5e9981d Bug fix 2023-05-04 15:41:29 +08:00
Daniel Povey
86c2c60100 Step lr_scheduler on tokens not epoch; add some more debug output 2023-05-04 15:35:22 +08:00
Daniel Povey
3574e7dbb5 Initial version of zipformer1 LM that runs, not sure whether it is working 2023-05-04 14:46:06 +08:00
Daniel Povey
75e9f1a34a Fix bug with indicator 2023-05-02 13:36:03 +08:00
Daniel Povey
c207c55e94 alias Transducer 2023-05-02 13:19:21 +08:00
Daniel Povey
1ab2a4c662 Add text embeddings, but use actual text for now 2023-05-01 22:09:27 +08:00
Daniel Povey
fa696e919b Add memory to model 2023-05-01 20:47:09 +08:00
Daniel Povey
6f5c4688ef Add (back) straight_through_rate, with rate 0.025; try to handle memory allocation failures in backprop better. 2023-04-30 15:19:34 +08:00
Daniel Povey
e4626a14b8 Change length_factor from 3.0 to 1.0 2023-04-27 22:38:45 +08:00
Daniel Povey
6c26754628 Fix tests, make SwooshL and SwooshR more efficient in forward pass. 2023-04-27 22:37:19 +08:00
yaozengwei
55a1abc9da separate Conv2dSubsampling from Zipformer 2023-04-27 10:11:47 +08:00
yaozengwei
0ec31c84da remove skip_modules 2023-04-24 15:50:12 +08:00
yaozengwei
2e80841790 set --lr-batches=7500 2023-04-24 15:49:41 +08:00
yaozengwei
9291a39f58 remove all lr_scales, set layer3_channels=128, change the position of feed_forward1 2023-04-24 15:45:38 +08:00
yaozengwei
2cd1933873 remove similar-named args in decode.py 2023-04-14 14:24:57 +08:00
yaozengwei
87d9491fba minor fix in decode.py, about args 2023-04-13 17:20:25 +08:00
yaozengwei
d27e61170b set --base-lr=0.045 as default 2023-04-12 19:12:07 +08:00
yaozengwei
0b0732ae28 use ActivationDropoutAndLinearFunction and swoosh kernel functions 2023-04-12 19:11:26 +08:00
Daniel Povey
73099da6be Changes to frame masking: done at sequence level, with 2 dimension cutoffs 2023-04-10 15:30:56 +08:00
Daniel Povey
fb6a1c1464 Replace SimpleCombiner with BypassModule, for simplicity 
Refactor code for simplicity

Fix bug
 2023-04-10 14:57:54 +08:00
Daniel Povey
5f790c41f7 Changes to bypass layer-skip-rate configuration. 2023-04-06 23:55:25 +08:00
Daniel Povey
67fcae95a8 Refactor bypass, and add bypass in the middle of the layer. 2023-04-05 14:44:16 +08:00
Daniel Povey
b526f3af00 Increase num layers 2023-04-04 15:39:32 +08:00
Daniel Povey
c4f669ef00 Increase feedforward dims and num layers 2023-04-04 14:41:23 +08:00
Daniel Povey
7ab1e7f5ec Combine two layers into one. 2023-04-04 12:14:18 +08:00
Daniel Povey
3dd25d6b2d Increase feature_mask_dropout_prob to 0.125 2023-04-03 12:13:09 +08:00
Daniel Povey
c2e39bd488 Bug fix 2023-03-31 17:23:25 +08:00
Daniel Povey
cd0f48f508 Mask larger regions 2023-03-31 17:07:22 +08:00
Daniel Povey
d41b73000e Modify feature_mask_dropout_prob 2023-03-31 13:25:39 +08:00
Daniel Povey
e64ec396bd Have 2 not 3 groups, but give 1st group a smaller dropout prob than the 2nd. 2023-03-30 16:38:41 +08:00
Daniel Povey
6e058b9ebd Fix or vs. and bug 2023-03-30 00:00:59 +08:00
Daniel Povey
a02199df79 Fix bug 2023-03-29 20:33:43 +08:00
Daniel Povey
f1dbf4222e Divide feature_mask into 3 groups 2023-03-29 16:22:39 +08:00
Daniel Povey
b8f0756133 Add comment 2023-03-29 14:05:28 +08:00
Daniel Povey
bb8cbd7598 Sometimes mask more frames. 2023-03-29 13:08:52 +08:00
Daniel Povey
4e36656cef Remove import that is no longer there 2023-03-10 14:45:02 +08:00
Daniel Povey
07b685936a Fix typo 2023-03-07 21:53:12 +08:00
Daniel Povey
e692e0b228 Add balancer for keys 2023-03-07 17:39:01 +08:00
Daniel Povey
f59da65d82 Remove some more unused code; rename BasicNorm->BiasNorm, Zipformer->Zipformer2 2023-03-06 14:27:11 +08:00
Daniel Povey
3424b60d8f Remove some unused code 2023-03-06 14:18:01 +08:00
Daniel Povey
0191e8f3e4 Simplify how dim changes are dealt with; see also scaled_adam_exp977 2023-02-22 11:40:33 +08:00
Daniel Povey
90180ce5e7 Make layer-skip-dropout-prob decrease to 0.0 2023-02-20 16:33:04 +08:00
Daniel Povey
e0b8a0cfd0 Fix batch_size position bug in layer_skip 2023-02-16 15:13:06 +08:00
Daniel Povey
686e7e8828 Remove some unhelpful or unused options in decode.py, setting equivalent to --left-context=0 
for padding.  Restore default of causal training.
 2023-02-13 12:58:33 +08:00