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23 commits

Author SHA1 Message Date
Jan Buethe
c1b357ed47 first attempt of C implementation of fec encoder (not tested yet due to NEON/DOT_PROD not being separable) 2022-10-18 19:30:23 +02:00
Jean-Marc Valin
2f5b51c94a Avoiding symbol clashes with Opus 2022-01-24 23:21:31 -05:00
Jean-Marc Valin
57f5681987 Add swish activation support 2022-01-24 16:22:29 -05:00
Jean-Marc Valin
3a47548536 Using KISS99 (taken from Daala) as RNG 2021-11-10 17:58:51 -05:00
Jean-Marc Valin
51ef273e06 Using 8-bit recurrent weights for GRU B 2021-09-02 02:33:55 -04:00
Jean-Marc Valin
8bdbbfa18d Support for sparse GRU B input matrices 
Only on the C side, no sparse GRU B training yet
 2021-07-16 03:07:26 -04:00
Jean-Marc Valin
c74330e850 Pre-compute GRU B conditioning 
Adapted from PR: https://github.com/mozilla/LPCNet/pull/134
by zhuxiaoxu <zhuxiaoxu@ainirobot.com>
but had to be reworked due to previous weight quantization changes.
 2021-07-15 16:06:56 -04:00
Jean-Marc Valin
7d8b00f11d Sampling directly from the logit 
Avoids having to compute a sigmoid
 2021-07-10 01:59:49 -04:00
Jean-Marc Valin
7cef98ec8c Minor optimization: merging all 3 embeddings 2021-07-10 01:59:49 -04:00
Jean-Marc Valin
006556036a Cleaning up the sparse GRU 
It no longer overwrites its input vector
 2021-07-10 01:59:49 -04:00
Jean-Marc Valin
d332100808 Representing output pdf as binary probability tree 
Saves on the MDense/softmax computation since we only need to compute
8 values instead of 256.
 2021-07-10 01:59:49 -04:00
Jean-Marc Valin
5571ef1b8e minor optimization: removing some copying 2021-06-26 01:27:03 -04:00
Jean-Marc Valin
1707b960de cleanup, add signed-unsigned biases 2021-01-16 02:11:21 -05:00
Jean-Marc Valin
40b309d92b WIP: 8-bit SIMD for GRU B 2021-01-16 02:11:21 -05:00
Jean-Marc Valin
bce779886d WIP: signed*unsigned arithmetic 2021-01-16 02:11:20 -05:00
Jean-Marc Valin
11736ca9e3 WIP: 8-bit mul 2021-01-16 02:11:19 -05:00
Jean-Marc Valin
4de3e53a73 Adding some sparse GRU support 
Still need to properly dump as sparse.
 2018-11-28 18:49:19 -05:00
Jean-Marc Valin
732fce9ab2 Pre-computing GRU_A's input contribution. 2018-11-28 14:05:36 -05:00
Jean-Marc Valin
040aa437c3 Simper GRU implementation just for reset_after. 2018-11-28 12:37:18 -05:00
Jean-Marc Valin
575d8d6fa4 Adding sampling 2018-11-26 11:04:41 -05:00
Jean-Marc Valin
94ac0841df Precomputing sizes 2018-11-24 15:47:48 -05:00
Jean-Marc Valin
d4046036a9 Dump Conv1D (didn't check weight ordering at all) 2018-11-24 11:32:01 -05:00
Jean-Marc Valin
b9cd61be8b Work in progress translation to C 2018-11-23 19:43:58 -05:00