[scripts] Training ivector-extractor: make online-cmvn per speaker. (k…

…aldi-asr#3615)
batermj · Sep 25, 2019 · 8634823 · 8634823
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Showing 2 changed files with 3 additions and 3 deletions.
diff --git a/egs/wsj/s5/steps/online/nnet2/train_diag_ubm.sh b/egs/wsj/s5/steps/online/nnet2/train_diag_ubm.sh
@@ -111,8 +111,8 @@ fi
 
 # Note: there is no point subsampling all_feats, because gmm-global-init-from-feats
 # effectively does subsampling itself (it keeps a random subset of the features).
-all_feats="ark,s,cs:apply-cmvn-online --config=$online_cmvn_config $dir/global_cmvn.stats scp:$data/feats.scp ark:- | splice-feats $splice_opts ark:- ark:- | transform-feats $dir/final.mat ark:- ark:- |"
-feats="ark,s,cs:apply-cmvn-online --config=$online_cmvn_config $dir/global_cmvn.stats scp:$sdata/JOB/feats.scp ark:- | splice-feats $splice_opts ark:- ark:- | transform-feats $dir/final.mat ark:- ark:- | subsample-feats --n=$subsample ark:- ark:- |"
+all_feats="ark,s,cs:apply-cmvn-online --config=$online_cmvn_config --spk2utt=ark:$data/spk2utt $dir/global_cmvn.stats scp:$data/feats.scp ark:- | splice-feats $splice_opts ark:- ark:- | transform-feats $dir/final.mat ark:- ark:- |"
+feats="ark,s,cs:apply-cmvn-online --config=$online_cmvn_config --spk2utt=ark:$sdata/JOB/spk2utt $dir/global_cmvn.stats scp:$sdata/JOB/feats.scp ark:- | splice-feats $splice_opts ark:- ark:- | transform-feats $dir/final.mat ark:- ark:- | subsample-feats --n=$subsample ark:- ark:- |"
 
 num_gauss_init=$(perl -e "print int($initial_gauss_proportion * $num_gauss); ");
 ! [ $num_gauss_init -gt 0 ] && echo "Invalid num-gauss-init $num_gauss_init" && exit 1;

diff --git a/egs/wsj/s5/steps/online/nnet2/train_ivector_extractor.sh b/egs/wsj/s5/steps/online/nnet2/train_ivector_extractor.sh
@@ -113,7 +113,7 @@ splice_opts=$(cat $srcdir/splice_opts)
 
 ## Set up features.  $gmm_feats is the version of the features with online CMVN, that we use
 ## to get the Gaussian posteriors, $feats is the version of the features with no CMN.
-gmm_feats="ark,s,cs:apply-cmvn-online --config=$dir/online_cmvn.conf $dir/global_cmvn.stats scp:$sdata/JOB/feats.scp ark:- | splice-feats $splice_opts ark:- ark:- | transform-feats $dir/final.mat ark:- ark:- | subsample-feats --n=$subsample ark:- ark:- |"
+gmm_feats="ark,s,cs:apply-cmvn-online --config=$dir/online_cmvn.conf --spk2utt=ark:$sdata/JOB/spk2utt $dir/global_cmvn.stats scp:$sdata/JOB/feats.scp ark:- | splice-feats $splice_opts ark:- ark:- | transform-feats $dir/final.mat ark:- ark:- | subsample-feats --n=$subsample ark:- ark:- |"
 feats="ark,s,cs:splice-feats $splice_opts scp:$sdata/JOB/feats.scp ark:- | transform-feats $dir/final.mat ark:- ark:- | subsample-feats --n=$subsample ark:- ark:- |"
 
 ## This adds online-cmvn in $feats, upon request (configuration taken from UBM),