cmvn_opts

# in exp/nnet3/tdnn_sp_smbr/cmvn_opts
--norm-means=false --norm-vars=false

decode_eval2000.sh

set -e
set +x

. cmd.sh
. path.sh

# regular MFCCs
mfccdir=mfcc                                                                         
for dataset in eval2000; do
  steps/make_mfcc.sh --cmd "$train_cmd" --nj 10 --mfcc-config conf/mfcc.conf \
    data/${dataset} exp/make_mfcc/$dataset $mfccdir;
  steps/compute_cmvn_stats.sh data/${dataset} exp/make_mfcc/$dataset $mfccdir;       
  utils/fix_data_dir.sh data/${dataset}  # remove segments with problems             
done                                                                                 

# hi-res MFCCs                                                                                     
for dataset in eval2000; do                                                          
  utils/copy_data_dir.sh data/$dataset data/${dataset}_hires                         
  steps/make_mfcc.sh --cmd "$train_cmd" --nj 10 --mfcc-config conf/mfcc_hires.conf \
    data/${dataset}_hires exp/make_hires/$dataset $mfccdir;                          
  steps/compute_cmvn_stats.sh data/${dataset}_hires exp/make_hires/$dataset $mfccdir;
  utils/fix_data_dir.sh data/${dataset}_hires  # remove segments with problems       
done                                                                                 

# ivectors
for data_set in eval2000; do                                                         
  steps/online/nnet2/extract_ivectors_online.sh --cmd "$train_cmd" --nj 24 \
    data/${data_set}_hires exp/nnet3/extractor exp/nnet3/ivectors_$data_set || exit 1;
done 

# decode
dir=exp/nnet3/tdnn_sp_smbr
graph_dir=exp/nnet3/tdnn_sp_smbr/graph_fsh_sw1_tg/  # copied from a prior fisher_swbd experiment
for decode_set in eval2000; do
  #num_jobs=`cat data/${decode_set}_hires/utt2spk|cut -d' ' -f2|sort -u|wc -l`
  num_jobs=1
  steps/nnet3/decode.sh --nj $num_jobs --cmd "$decode_cmd" \
    --online-ivector-dir exp/nnet3/ivectors_${decode_set} \
    $graph_dir data/${decode_set}_hires $dir/decode_${decode_set}_fsh_sw1_tg || exit 1;
done