| | |
| | | type=sound |
| | | scp=wav.scp |
| | | speed_perturb="0.9 1.0 1.1" |
| | | stage=0 |
| | | stop_stage=0 |
| | | stage=1 |
| | | stop_stage=1 |
| | | |
| | | # feature configuration |
| | | feats_dim=80 |
| | |
| | | done |
| | | fi |
| | | |
| | | feat_train_dir=${feats_dir}/${dumpdir}/${train_set}; mkdir -p ${feat_train_dir} |
| | | feat_dev_dir=${feats_dir}/${dumpdir}/${valid_set}; mkdir -p ${feat_dev_dir} |
| | | if [ ${stage} -le 1 ] && [ ${stop_stage} -ge 1 ]; then |
| | | echo "stage 1: Feature Generation" |
| | | # compute fbank features |
| | | fbankdir=${feats_dir}/fbank |
| | | steps/compute_fbank.sh --cmd "$train_cmd" --nj $nj --speed_perturb ${speed_perturb} \ |
| | | ${feats_dir}/data/train ${exp_dir}/exp/make_fbank/train ${fbankdir}/train |
| | | tools/fix_data_feat.sh ${fbankdir}/train |
| | | for x in android ios mic; do |
| | | steps/compute_fbank.sh --cmd "$train_cmd" --nj $nj \ |
| | | ${feats_dir}/data/dev_${x} ${exp_dir}/exp/make_fbank/dev_${x} ${fbankdir}/dev_${x} |
| | | tools/fix_data_feat.sh ${fbankdir}/dev_${x} |
| | | steps/compute_fbank.sh --cmd "$train_cmd" --nj $nj \ |
| | | ${feats_dir}/data/test_${x} ${exp_dir}/exp/make_fbank/test_${x} ${fbankdir}/test_${x} |
| | | tools/fix_data_feat.sh ${fbankdir}/test_${x} |
| | | done |
| | | |
| | | # compute global cmvn |
| | | steps/compute_cmvn.sh --cmd "$train_cmd" --nj $nj \ |
| | | ${fbankdir}/train ${exp_dir}/exp/make_fbank/train |
| | | |
| | | # apply cmvn |
| | | steps/apply_cmvn.sh --cmd "$train_cmd" --nj $nj \ |
| | | ${fbankdir}/${train_set} ${fbankdir}/train/cmvn.json ${exp_dir}/exp/make_fbank/${train_set} ${feat_train_dir} |
| | | steps/apply_cmvn.sh --cmd "$train_cmd" --nj $nj \ |
| | | ${fbankdir}/${valid_set} ${fbankdir}/train/cmvn.json ${exp_dir}/exp/make_fbank/${valid_set} ${feat_dev_dir} |
| | | for x in android ios mic; do |
| | | steps/apply_cmvn.sh --cmd "$train_cmd" --nj $nj \ |
| | | ${fbankdir}/test_${x} ${fbankdir}/train/cmvn.json ${exp_dir}/exp/make_fbank/test_${x} ${feats_dir}/${dumpdir}/test_${x} |
| | | done |
| | | |
| | | cp ${fbankdir}/${train_set}/text ${fbankdir}/${train_set}/speech_shape ${fbankdir}/${train_set}/text_shape ${feat_train_dir} |
| | | tools/fix_data_feat.sh ${feat_train_dir} |
| | | cp ${fbankdir}/${valid_set}/text ${fbankdir}/${valid_set}/speech_shape ${fbankdir}/${valid_set}/text_shape ${feat_dev_dir} |
| | | tools/fix_data_feat.sh ${feat_dev_dir} |
| | | for x in android ios mic; do |
| | | cp ${fbankdir}/test_${x}/text ${fbankdir}/test_${x}/speech_shape ${fbankdir}/test_${x}/text_shape ${feats_dir}/${dumpdir}/test_${x} |
| | | tools/fix_data_feat.sh ${feats_dir}/${dumpdir}/test_${x} |
| | | done |
| | | echo "stage 1: Feature and CMVN Generation" |
| | | utils/compute_cmvn.sh --cmd "$train_cmd" --nj $nj --feats_dim ${feats_dim} ${feats_dir}/data/${train_set} |
| | | fi |
| | | |
| | | token_list=${feats_dir}/data/${lang}_token_list/char/tokens.txt |