score_sclite.sh
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#!/bin/bash
# Copyright Johns Hopkins University (Author: Daniel Povey) 2012. Apache 2.0.
# begin configuration section.
cmd=run.pl
stage=0
min_lmwt=5
max_lmwt=17
iter=final
word_ins_penalty=0.0,0.5,1.0
resolve_ctm_overlaps=false
#end configuration section.
[ -f ./path.sh ] && . ./path.sh
. parse_options.sh || exit 1;
if [ $# -ne 3 ]; then
echo "Usage: local/score_sclite.sh [--cmd (run.pl|queue.pl...)] <data-dir> <lang-dir|graph-dir> <decode-dir>"
echo " Options:"
echo " --cmd (run.pl|queue.pl...) # specify how to run the sub-processes."
echo " --stage (0|1|2) # start scoring script from part-way through."
echo " --min_lmwt <int> # minumum LM-weight for lattice rescoring "
echo " --max_lmwt <int> # maximum LM-weight for lattice rescoring "
exit 1;
fi
data=$1
lang=$2 # Note: may be graph directory not lang directory, but has the necessary stuff copied.
dir=$3
model=$dir/../$iter.mdl # assume model one level up from decoding dir.
hubscr=$KALDI_ROOT/tools/sctk/bin/hubscr.pl
[ ! -f $hubscr ] && echo "Cannot find scoring program at $hubscr" && exit 1;
hubdir=`dirname $hubscr`
for f in $data/stm $data/glm $lang/words.txt $lang/phones/word_boundary.int \
$model $data/segments $data/reco2file_and_channel $dir/lat.1.gz; do
[ ! -f $f ] && echo "$0: expecting file $f to exist" && exit 1;
done
if [ -f $dir/../frame_shift ]; then
frame_shift_opt="--frame-shift=$(cat $dir/../frame_shift)"
echo "$0: $dir/../frame_shift exists, using $frame_shift_opt"
elif [ -f $dir/../frame_subsampling_factor ]; then
factor=$(cat $dir/../frame_subsampling_factor) || exit 1
frame_shift_opt="--frame-shift=0.0$factor"
echo "$0: $dir/../frame_subsampling_factor exists, using $frame_shift_opt"
fi
name=`basename $data`; # e.g. eval2000
mkdir -p $dir/scoring/log
if [ $stage -le 0 ]; then
for wip in $(echo $word_ins_penalty | sed 's/,/ /g'); do
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/get_ctm.LMWT.${wip}.log \
mkdir -p $dir/score_LMWT_${wip}/ '&&' \
lattice-scale --lm-scale=LMWT "ark:gunzip -c $dir/lat.*.gz|" ark:- \| \
lattice-add-penalty --word-ins-penalty=$wip ark:- ark:- \| \
lattice-1best ark:- ark:- \| \
lattice-align-words $lang/phones/word_boundary.int $model ark:- ark:- \| \
nbest-to-ctm $frame_shift_opt ark:- - \| \
utils/int2sym.pl -f 5 $lang/words.txt '>' \
$dir/score_LMWT_${wip}/$name.utt_ctm || exit 1;
done
fi
if [ $stage -le 1 ]; then
for wip in $(echo $word_ins_penalty | sed 's/,/ /g'); do
if $resolve_ctm_overlaps; then
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/resolve_ctm_overlaps.LMWT.${wip}.log \
utils/ctm/resolve_ctm_overlaps.py $data/segments \
$dir/score_LMWT_${wip}/$name.utt_ctm - \| \
utils/convert_ctm.pl $data/segments $data/reco2file_and_channel \
'>' $dir/score_LMWT_${wip}/$name.ctm || exit 1;
else
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/convert_ctm.LMWT.${wip}.log \
cat $dir/score_LMWT_${wip}/$name.utt_ctm \| \
utils/convert_ctm.pl $data/segments $data/reco2file_and_channel \
'>' $dir/score_LMWT_${wip}/$name.ctm || exit 1;
fi
done
fi
if [ $stage -le 2 ]; then
# Remove some stuff we don't want to score, from the ctm.
# the big expression in parentheses contains all the things that get mapped
# by the glm file, into hesitations.
# The -$ expression removes partial words.
# the aim here is to remove all the things that appear in the reference as optionally
# deletable (inside parentheses), as if we delete these there is no loss, while
# if we get them correct there is no gain.
for x in $dir/score_*/$name.ctm; do
cp $x $dir/tmpf;
cat $dir/tmpf | grep -i -v -E '<NOISE|SPOKEN_NOISE>' | \
grep -i -v -E ' (UH|UM|EH|MM|HM|AH|HUH|HA|ER|OOF|HEE|ACH|EEE|EW)$' | \
grep -v -- '-$' > $x;
done
fi
# Score the set...
if [ $stage -le 3 ]; then
for wip in $(echo $word_ins_penalty | sed 's/,/ /g'); do
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/score.LMWT.${wip}.log \
cp $data/stm $dir/score_LMWT_${wip}/ '&&' \
$hubscr -p $hubdir -V -l english -h hub4 -g $data/glm -r $dir/score_LMWT_${wip}/stm $dir/score_LMWT_${wip}/${name}.ctm || exit 1;
done
fi
exit 0