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egs/timit/s5/local/score_sclite.sh
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#!/bin/bash
# Copyright 2012 Johns Hopkins University (Author: Daniel Povey)
# 2014 Brno University of Technology (Author: Karel Vesely)
# Apache 2.0
# begin configuration section.
cmd=run.pl
stage=0
min_lmwt=1
max_lmwt=10
mbr_scale=1.0
iter=final
#end configuration section.
[ -f ./path.sh ] && . ./path.sh
. parse_options.sh || exit 1;
if [ $# -ne 3 ]; then
echo "Usage: local/score.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_or_graph=$2
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 $hubscr`
phonemap="conf/phones.60-48-39.map"
nj=$(cat $dir/num_jobs)
symtab=$lang_or_graph/words.txt
for f in $symtab $dir/lat.1.gz $data/text; do
[ ! -f $f ] && echo "score.sh: no such file $f" && exit 1;
done
mkdir -p $dir/scoring/log
# Map reference to 39 phone classes, the silence is optional (.):
local/timit_norm_trans.pl -i $data/stm -m $phonemap -from 48 -to 39 >$dir/scoring/stm_39phn
cp $data/glm $dir/scoring/glm_39phn
if [ $stage -le 0 ]; then
# Get the phone-sequence on the best-path:
for LMWT in $(seq $min_lmwt $max_lmwt); do
$cmd JOB=1:$nj $dir/scoring/log/best_path.$LMWT.JOB.log \
lattice-align-phones $model "ark:gunzip -c $dir/lat.JOB.gz|" ark:- \| \
lattice-to-ctm-conf --acoustic-scale=$(bc <<<"scale=8; 1/$LMWT*$mbr_scale") --lm-scale=$mbr_scale ark:- $dir/scoring/$LMWT.JOB.ctm || exit 1;
cat $dir/scoring/$LMWT.*.ctm | sort > $dir/scoring/$LMWT.ctm
rm $dir/scoring/$LMWT.*.ctm
done
fi
if [ $stage -le 1 ]; then
# Map ctm to 39 phone classes:
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/map_ctm.LMWT.log \
mkdir $dir/score_LMWT ';' \
cat $dir/scoring/LMWT.ctm \| \
utils/int2sym.pl -f 5 $symtab \| \
local/timit_norm_trans.pl -i - -m $phonemap -from 48 -to 39 '>' \
$dir/scoring/LMWT.ctm_39phn || exit 1
fi
# Score the set...
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/score.LMWT.log \
cp $dir/scoring/stm_39phn $dir/score_LMWT/stm_39phn '&&' cp $dir/scoring/LMWT.ctm_39phn $dir/score_LMWT/ctm_39phn '&&' \
$hubscr -p $hubdir -V -l english -h hub5 -g $dir/scoring/glm_39phn -r $dir/score_LMWT/stm_39phn $dir/score_LMWT/ctm_39phn || exit 1;
exit 0;
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