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egs/timit/s5/local/score_basic.sh
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#!/bin/bash
# Copyright 2012 Johns Hopkins University (Author: Daniel Povey)
# Apache 2.0
# begin configuration section.
cmd=run.pl
stage=0
min_lmwt=1
max_lmwt=10
#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=$3
phonemap="conf/phones.60-48-39.map"
nj=$(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:
cat $data/text | local/timit_norm_trans.pl -i - -m $phonemap -from 48 -to 39 > $dir/scoring/test_filt.txt
# Get the phone-sequence on the best-path:
for LMWT in $(seq $min_lmwt $max_lmwt); do
$cmd JOB=1:$nj $dir/scoring/log/best_path_basic.$LMWT.JOB.log \
lattice-best-path --lm-scale=$LMWT --word-symbol-table=$symtab --verbose=2 \
"ark:gunzip -c $dir/lat.JOB.gz|" ark,t:$dir/scoring/$LMWT.JOB.tra || exit 1;
cat $dir/scoring/$LMWT.*.tra | sort > $dir/scoring/$LMWT.tra
rm $dir/scoring/$LMWT.*.tra
done
# Map hypothesis to 39 phone classes:
$cmd LMWT=$min_lmwt:$max_lmwt $dir/scoring/log/score_basic.LMWT.log \
cat $dir/scoring/LMWT.tra \| \
utils/int2sym.pl -f 2- $symtab \| \
local/timit_norm_trans.pl -i - -m $phonemap -from 48 -to 39 \| \
compute-wer --text --mode=all \
ark:$dir/scoring/test_filt.txt ark,p:- ">&" $dir/wer_LMWT || exit 1;
exit 0;
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