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fix ami_train_lms.sh #4098

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Merged
merged 2 commits into from
Jul 20, 2020
Merged

fix ami_train_lms.sh #4098

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95aabc5
fix bugs in ami_train_lms.sh
qiujiali Jun 7, 2020
fd471a5
Merge pull request #1 from qiujiali/fix_ami_lm
qiujiali Jun 7, 2020
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18 changes: 9 additions & 9 deletions egs/ami/s5b/local/ami_train_lms.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -76,8 +76,8 @@ sort -u $dir/wordlist.lex $dir/wordlist.train > $dir/wordlist
ngram-count -text $dir/train.gz -order $order -limit-vocab -vocab $dir/wordlist \
-unk -map-unk "<unk>" -kndiscount -interpolate -lm $dir/ami.o${order}g.kn.gz
echo "PPL for AMI LM:"
ngram -unk -lm $dir/ami.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -unk -lm $dir/ami.o${order}g.kn.gz -ppl $dir/dev.gz -debug 2 >& $dir/ppl2
ngram -order ${order} -unk -lm $dir/ami.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -order ${order} -unk -lm $dir/ami.o${order}g.kn.gz -ppl $dir/dev.gz -debug 2 >& $dir/ppl2
mix_ppl="$dir/ppl2"
mix_tag="ami"
mix_lms=( "$dir/ami.o${order}g.kn.gz" )
Expand All @@ -94,8 +94,8 @@ if [ ! -z "$swbd" ]; then
-vocab $dir/wordlist -unk -map-unk "<unk>" -kndiscount -interpolate \
-lm $dir/swbd/swbd.o${order}g.kn.gz
echo "PPL for SWBD LM:"
ngram -unk -lm $dir/swbd/swbd.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -unk -lm $dir/swbd/swbd.o${order}g.kn.gz -ppl $dir/dev.gz -debug 2 \
ngram -order ${order} -unk -lm $dir/swbd/swbd.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -order ${order} -unk -lm $dir/swbd/swbd.o${order}g.kn.gz -ppl $dir/dev.gz -debug 2 \
>& $dir/swbd/ppl2

mix_ppl="$mix_ppl $dir/swbd/ppl2"
Expand All @@ -118,8 +118,8 @@ if [ ! -z "$fisher" ]; then
-vocab $dir/wordlist -unk -map-unk "<unk>" -kndiscount -interpolate \
-lm $dir/fisher/fisher.o${order}g.kn.gz
echo "PPL for Fisher LM:"
ngram -unk -lm $dir/fisher/fisher.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -unk -lm $dir/fisher/fisher.o${order}g.kn.gz -ppl $dir/dev.gz -debug 2 \
ngram -order ${order} -unk -lm $dir/fisher/fisher.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -order ${order} -unk -lm $dir/fisher/fisher.o${order}g.kn.gz -ppl $dir/dev.gz -debug 2 \
>& $dir/fisher/ppl2

mix_ppl="$mix_ppl $dir/fisher/ppl2"
Expand All @@ -133,7 +133,7 @@ if [ ! -z "$google1B" ]; then
wget -O $dir/google/cantab.lm3.bz2 http://vm.cantabresearch.com:6080/demo/cantab.lm3.bz2
wget -O $dir/google/150000.lex http://vm.cantabresearch.com:6080/demo/150000.lex

ngram -unk -limit-vocab -vocab $dir/wordlist -lm $dir/google.cantab.lm3.bz3 \
ngram -order ${order} -unk -limit-vocab -vocab $dir/wordlist -lm $dir/google.cantab.lm3.bz3 \
-write-lm $dir/google/google.o${order}g.kn.gz

mix_ppl="$mix_ppl $dir/goog1e/ppl2"
Expand Down Expand Up @@ -167,15 +167,15 @@ if [ $num_lms -gt 1 ]; then
| perl -e '$_=<>; s/.*\(//; s/\).*//; @A = split; for $i (@A) {print "$i\n";}' \
> $dir/mix.weights
weights=( `cat $dir/mix.weights` )
cmd="ngram -lm ${mix_lms[0]} -lambda 0.715759 -mix-lm ${mix_lms[1]}"
cmd="ngram -order ${order} -lm ${mix_lms[0]} -lambda ${weights[0]} -mix-lm ${mix_lms[1]}"
for i in `seq 2 $((num_lms-1))`; do
cmd="$cmd -mix-lm${i} ${mix_lms[$i]} -mix-lambda${i} ${weights[$i]}"
done
cmd="$cmd -unk -write-lm $dir/${mix_tag}.o${order}g.kn.gz"
echo "Interpolating LMs with command: \"$cmd\""
$cmd
echo "PPL for the interolated LM:"
ngram -unk -lm $dir/${mix_tag}.o${order}g.kn.gz -ppl $dir/dev.gz
ngram -order ${order} -unk -lm $dir/${mix_tag}.o${order}g.kn.gz -ppl $dir/dev.gz
fi

#save the lm name for further use
Expand Down