[egs] semisupervised recipes: fixing some variables in comments (#3547)

Author: teinhonglo

egs/fisher_english/s5/local/semisup/chain/tuning/run_tdnn_100k_semisupervised_1a.sh

@@ -209,11 +209,11 @@ diff $sup_tree_dir/tree $sup_chain_dir/tree || { echo "$0: $sup_tree_dir/tree an
 #   steps/nnet3/chain/build_tree_multiple_sources.sh \
 #     --use-fmllr false --context-opts "--context-width=2 --central-position=1" \
 #     --frame-subsampling-factor $frame_subsampling_factor \
-#     7000 $lang \
+#     7000 $unsup_decode_lang \
 #     data/${supervised_set_perturbed} \
 #     ${sup_tree_dir} \
 #     data/${unsupervised_set_perturbed} \
-#     $chaindir/best_path_${unsupervised_set_perturbed} \
+#     ${sup_chain_dir}/best_path_${unsupervised_set_perturbed} \
 #     $treedir || exit 1
 # fi
 #

egs/fisher_english/s5/local/semisup/chain/tuning/run_tdnn_50k_semisupervised_1a.sh

@@ -228,11 +228,11 @@ diff $sup_tree_dir/tree $sup_chain_dir/tree || { echo "$0: $sup_tree_dir/tree an
 #   steps/nnet3/chain/build_tree_multiple_sources.sh \
 #     --use-fmllr false --context-opts "--context-width=2 --central-position=1" \
 #     --frame-subsampling-factor $frame_subsampling_factor \
-#     7000 $lang \
+#     7000 $unsup_decode_lang \
 #     data/${supervised_set_perturbed} \
 #     ${sup_tree_dir} \
 #     data/${unsupervised_set_perturbed} \
-#     $chaindir/best_path_${unsupervised_set_perturbed} \
+#     ${sup_chain_dir}/best_path_${unsupervised_set_perturbed}_big \
 #     $treedir || exit 1
 # fi
 #