ref: 0e523aa3f40c5e84aa60d70eea1a5fc4a9ff46c8 dir: /dnn/concat.sh/
# Place in 16k-LP7 from TSPSpeech.iso and run to concatenate wave files # into one headerless training file for i in */*.wav do sox $i -r 16000 -c 1 -t sw - done > input.s16