Shellout Tricks
Quick and dirty file rename to map some numbers
for f in train/*; do mv "$f" "$(awk -F '[,/]' '{ printf "%s/%.2f,%.2f,%.2f.wav", $1, $2 / 3, $3 / 3, $4 / 3 }' <<<"$f")"; done
for f in train/*; do mv "$f" "$(awk -F '[,/]' '{ printf "%s/%.2f,%.2f,%.2f.wav", $1, $2 / 3, $3 / 3, $4 / 3 }' <<<"$f")"; done