Verified that not having standard tracks is not a problem for read_standard_tracks. So there must be a problem with whatever is using this if no results are returned.
Can run the entire training corpus through sample extraction. Will probably want to set up better logging.
Added some logging to make it easier to see what's going on.
Made the order of strings consistent throughout the program (high strings have low indices) but still involves cruft.
Looks like ANN is running with a few parameters. Need to clean up today, run benchmarks tomorrow.
Indicated that compare_notes doesn't have to be hidden.