17,300 Spectograms Cant be Wrong !
Although the current software stack can automatically generate thousands of spectographs from almost nothing, each one of them has to be manually checked by eye of human. I tried to train my dog to do this for me, but it just cost me a whole load of German sausage for nothing.
Here’s few example of auto generated spectographs for Daubenton’s bat ready for training. Each one takes about 0.5 seconds to check by eye:
