So I’m finally going to describe a little bit about the science
behind these measures. When I first thought about this stuff
ages ago I did a search to see if anyone had used it on pitch
recognition. A really old academic article saying it might be
possible came up but there was nothing very recent. I recently
did another search and found a handful of articles mentioning
similar lines of thought. A couple of those can be found http://
www.insidethebook.com/ee/index.php/site/comments/measuring_plate
_discipline/ or
http://www.baseballprospectus.com/article.php?articleid=9744 so
other very smart people have thought along the same lines
although I’m not sure anyone has really investigated it to the
fullest extent as I hope to. I’ve been throwing out these terms
Batting Eye and Selectivity without truly explaining them and
where they come from. When looking at signal detection theory
the basic premise is that pitches fall into two distributions.
One distribution is the noise distribution – which distracts us
from t