andland/logisticPCA — pull request #1 by wrathematics (2014-12-08 18:10:27+00:00)
Title: Improved performance slightly

Well github ate my last pull request; let's see how this one goes.

This seems like a neat idea, but the performance isn't great. I moved the inv.logit.mat() function to C as that seemed like the lowest hanging fruit, but more could be done.