... 314 Astronomical Data Analysis Software and Systems XIII, eds. F. Ochsenbein, M. Allen, & D. Egret (San Francisco: ASP), 239 . ... Many large-scale sky surveys in progress or in planning are expected to generate data at a rate far beyond reach by traditional manual analysis. ... In supervised learning (discrimination), we use a labeled training set to tune a chosen classifier so that it can assign an unseen sample to one of the several pre-defined classes exemplified in the training set. ...