URL	Title	Id
http://digfir-published.macmillanusa.com/cogtk/signal detection.html	Chapter 1. Signal Detection Theory	50d4bc23b11c0fc329000000
http://digfir-published.macmillanusa.com/cogtk/signal detection_dlap.xml	DLAP questions	50d4bc23b11c0fc329000000