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Date:         Tue, 14 Apr 2009 10:53:08 -0400
Reply-To:     oloolo <dynamicpanel@YAHOO.COM>
Sender:       "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From:         oloolo <dynamicpanel@YAHOO.COM>
Subject:      Re: Low Event Rate Predictive Modeling

if it is not called modeling, what it should be called? Pattern Recognition? Machine Learning? hehe :)

On Sun, 12 Apr 2009 15:33:16 -0700, Kenneth M. Lin <kenneth_m_lin@SBCGLOBAL.NET> wrote:

>It's called modeling? Perhaps you could find some patterns as to when these >bad events occurred. It's really help if you list all the variables you >have captured. > ><keqiang.hou@gmail.com> wrote in message >news:9c3fce12-0e76-4b35-a230-51a8f75319fc@x3g2000yqa.googlegroups.com... >> How is it possible to build a predictive model (either logistic, or >> decision tree, or neural network) with more than millions of good >> events while only about 300 bad events. >> It sounds ridiculous, but we have to find a way. >> >> Anyone with experience in predictive modeling can answer my question? >> >> >> Many thanks.


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