[Dip] Degeneracy Problem

Kipp Martin kmartin at chicagobooth.edu
Mon Oct 11 03:32:55 EDT 2010


Hi:

I am implementing an application in Dip, and based on values of
m_masterObjLast  and  thisMaster I get from setting

LogDebugLevel = 3
LogLpLevel = 3

I would estimate that well under 1% of the columns I add result in any 
objective function change. I am wondering if any of the other users of 
Dip have encountered this problem? If so, were there any algorithmic or 
parameter settings to help overcome it?

Thanks


-- 
Kipp Martin
Professor of Operations Research
and Computing Technology
Booth School of Business
University of Chicago
5807 South Woodlawn Avenue
Chicago, IL 60637
773-702-7456
kmartin at chicagobooth.edu
http://www.chicagobooth.edu/faculty/bio.aspx?person_id=12825325568
http://projects.coin-or.org/OS



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