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{ Monthly Archives } May 2011

So What Correlates with Operations Research?

Google Labs has a new tool called Google Correlate. Google provided some early correlation results during the 2008 flu season when it showed that search count for certain terms (like “flu” presumably) could be used to estimate the prevalence of flu in an area.  This led to Google Flu Trends (it appears that currently only […]

Business Analytics and Operations Research: Tomato, To-mah-toe, Tractor!

There are few things in life more tedious than assigning boundaries to fundamentally ill-defined concepts.  Either terms are used to divide things that cannot be divided (“No, no, that is reddish-purple and clearly not purplish-red!”) or are used to combine groups while ignoring any differences (Republicans?  Democrats?  just “Washington insiders”).  Arguing over the terms is […]

That’s got to be true… doesn’t it?

Back in 1996, Harvey Greenberg, longtime faculty member at the University of Colorado at Denver, began putting together a collection of myths and counterexamples in mathematical programming.  While generally I find mathematical programming to be quite intuitive, there turn out to be lots of things that I think must be true that are not.  Consider […]

Recently on OR-Exchange…

OR-Exchange is a question and answer site on operations research (and analytics).   The concept couldn’t be simpler.  People ask questions about operations research;  people answer questions about operations research.  Kinda like the usenet group sci.op-research without the spam. I put together the site a couple of years ago when stack-exchange made it easy to […]