advanced analytics

10月 262012
 
“We may not see it but math is everywhere around us,” says Paul T. Savarese, Technical Support Statistician at SAS. You don’t have to be a statistician to enjoy this interview, in which Savarese discusses target shooting, Jay Leno and Guinness beer – and ties it all back to the fascinating subject [...]
10月 112012
 
What's the difference between data mining, forecasting and optimization? When should you use each technique, and how do they interact?  Jeremy TerBush, Vice President of Global Analytics, Wyndham Exchange and Rentals explains that he uses all techniques  together in an overall predictive process. "Data mining is first step in the system," [...]
6月 052012
 
Fraud detection presents myriad analytical challenges: gathering sufficient known cases to make typical modeling techniques possible, gathering inputs from disparate data sources, and combining expert knowledge from investigators with findings to be gleaned from the data in an efficient way. Of course, analysts can fall into the trap of thinking [...]
5月 242012
 
In evolutionary biology there is an interesting concept called “punctuated equilibria,” which is used primarily to explain why the fossil record seems to abruptly change after long periods of apparent calm, or ‘stasis’ as it is called.  To understand this better, think of a stairway where the length between each [...]