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Latest Activity

Genna Weiss added 3 discussions

20 minutes ago

Sarat Patro replied to Yi-Chun Tsai's discussion 'optimization software for big MIP problem'

Hi, Yes Pricing Optimization falls under the broad category of reveue optimization which also covers yield managewment as in the case of services prcing such as airlines ticket pricing, hotel room rent pricing etc. Pls refer the following books...

5 hours ago

Vincent Granville added a blog post

The idea that will make Twitter more profitable than Google

Twitter is a PR / Word-Of-Mouth Advertising type of company, when it comes to how they could make money. One thing that they must have been thinking about for a long time is this very simple concept: sell paid tweets on Twitter. This might be the...

6 hours ago

D. L. von Kleeck replied to Rahul V's discussion 'Modeling when only event data is available' in the group Data Mining

Thanks Jozo, as noted this is a "creative predictive analytics" to "non traditional" problem. DLvK of www.PredAlytics.com

17 hours ago

David Rawe replied to David Rawe's discussion 'OK...Yet another networking site...and I hope some ideas'

Hi Jim, Thanks for the lead. I applied for several positions posted at Argonne that is wher the project is. I'm still looking for work and have been since March. Thanks again. Dave

17 hours ago

Jozo Kovac replied to Yi-Chun Tsai's discussion 'credit score model'

You don't other software than SAS/STAT :) Of course - ultimate goal is to have optimized revenue, but it is long run approach, require lot of difficult decisions. And you always have to start with data gathering, continue with first models and cl...

19 hours ago

Yi-Chun Tsai replied to Yi-Chun Tsai's discussion 'credit score model'

Thanks. Does IBM offer this kind of consulting service to retail industry? Where can I get this kind of consulting service and learn from them? What I found so far from different companies that I talked to was that they all wanted to sell you thei...

19 hours ago

Ralph Winters replied to Lane Abenroth's discussion 'Holt-Winters forecasting' in the group Analytical Techniques

At this point it is more of an art than a science. The major question is how quickly do you want your baseline forecasts to adapt to changes in the data? An alpha of .3 and beta of .0025 are reasonable starting points. Check out the work of Jake B...

19 hours ago