Subscribe to DSC Newsletter

Ayush Biyani
  • Male
  • Gurgaon, Haryana
  • India
Share on Facebook
Share

Ayush Biyani's Friends

  • Vincent Granville
 

Ayush Biyani's Page

Profile Information

Company:
Kie square consulting
Seniority:
Consultant
Job Function:
Business Analytics, Predictive Modeling, Data Mining, Quant, Econometrics, Vizualization, Statistical Consulting
Industry:
consulting
Short Bio:
Deeply interested in analytics because of its link to maths and business..maintain a blog.
LinkedIn Profile:
http://ayushb.blogspot.com
Interests:
Finding a New Position, Networking, New Venture, Other

Ayush Biyani's Blog

low accuracy in out of time dataset

Posted on June 1, 2011 at 6:44am 7 Comments

 

Hi guys..I am working on a logistic model. When I did out of sample validation, my percentage detection of the defaulters was 80%. The next I tried is out of time validation. To my dismay the accuracy(percent detection) came down to 33% this time. I am wondering and disappointed by what could have happened. I have profiled both the population and found differences in the distribution of few categorical variables.

 

Please pour in your ideas as to what can be done to…

Continue

Comment Wall

You need to be a member of AnalyticBridge to add comments!

Join AnalyticBridge

  • No comments yet!
 
 
 

On Data Science Central

© 2020   TechTarget, Inc.   Powered by

Badges  |  Report an Issue  |  Privacy Policy  |  Terms of Service