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Erdem Akkaş
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  • Turkey
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Erdem Akkaş's Discussions

Effect of changes in attribute values

Started this discussion. Last reply by Sandeep Sunkara Sep 19, 2011. 2 Replies

Hi, I have a question which maybe simple as I am not very experienced... There is one target field and several attibutes in my dataset. I have created a model and calculated attibute…Continue

 

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Sandeep Sunkara replied to Erdem Akkaş's discussion Effect of changes in attribute values
"Assuming no inter-dependency among the independent variables, checkout the correlations between target and each characteristic in both earlier time frame and current time frame. The variables that have drastic change in correlation over both the…"
Sep 19, 2011
Jozo Kovac replied to Erdem Akkaş's discussion Effect of changes in attribute values
"Hi Erdem, create crosstabs (pivot tables) TARGET vs. ATTRIBUTES and compare them between periods. Crosstabs tell you how much has distribution & effect changed.  If you have continuous variables, start with binning into 5 bins on…"
Sep 18, 2011
Erdem Akkaş posted a discussion

Effect of changes in attibute values

Hi, I have a question which maybe simple as I am not very experienced... There is one target field and several attibutes in my dataset. I have created a model and calculated attibute importances. Now, my target value is changed over some time period and I would like to calculate/verify which attributes' changes had more contribution? ThanksSee More
Sep 16, 2011

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Field of Expertise:
Business Analytics, Predictive Modeling, Data Mining, Operations Research
Years of Experience in Analytical Role:
4
Professional Status:
Technical
Interests:
Finding a New Position, Networking

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