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Model Comparison: How to Create the Best Predictive Models?

Update for SAP Predictive Analytics 2.3

Check Jayant's blog about SAP PA 2.3 improvements: More control over how Models can be compared in SAP Predictive Analytics 2.3

Additional resource, our Expert user guide, pp 83 to 90: http://help.sap.com/businessobject/product_guides/pa23/en/pa23_expert_user_en.pdf

SAP Predictive Analytics 2.2

Model Comparison is a popular feature of SAP Predictive Analytics 2.2.

In Former Memberoverview of the 2.2 release, it is detailed as:

Making data scientists more agile and efficient

(Expert Analytics) New Model Performance Comparison

Compare the performance of two or more algorithms and get a recommendation and detailed explanation for which one is the best to use.

There have been multiple blog posts discussing and showcasing this feature.

Here is a personal selection:

Former Member released just today:

Which Algorithm to use? Let Model Compare Show you

Former Member published early July:

Model Compare as a new feature in PA 2.2

Former Member summarized "the best new features" in SAP Predictive Analytics 2.2

http://sapbiblog.com/2015/06/25/best-new-features-in-sap-predictive-analytics-2-2/

The official tutorial is found here

SAP Predictive Analytics 2.2: Expert Analytics - Compare classification or regression model results using the Model Comp…

Our Expert Analytics user guide explains in details the comparison & statistic nodes on page 230

http://help.sap.com/businessobject/product_guides/pa22/en/pa22_expert_user_en.pdf

@Jayanta Roy is "unveiling the cover" on what could come next for model comparison here - stay tuned!

Model Statistics/Compare for non-Auto algorithms--"Training" vs "Validation"???

Happy comparison of predictive models, and please continue to give us feedback on your experience!

Antoine

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