How to use Model Comparison node?

How to use Model Comparison node?

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Article ID: KB0073217

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Updated On:

Products Versions
Spotfire Statistica 13.1,13.3, 13.4, 13.5, 13.6 ,14

Description

Model Comparison node can be used to compare different versions of the PMML model and update the deployed Model in the Enterprise.

Note: Model comparison also shows the best model after the comparison as its downstream node "Best Model".

Issue/Introduction

How to use Model Comparison node?

Environment

Windows only

Resolution

1. Attach "Model comparison" to the PMML model node.
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   2. Link the  already deployed model to the current version of the PMML model by  loading the model from the Enterprise.

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   3. Select the Specification on the Model comparison node. 
  • Model type: which kind of model you want to compare like classification or regression.
  • Select on what basis you want to make the comparison for each Model type.  
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   4. Select the option "Update selected model to Enterprise" under the Enterprise tab of the Model comparison node.

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After every run of the workspace Model comparison node will compare the changes between current and already deployed model and update the model if there are any changes.