Opened 10 months ago

Last modified 9 months ago

#3009 new defect

Node impacts are wrong when estimation limits are hit

Reported by: abeham Owned by:
Priority: medium Milestone: HeuristicLab 3.3.17
Component: Problems.DataAnalysis.Symbolic.Regression Version:
Keywords: Cc:

Description

The tree simplifier shows node impacts as the difference in R2 when the node is replaced by a constant. This impact is calculated without taking the estimation limits into account.

Attachments (3)

node-impact-pre.png (64.6 KB) - added by abeham 10 months ago.
Screenshot showing the computed node impact
node-impact-post.png (55.6 KB) - added by abeham 10 months ago.
Screenshot showing the model after the node has been replaced by a constant
SymbolicRegressionSolution.hl (3.2 MB) - added by abeham 10 months ago.
The data analysis solution file

Change History (4)

Changed 10 months ago by abeham

Screenshot showing the computed node impact

Changed 10 months ago by abeham

Screenshot showing the model after the node has been replaced by a constant

Changed 10 months ago by abeham

The data analysis solution file

comment:1 Changed 9 months ago by gkronber

  • Milestone changed from HeuristicLab 3.3.16 to HeuristicLab 3.3.17
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