Opened 5 weeks ago

Last modified 2 weeks 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 5 weeks ago.
Screenshot showing the computed node impact
node-impact-post.png (55.6 KB) - added by abeham 5 weeks ago.
Screenshot showing the model after the node has been replaced by a constant
SymbolicRegressionSolution.hl (3.2 MB) - added by abeham 5 weeks ago.
The data analysis solution file

Change History (4)

Changed 5 weeks ago by abeham

Screenshot showing the computed node impact

Changed 5 weeks ago by abeham

Screenshot showing the model after the node has been replaced by a constant

Changed 5 weeks ago by abeham

The data analysis solution file

comment:1 Changed 2 weeks ago by gkronber

  • Milestone changed from HeuristicLab 3.3.16 to HeuristicLab 3.3.17
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