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Opened 6 years ago

Last modified 5 years ago

#2872 new feature request

New Variable symbol for Symbolic Regression that can handle missing values

Reported by: mkommend Owned by: mkommend
Priority: high Milestone: HeuristicLab 3.3.17
Component: Problems.DataAnalysis.Symbolic Version:
Keywords: Cc:


Similar to factor variables a new variable symbol that returns a constant if no value is present or otherwise the variable value times a weight should be implemented.

 if(var.value is NaN) return c;
 else return var.Value * w;

Necessary steps

  • Implement symbol and adapt interpreters
  • Include and update grammars
  • Adapt constants optimization
  • Unit test
  • New rules for model simplification

Change History (1)

comment:1 Changed 5 years ago by gkronber

  • Milestone changed from HeuristicLab 3.3.16 to HeuristicLab 3.3.17
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