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Opened 14 years ago

Closed 14 years ago

#1383 closed defect (done)

Thresholds are not optimally set in classification solutions

Reported by: mkommend Owned by: gkronber
Priority: highest Milestone: HeuristicLab 3.3.3
Component: ZZZ OBSOLETE: Problems.DataAnalysis.Classification Version: 3.3.3
Keywords: Cc:

Description


Change History (15)

comment:1 Changed 14 years ago by mkommend

  • Status changed from new to accepted

comment:2 Changed 14 years ago by mkommend

  • Owner changed from mkommend to gkronber
  • Status changed from accepted to reviewing

Corrected calculation of thresholds in SymbolicClassificationSolutions with r5319.

comment:3 Changed 14 years ago by gkronber

Minor bug fix in SymbolicClassificationSolution with r5321.

comment:4 Changed 14 years ago by gkronber

Reverted unwanted change with r5323.

comment:5 Changed 14 years ago by gkronber

  • Owner changed from gkronber to swagner
  • Status changed from reviewing to readytorelease

Reviewed and tested changeset r5319.

comment:6 Changed 14 years ago by mkommend

  • Owner changed from swagner to mkommend
  • Status changed from readytorelease to assigned

comment:7 Changed 14 years ago by mkommend

  • Status changed from assigned to accepted

The thresholds should be calculated to maximize the border between the class values.

comment:8 Changed 14 years ago by mkommend

Corrected thresholds classification to maximize the borders between the classes according to the misclassification matrix with r5332.

comment:9 Changed 14 years ago by gkronber

  • Owner changed from mkommend to gkronber
  • Status changed from accepted to reviewing

comment:10 Changed 14 years ago by gkronber

Reviewed r5332. Looks OK but not 100% sure.

comment:11 Changed 14 years ago by mkommend

  • Owner changed from gkronber to mkommend
  • Status changed from reviewing to assigned

comment:12 Changed 14 years ago by mkommend

  • Status changed from assigned to accepted

comment:13 Changed 14 years ago by mkommend

  • Owner changed from mkommend to gkronber
  • Status changed from accepted to reviewing

Corrected minor flaw regarding equal classification scores during the calculation of the optimal thresholds with r5341.

comment:14 Changed 14 years ago by gkronber

  • Status changed from reviewing to readytorelease

Reviewed r5341.

comment:15 Changed 14 years ago by mkommend

  • Resolution set to done
  • Status changed from readytorelease to closed
  • Version changed from 3.3.2 to 3.3.3
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