Opened 7 years ago

Last modified 4 years ago

#1119 reviewing feature request

Box-Cox transformation for data-analysis

Reported by: gkronber Owned by: gkronber
Priority: low Milestone: HeuristicLab.DataImporter 1.0.1
Component: DataImporter Version: branch
Keywords: Cc:

Description

To transform non-normal distributed variables into normally distributed variables (this is necessary for some data-modeling methods).

Change History (9)

comment:1 Changed 7 years ago by gkronber

  • Version changed from 3.3.1 to branch

comment:2 Changed 6 years ago by gkronber

  • Priority changed from low to high

Related to #1471.

comment:3 Changed 6 years ago by gkronber

transformation command has been added with r6133:6134 within ticket #1471.

comment:4 Changed 6 years ago by gkronber

  • Status changed from new to accepted

comment:5 Changed 6 years ago by gkronber

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

comment:6 Changed 6 years ago by mkommend

  • Component changed from Problems.DataAnalysis to DataImporter

comment:7 Changed 5 years ago by mkommend

  • Owner changed from mkommend to gkronber

Reviewed the BoxCoxTransformationCommand and its according view. I found one error in the case that lambda != 0 the scaling term (division by lambda) is missing (reference http://www-stat.stanford.edu/~olshen/manuscripts/selenite/node6.html).

comment:8 Changed 5 years ago by gkronber

  • Milestone changed from HeuristicLab 3.3.x Backlog to HeuristicLab.DataImporter 1.0.1

comment:9 Changed 4 years ago by gkronber

  • Priority changed from high to low
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