Opened 14 years ago
Last modified 12 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 14 years ago by gkronber
- Version changed from 3.3.1 to branch
comment:2 Changed 14 years ago by gkronber
- Priority changed from low to high
comment:3 Changed 14 years ago by gkronber
transformation command has been added with r6133:6134 within ticket #1471.
comment:4 Changed 13 years ago by gkronber
- Status changed from new to accepted
comment:5 Changed 13 years ago by gkronber
- Owner changed from gkronber to mkommend
- Status changed from accepted to reviewing
comment:6 Changed 13 years ago by mkommend
- Component changed from Problems.DataAnalysis to DataImporter
comment:7 Changed 12 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 12 years ago by gkronber
- Milestone changed from HeuristicLab 3.3.x Backlog to HeuristicLab.DataImporter 1.0.1
comment:9 Changed 12 years ago by gkronber
- Priority changed from high to low
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Related to #1471.