[R] RE: Ordinal data - Regression Trees & Proportional Odds

[Andreas Christmann]

 >>> 1. RE: Ordinal data - Regression Trees  & Proportional Odds
       (Liaw, Andy)

 > AFAIK there's no implementation (or description) of tree algorithm
 > that handles ordinal response.
 >

Regression trees with an ordinal response variable can be computed with 
SPSS Answer Tree 3.0.

Andreas Christmann
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Andreas Christmann
University of Dortmund
Department of Statistics
44221 Dortmund
Germany
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