search for: transreg

Displaying 3 results from an estimated 3 matches for "transreg".

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2009 Apr 17
1
Monotone Transformation
Hi, I am trying to use R to mimic what I did in SAS. proc transreg data=x ; model identity(GSI)=monotone(group1); output out=d2 pprefix=M; run; Accroding to SAS documentation, the MONOTONE transfomation algorithm comes from (Kruskal 1964, secondary approach to ties). I have tried ace. it does provide some kind of monotone transformation, but it is...
2008 Feb 06
0
kruskal's MONANOVA algorithm
I am trying to obtain the Kruskal (1964) secondary least-squares monotonic transformation of a rank variable given 4 categorical variables in order to obtain optimal transformation for regression. The academic problem assigned is to compare R, SPSS (Conjoint Analysis), and SAS' proc transreg in speed and accuracy. Currently, SAS and SPSS are giving similar results, but R's are quite different. There is something I am misunderstanding about acepackage and/or isoMDS. The data looks like this: Brand Price Life Hazard Rank 1 Goodstone $69.99 60,000 Yes 3 2 Goodstone $69.99...
2007 Feb 10
1
SAS, SPSS Product Comparison Table
...Thanks, Bob Topic SAS Product SPSS Product R Package Advanced Models SAS/STAT SPSS Advanced Models(tm) R Automated Data Preparation None SPSS Data Preparation(tm) None? Automated Forecasting SAS Forecast Studio DecisionTime/WhatIf(tm) None? Basics SAS SPSS Base(tm) R Conjoint Analysis SAS/STAT: Transreg SPSS Conjoint(tm) Acepack? Correspondence Analysis SAS/STAT: Corresp SPSS Categories(tm) Homals, MASS, FactoMineR, ade4, PTAk, ccoresp, vegan, made4,PsychoR Custom Tables Base: Proc Tabulate SPSS Custom Tables(tm) reshape Data Mining Enterprise Miner Clementine Rattle Exact Tests SAS/STAT: various...