MRPP-package: Multiresponse permutation procedure and its variable...

Description Details Author(s) References Examples

Description

Implements multiresponse permutation procedure (MRPP), variable importance measure for MRPP, and backward variable selection procedures for the MRPP, applicable to high dimensional data.

Details

Package: MRPP
Type: Package
Version: 1.0-321
Date: 2013-11-17
License: GPL version 2 or newer
LazyLoad: yes

Author(s)

Long Qu

Maintainer: Long Qu <[email protected]>

References

Long Qu, Dan Nettleton, and Jack C. M. Dekkers. Relative Variable Importance and Backward Variable Selection for the Multiresponse Permutation Procedure, with Applications to High Dimensional Genomic Data. (Manuscript under review)

Examples

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set.seed(2340)
x=matrix(rnorm(20*5),20)
trt=gl(2,10)
nparts( table(trt))		## 92378 partitions =  choose(20,10)/2
urand.bigz(0,seed=1032940L) # init seed
pmat=permuteTrt(trt, 5e2L)		## use 500 random permutations
mrpp.test(dist(x), trt, permutedTrt=pmat, wtmethod=0 ) ## MRPP for all variables

## Not run: 
mrppBVS(x, pmat) ## backward selection of variables
mrppBVS.test(x, pmat) ## nested permutation test with backward variable selection
smrpp.test(x, trt, permutedTrt=pmat, wtmethod=0 ) 

## End(Not run)

MRPP documentation built on May 2, 2019, 4:46 p.m.