RankingWelchT {GeneSelector} | R Documentation |
Performs univariate (rowwise) Welch tests on a gene expression matrix. The Welch t statistic is a better alternative to the 'ordinary' t statistic in the two sample, unequal variances setting.
RankingWelchT(x, y, type = "unpaired", pvalues = TRUE, gene.names = NULL, ...)
x |
A |
y |
If |
type |
Only the two sample case, |
pvalues |
Should p-values be computed ? Default is |
gene.names |
An optional vector of gene names. |
... |
Currenly unused argument. |
An object of class GeneRanking.
Martin Slawski
Anne-Laure Boulesteix
RepeatRanking, RankingTstat, RankingFC, RankingWilcoxon, RankingBaldiLong, RankingFoxDimmic, RankingLimma, RankingEbam, RankingWilcEbam, RankingSam, RankingShrinkageT, RankingSoftthresholdT, RankingPermutation
## Load toy gene expression data data(toydata) ### class labels yy <- toydata[1,] ### gene expression xx <- toydata[-1,] ### run RankingWelch welchT <- RankingWelchT(xx, yy, type="unpaired")