PRISMA (version 0.2-5)

corpusToPrisma: Convert tm copus to PRISMA

Description

Converts a tm corpus object to a PRISMA object.

Usage

corpusToPrisma(corpus, alpha = 0.05, skipFeatureCorrelation = FALSE)

Arguments

corpus

a tm corpus

alpha

significance level for the feature tests. If NULL, all features are kept.

skipFeatureCorrelation

should the grouping of features based on correlation analysis be skipped.

Value

prismaData

data object representing the tokenized documents as features x samples matrix.

Examples

if (packageVersion("tm") >= '0.6') {
  data(thesis)
  thesis
  thesis = corpusToPrisma(thesis, NULL, TRUE)
  thesis
}