std {ipsfs}

Standard deviation values

Description

Standard deviation of the data set for gaussian membership function

Usage

std(x)

Arguments

x

A data set in the form of document-term matrix

Value

Standard deviation values for individual row of the input data set X.

Examples

x<-matrix(c(12,9,14,11,21,16,15,24,20,17,14,11),nrow=4)
std(x)
#[1] 4.9328829 4.3588989 0.5773503 7.5055535