getLWargs {crank}R Documentation

Get the information about a matrix of ranks.

Description

Get the information required for imputing missing ranks.

Usage

 getLWargs(x)

Arguments

x A matrix of ranks, usually containing missing values.

Details

getLWargs calculates the information required for fillArows and fillArow to impute the missing ranks in a matrix.

Value

A list containing the following:

ranksums The column sums of the complete rows of the matrix.
Arows The indices of the row(s) with the minimal number of missing values.
nArows The number of Arows.
Brows The indices of the complete rows.

Author(s)

Jim Lemon

See Also

listBuilder

Examples

 # The first example matrix from Lim and Wolfe (2002)
 lwmat<-matrix(c(3,1,2,4,NA,2,1,NA,2,NA,1,NA),nrow=3,byrow=TRUE) 
 getLWargs(lwmat)

[Package crank version 1.0 Index]