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)

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