nnmiss: Auxiliary function for knn imputation
Description
This function is required to perform k-nn imputation.
Usage
nnmiss(x, xmiss, ismiss, xnom, K = 1)
Arguments
x
A submatrix of complete rows from original matrix
xmiss
A row with a missing value
ismiss
A vector that indicates whether a value in xmiss is missing or not
xnom
A vector with indexes of nominal variables
K
The number of neighbors to use