matrixZ1: The binary indicator matrix for matrixW1
Description
The binary matrix indicating whether each entry of
loading matrix W1 is non-zero. For example, matrixZ1[g,k]=1 indicates
that matrixW1[g,k] is non-zero, and vice versa. Dim(matrixZ1)=G1*K.format
The format is:
num [1:30, 1:10] 0 0 1 0 0 1 0 0 0 0 ...