Count Column Elements in a Matrix
136848
Find the number of nonzero elements
152670
Count Elements in Image
60555
How to count occurrences of a column value efficiently in SQL?
85635
Matrix addition in awk
82102
Extracting matrix rows when one of its elements is part of a list (without a loop)
138610
How do I divide the columns of a matrix by the sum of its elements?
134698
Number of columns
763
Horizontal enumeration in multiple columns
91938
Countable Matrix Representation
124972
How to count specific items in column?
106247
Count number of rows with conditions met in two columns
56436
Creating co-occurrence matrix
27582
How do I iterate through each element in an n-dimensional matrix in MATLAB?
4214
Removing rows and columns from MATLAB matrix quickly
29168
Counting the occurrences / frequency of array elements
123925
Grabbing the independent columns of a matrix A
81713
How to add an extra column to a current matrix (list)?