Very creative usage of blkdiag in collaboration with conv2. I prefer nnz over "any" for speed and compactness.
Remove all the words that end with "ain"
Vectorizing, too easy or too hard?
Find the maximum two numbers of every column of a matrix
Cumulative maximum of an array
How many figures currently exist?
List of built-in demo images
Find the maximal cliques in an undirected graph
Triangular matrices in 3D array
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