Calculate the mean of corner elements of a matrix.
e.g. a=[1 2 3;
4 5 6;
7 8 9;]
Mean = (1+3+7+9)/4 = 5
Remove NaN ?
Find out total non zero element of matrix
Produce a cosine wave
Best Fit RMS
Matrix rotation as per given angle
User defined nextpow function
Back to basics - array operations
Find supported functions
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