Syntax: @demean(A)
Argument: vector or matrix, A
Return: vector or matrix
Returns a copy of vector or matrix A translated to have a mean of zero. Example:
matrix m = @mrnd(10,10)
@mean(m)
matrix dm = @demean(m)
@mean(dm)
Matrix m has mean approximately equal to 0.5 whereas demeaned matrix dm has mean approximately equal to 0.