Functions > Transforms and Filters > Local Cosine Transforms
Local Cosine Transforms
cpt(a, n)—Returns the n level local cosine packet table for the data array a, using the default trig data taper function.
a is a vector whose length is divisible by 2(n+1). Alternatively, a is a matrix whose row and column lengths are divisible by 2(n+1).
n is an integer.
Was this helpful?