The function you are trying to use here is part of the Signal Processing Toolbox, which is not available on Cody. However, you might find another way of implementing your idea in core MATLAB without that specific function.
The Tower of Hanoi
Filter values in a vector
Numbers with prime factors 2, 3 and 5.
Inhomogenous Depth Scale Interpolation
Back to basics 24 - Symbolic variables
Guess the number I'm thinking of
Seemingly impossible problem
Arrange the names in alphabetical order (1)
Code breaker, Part II: Operation Orthos
Anyone for tennis? Your chances of winning a (standard) game
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