Time Expansion - MATLAB Cody - MATLAB Central

Problem 2228. Time Expansion

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How can you slow down any discrete-time signal?

Example

Input original signal x.

 x = [1 2 3 -1 -2 -5 -4]

We want to slow down n=3 times original signal. Output signal must be like y.

 y = [1 0 0 2 0 0 3 0 0 -1 0 0 -2 0 0 -5 0 0 -4]
Solve

Solution Stats

36.16% Correct | 63.84% Incorrect
Last Solution submitted on Jul 15, 2025

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signal processing vector

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