Cody

Problem 930. 1D DCT-II transform.

Solution 1661045

Submitted on 28 Oct 2018 by William
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Test Suite

Test Status Code Input and Output
1   Pass
x = eye(4); y = mydct(mydct(x)); y_corr = eye(4); assert( norm( y_corr(:) - y(:)) < 1e-10 );

2   Pass
x = 10; y = mydct(mydct(x)); y_corr = 10; assert( norm( y_corr(:) - y(:)) < 1e-10 );

3   Pass
x = [1 0]; y = mydct(x); y_corr = sqrt(2)/2*[1;1]; assert( norm( y_corr(:) - y(:)) < 1e-10 );

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