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comparison fft/test.html @ 4:fcb64e4b8393

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author Chris Cannam
date Mon, 05 Oct 2015 11:30:11 +0100
parents b3243c84ccb3
children 47f08ebded06
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3:b3243c84ccb3 4:fcb64e4b8393
36 <h3>Notes</h3> 36 <h3>Notes</h3>
37 37
38 <ul> 38 <ul>
39 <li><b>Nayuki</b>: in-place single-precision complex-complex</li> 39 <li><b>Nayuki</b>: in-place single-precision complex-complex</li>
40 <li><b>Nockert</b>: double-precision real-complex</li> 40 <li><b>Nockert</b>: double-precision real-complex</li>
41 <li><b>Nayuki</b>: double-precision complex-complex (forward transform is scaled)</li> 41 <li><b>Nayuki</b>: double-precision complex-complex. Forward transform is scaled and I've scaled it back again here, which may introduce rounding error.</li>
42 </ul> 42 </ul>
43 43
44 <h3>Rationale</h3> 44 <h3>Rationale</h3>
45 45
46 <p>If 2150 iterations of real-to-complex FFT of size 2048 takes less 46 <p>If 2150 iterations of real-to-complex FFT of size 2048 takes less