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Highlights from
Sprint Race for Fast Butterflies

  • dif_fft(x)Radix-2, Decimation in Frequency (DIF) FFT Computation.
  • fft_it(x)This custom function is an iterative implementation of the
  • fft_it2(x)This custom function is an iterative implementation of the
  • fft_rec(x)This custom function is a recursive implementation of the
  • ger_fft(x)German Style Decimation-In-Time (DIT) radix-2 FFT.
  • ger_fft2(x)German-Style Decimation-In-Time (DIT) radix-2 FFT.
  • radix2fft(x)Radix-2, Decimation-In-Time (DIT), FFT Computation function.
  • radix4fft(x)Radix-4, Decimation-In-Time (DIT), FFT Computation function.
  • splitradixfft(x)Split-Radix, Decimation-In-Time (DIT), FFT Computation function.
  • bench_fft.mFFT benchmark.
  • View all files

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Sprint Race for Fast Butterflies

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30 Jan 2013 (Updated )

Benchmarking of Various FFT Algorithm Implementations Based on Execution Time.

my FFTs.zip
bench_fft.m
dif_fft.m
fft_bench.fig
fft_it.m
fft_it2.m
fft_rec.m
ger_fft.m
ger_fft2.m
radix2fft.m
radix4fft.m
splitradixfft.m

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