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14 lines
575 B
Plaintext
14 lines
575 B
Plaintext
fxt is a library package (coming as C++ source code) containing various
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algorithms for:
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- Fast Fourier Transform (FFT) incl. real-valued,
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- multidimensional and weighted variants.
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- Fast Hartley Transform (FHT)
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- Number Theoretic Transform (NTT), Fast Walsh Transform.
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- Convolution (cyclic, linear and weighted),
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- correlation and power spectrum.
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- Fast Haar Transform, Fast Wavelet Transform
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- Mass storage convolution and fast multiplication routines.
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- Sine- and cosine transform (DCT, DST), Fast Z-Transform (FZT)
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WWW: http://www.jjj.de/fxt/
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