Tessero\ScipyFft · TesseroPHP

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apply static

apply(string $name, mixed ...$args): mixed

Call a function by its SciPy/NumPy name: ScipyFft::apply('log_ndtr', $x).

dct static

dct(mixed $x, mixed $type = 2, mixed $n = null, mixed $axis = -1, mixed $norm = null): mixed

Discrete cosine transform, types 2/3, norm='backward' (scipy.fft.dct).

dctn static

dctn(mixed $x, mixed $type = 2, mixed $s = null, mixed $axes = null, mixed $norm = null): mixed

n-D discrete cosine transform over a 2-D array, types 2/3 (scipy.fft.dctn).

dst static

dst(mixed $x, mixed $type = 2, mixed $n = null, mixed $axis = -1, mixed $norm = null): mixed

Discrete sine transform, types 2/3, norm='backward' (scipy.fft.dst).

dstn static

dstn(mixed $x, mixed $type = 2, mixed $s = null, mixed $axes = null, mixed $norm = null): mixed

n-D discrete sine transform over a 2-D array, types 2/3 (scipy.fft.dstn).

fht static

fht(mixed $a, mixed $dln, mixed $mu, mixed $offset = 0, mixed $bias = 0): mixed

Fast Hankel transform via the FFTLog algorithm (scipy.fft.fht).

fhtoffset static

fhtoffset(mixed $dln, mixed $mu, mixed $initial = 0, mixed $bias = 0): mixed

Optimal low-ringing offset for fht (scipy.fft.fhtoffset).

idct static

idct(mixed $x, mixed $type = 2, mixed $n = null, mixed $axis = -1, mixed $norm = null): mixed

Inverse discrete cosine transform, types 2/3, norm='backward' (scipy.fft.idct).

idctn static

idctn(mixed $x, mixed $type = 2, mixed $s = null, mixed $axes = null, mixed $norm = null): mixed

n-D inverse discrete cosine transform over a 2-D array (scipy.fft.idctn).

idst static

idst(mixed $x, mixed $type = 2, mixed $n = null, mixed $axis = -1, mixed $norm = null): mixed

Inverse discrete sine transform, types 2/3, norm='backward' (scipy.fft.idst).

idstn static

idstn(mixed $x, mixed $type = 2, mixed $s = null, mixed $axes = null, mixed $norm = null): mixed

n-D inverse discrete sine transform over a 2-D array (scipy.fft.idstn).

ifht static

ifht(mixed $A, mixed $dln, mixed $mu, mixed $offset = 0, mixed $bias = 0): mixed

Inverse fast Hankel transform (scipy.fft.ifht).