Package org.apache.commons.math3.transform

Implementations of transform methods, including Fast Fourier transforms.

See:
Description

Interface Summary

IFastFourierTransformer	This interface gathers all the FFT algorithms of this library.
RealTransformer	Interface for one-dimensional data sets transformations producing real results.

Class Summary

AbstractFastFourierTransformer	This abstract class is common to all FFT algorithms of this library.
FastCosineTransformer	Implements the Fast Cosine Transform for transformation of one-dimensional real data sets.
FastFourierTransformer	This class allows the computation of a Fast Fourier Transform for all kind (odd or powers of two) orders.
FastHadamardTransformer	Implements the Fast Hadamard Transform (FHT).
FastSineTransformer	Implements the Fast Sine Transform for transformation of one-dimensional real data sets.
TransformUtils	Useful functions for the implementation of various transforms.

Enum Summary

DctNormalization	This enumeration defines the various types of normalizations that can be applied to discrete cosine transforms (DCT).
DftNormalization	This enumeration defines the various types of normalizations that can be applied to discrete Fourier transforms (DFT).
DstNormalization	This enumeration defines the various types of normalizations that can be applied to discrete sine transforms (DST).
TransformType	This enumeration defines the type of transform which is to be computed.

Package org.apache.commons.math3.transform Description

Implementations of transform methods, including Fast Fourier transforms.