WAVELET, a MATLAB library which contains some utilities for computations involving wavelets.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
WAVELET is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version.
HAAR, a MATLAB library which computes the Haar transform of data.
SFTPACK, a MATLAB library which implements the "slow" Fourier transform, intended as a teaching tool and comparison with the fast Fourier transform.
SINE_TRANSFORM, a MATLAB library which demonstrates some simple properties of the discrete sine transform.
WALSH, a MATLAB library which implements versions of the Walsh and Haar transforms.