wavelet_test

wavelet_test, an Octave code which calls wavelet(), which implements utilities for computations involving wavelets.

Licensing:

The computer code and data files described and made available on this web page are distributed under the MIT license

Related Data and Programs:

wavelet, an Octave code which does some simple calculations with wavelet transforms;

Source Code:

wavelet_test.m, calls all the tests.
wavelet_test.sh, runs all the tests.
wavelet_test.txt, the output file.

wavelet_test01.m, tests DAUB2_TRANSFORM and DAUB2_TRANSFORM_INVERSE.
wavelet_test02.m, tests DAUB4_TRANSFORM and DAUB4_TRANSFORM_INVERSE.
wavelet_test03.m, tests DAUB6_TRANSFORM and DAUB6_TRANSFORM_INVERSE.
wavelet_test04.m, tests DAUB8_TRANSFORM and DAUB8_TRANSFORM_INVERSE.
wavelet_test05.m, tests DAUB10_TRANSFORM and DAUB10_TRANSFORM_INVERSE.
wavelet_test06.m, tests DAUB12_TRANSFORM and DAUB12_TRANSFORM_INVERSE.
wavelet_test07.m, tests DAUB14_TRANSFORM and DAUB14_TRANSFORM_INVERSE.
wavelet_test08.m, tests DAUB16_TRANSFORM and DAUB16_TRANSFORM_INVERSE.
wavelet_test09.m, tests DAUB18_TRANSFORM and DAUB18_TRANSFORM_INVERSE.
wavelet_test10.m, tests DAUB20_TRANSFORM and DAUB20_TRANSFORM_INVERSE.
wavelet_test11.m, tests DAUB*_MATRIX.
wavelet_test12.m, tests DAUB*_SCALE.

cascade_test.m, a sample calling program for the CASCADE algorithm.
cascade_test01.m, compares 5 one step cascades and one five-step cascade.
cascade_test01.png, an image of the results.
cascade_test02.m, approximates a scaling function using multiple cascades.
cascade_test02.png, an image of the results.
cascade_test03.m, approximates a wavelet using multiple cascades.
cascade_test03.png, an image of the results.

Functions such as DAUB4_SCALE_PLOT can plot a scaling function approximated using a given recursion level N. Typically a value of N = 4 or 5 is enough.

Last revised on 26 April 2023.