% Wavelet Toolbox (Uvi_Wave) % Version 3.0 1-Jun-96 % Copyright 1996, Universidad de Vigo % ftp server: ftp.tsc.uvigo.es % % Wavelet Transform. % wt - One dimensional Wavelet Transform % iwt - Inverse one dimensional Wavelet Transform % wt2d - Two dimensional Wavelet Transform % iwt2d - Inverse two dimensional Wavelet Transform % wtmethod - Wavelet subband alignment method selection % format2d - Script about the output format for 2D wavelet % % Multiresolution Analysis. % nssffb - Non sub-sampled wavelet FIR filter bank % inssffb - Inverse non sub-sampled wavelet FIR filter bank % nss2d - 2D non sub-sampled wavelet FIR filter bank % inss2d - Inverse 2D non sub-sampled wavelet FIR filter bank % aprox - One dimensional multiresolution approximation signal % detail - One dimensional multiresolution detail signal % multires - Full one dimensional multiresolution analysis % mres2d - 2D multiresolution approximation/detail image % wavelet - Wavelet and scale functions calculation % % Filter Generation. % wspline - Spline biorthogonal filters generation % daub - Daubechies orthogonal filters generation % maxflatt - Maximally flat orthogonal filters % symlets - Least-asymmetric Daubechies orthogonal filters % lemarie - Battle-Lemarie orthogonal filters % remezflt - Remez orthogonal wavelet filters generation % % Regularity estimation functions. % tempreg - Holder regularity index based on a time approach % specreg - Regularity estimate based on the spectrum % regdaub - Holder regularity estimate for Daubechies' filters % % Subband Processing Utilities. % bandsite - Wavelet subband localization % bandext - Wavelet subband extraction % bandins - Wavelet subband insertion % bandmax - Wavelet subband maxima extraction % elmin - Wavelet transform minima deletion % localext - Wavelet transform local limits extraction % center - Wavelet subband alignment calculation % wtcenter - Wavelet subband methodical alignment calculation % wvltsize - Wavelet transform size calculation % maxrsize - Inverse wavelet transform size calculation % siteband - Wavelet Packet subband localization % extband - Wavelet Packet subband extraction % insband - Wavelet Packet subband insertion % % Scalogram. % morletw - Morlet Wavelet calculation % scalog - Scalogram calculation % srf - 3D representation of a surface % % Wavelet Packet Transform. % wpk - Direct Wavelet Packet Transform % iwpk - Inverse Wavelet Packet Transform % wavepack - Wavelet Packet functions calculation % wpk2d - Direct Two Dimensional Wavelet Packet Transform % iwpk2d - Inverse 2D Wavelet Packet Transform % pruneadd - Tree pruning algorithm for additive costs % prunenon - Pruning algorithm for non-additive costs % growadd - Tree growth algorithm for additive costs % grownon - Growth algorithm for non-additive costs % prune2d - Quadtree pruning algorithm for additive costs % lpenerg - Energy with l^p norm % shanent - Shannon entropy of the coefficients % logenerg - 'Log energy' functional % cwent - Coifman-Wickerhauser entropy of the coefficients % weaklp - Weak l^p norm % cmparea - Compression area with squared coefficients % cmpnum - Compression number % % Wavelet Packet Utilities. % chformat - Changes the format of basis and/or reorder the coefficients % coefext - Extracts the coefficients corresponding to a certain basis % band2idx - Level and node in the tree for each basis vector element % basis - Script about the basis formats % % Viewing Utilities. % show - 2D image viewing with brightening scaling % bandadj - 2D wavelet transform subband bright normalization % nrm - Specific normalization process for bandadj % split - Multi-plot matrix splitting % isplit - One dimensional wavelet transform subband split % discplot - Discrete-style one dimensional plot % tfplot - Time-frequency plane tiling of 1D transforms % tree - Decomposition tree for 1D wavelet or wavelet packet % band2d - Subband partition for 2D transforms % % Demo programs. % genimg - Generation of a set of 11 different test images % wtdemo - Menu for all the available demos % wt___dmo - Demo on some 1D wavelet transform capabilities % wt2d_dmo - Menu for 2D wavelet transform demos % wvt2ddmo - Demo on some 2D wavelet capabilities % fmt2ddmo - Demo on the output format for 2D wavelet transform % mrs__dmo - Demo on 1D / 2D multiresolution analysis % flds_dmo - Menu for filter design demos % flt_dmo.m - Submenu for the available filter families % daub_dmo - Demo on orthogonal Daubechies' filters generation % wspl_dmo - Demo on biorthogonal spline wavelets % syml_dmo - Demo on 'Symlet' filters % flat_dmo - Demo on maximally flat wavelet filters % btlmrdmo - Demo on Battle-Lemarie filters % remezdmo - Demo on Remez wavelet filters % reg__dmo - Demo on regularity estimates % scaldmo - Demo of the scalogram % wpkdmo - Menu for 1D wavelet packet transform demos % formatdm - Demo on the formats of the wavelet packet basis % wp_dmo - Demo on some 1D wavelet packet transform capabilities % basisdmo - Demo on 1D tree search algorithms % wpk2ddmo - Menu for 2D wavelet packet transform demos % wp2d_dmo - Demo on some 2D WP transform capabilities % bas2ddmo - Demo on Coifman-Wickerhauser basis selection algorithm for 2D % gnimgdmo - Shows images generated by genimg % % Copyright 1996, Universidad de Vigo % All rights reserved.