% LTFAT - Simple auditory processing
% Peter L. SĂ¸ndergaard, 2011 - 2013
% SEMIAUDPLOT - 2D plot on auditory scale.
% Auditory scales
% AUDTOFREQ - Auditory unit to frequency conversion.
% FREQTOAUD - Frequency to auditory unit conversion.
% AUDSPACE - Auditory unit spaced vector
% AUDSPACEBW - Auditory unit spaced vector by equal bandwidth.
% ERBTOFREQ - Erb scale to frequency conversion.
% FREQTOERB - Frequency to erb scale conversion.
% ERBSPACE - Equidistant points on the erb scale.
% ERBSPACEBW - Equidistant points by equal bandwidth.
% AUDFILTBW - Bandwidth of audiory filters.
% Range compression
% RANGECOMPRESS - Compress range of signal (mu-law etc).
% RANGEEXPAND - Expand range of signal.
% Auditory filters
% GAMMATONEFIR - Gammatone FIR approximation.
% For help, bug reports, suggestions etc. please send email to