SPECTUTILS, AN AUDIO SIGNAL ANALYSIS AND VISUALIZATION TOOLKIT FOR GNU OCTAVE TEMPLATES FOR DAFX-08, FINLAND, FRANCE TEMPLATES FOR DAFX04, NAPLES, ITALY

Spectutils is a GNU Octave toolkit for analyzing and visualizing audio signals. Spectutils allows to display oscillograms, FFT spectrograms as well as pitch detection graphs. Spectutils can best be characterized as a user interface for GNU Octave, which integrates signal analysis and visualization functionality into dedicated function calls. Therefore, signal analysis with Spectu- tils requires little or no prior knowledge of Octave or MATLAB programming.