Directional Segmentation of Stereo Audio via Best Basis Search of Complex Wavelet Packets
Jeremy Wells

Paper

Matlab Code
This code is for descrptive purpose only and is not intended to be used as fully tested or functioning software. It can be downloaded as a .zip file by clicking on the above link.

Audio Files

There are three sets of audio files to download (as .zip files). Each one contains 49 files:

The stereo mixture (1)
12 x 4 separations (the labelling of the audio files corresponds to Tables 1-3) 

Instrument Mixture  (original instrument recordings from http://auralization.tkk.fi/node/17/)

Speech  Mixture

Percussion  Mixture