Directional sparse filtering for blind speech separation.

MATLAB Code of the following paper:

K. Watcharasupat, A. H. T. Nguyen, C.-H. Ooi, and A. W. H. Khong, "Directional Sparse Filtering using Weighted Lehmer Mean for Blind Separation of Unbalanced Speech Mixtures," to be presented at the 2021 IEEE International Conference on Acoustics, Speech and Signal Processing.

A. H. T. Nguyen, V. G. Reju, and A. W. H. Khong, “Directional Sparse Filtering for Blind Estimation of Under-determined Complex-valued Mixing Matrices,” IEEE Transactions on Signal Processing, vol. 68, pp. 1990-2003, Mar. 2020.

Usage

1. Compile the mex files for minFunc by running ./lib/minFunc/mexAll.m
2. Run ./DEMO_TSP2020/DEMO_speech_separation.m or ./DEMO_ICASSP2021/DEMO_speech_separation_lehmer.m to separate some SISEC2011 mixtures
3. (Optionally) Edit the demos separate your own mixtures.