Stone Studio

The Truth About the JFK Assassination. Signal Processing Tells The Story.
President John F Kennedy was assassinated in Dallas in November of 1963. Although an investigation soon concluded that only one gunman, Lee Harvey Oswald, shot at President Kennedy, there is a community of skeptics that exist to this day who think that there was [...]

COLEA: A software tool for speech analysis
PESQ and other objective measures for evaluating quality of speech processed by noise suppression algorithms [composite.zip]
            Relevant references:

Quality Assessment:   Hu, Y. and Loizou, P. (2008). “Evaluation of objective quality measures for speech enhancement,” IEEE Transactions on Speech and Audio Processing, 16(1), 229-238.

Intelligibility Assessment:  Ma, J., Hu, Y. [...]

Modulation-spectrum Audio Coding In MATLAB
Modulation spectrum is emerging as a novel sound representation which has found applications in both ASR as well as most recently in audio coding. During my visit at IDIAP, Prof. Hermansky introduced me to the topic referencing a paper by M. Vinton and L. Atlas on modulation spectrum audio coding [