Medi Demos
Seperation of Acoustic Sources

'Adaptive separation of acoustic sources for anechoic conditions: A constrained frequency domain approach'

Note: You need a MP3 player like WinAmp to listen to the sound files.

by Jörn Anemüller and Birger Kollmeier, Speech Communication 39 (2003) pp. 79-95

Moving sources in anechoic environment

Moving speaker source
Standing speaker source
Mixture 1
Mixture 2
Reconstruction 1
Reconstruction 2


Stationary sources in anechoic environment

Erratum: The position of source 2 was described incorrectly in the paper. Source 2 was located at a distance of approx. 2 meter from the microphones on the mid-perpendicular of the microphones (and not 60 degrees to the right, as stated in the paper).

Speaker source 1 (left)
Speaker source 2 (center)
Mixture 1
Mixture 2
Reconstruction 1
Reconstruction 2

Artificially mixed sources

Source 1
Source 2
Mixture 1
Mixture 2
Reconstruction 1
Reconstruction 2

 

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