Kalman-EM Algorithm for Dereverberation

B. Schwartz, S. Gannot, and E. A. P. Habets, “Online speech dereverberation using Kalman filter and EM algorithm,” Accepted for publication, IEEE Trans. on Audio, Speech, and Language Processing, Nov. 2014.

 

SOURCE

CLEAN

REVERB

RKEMD

Static, 480ms, Male

Static, 630ms, Female

Static, 940ms, Female

Static, 940ms, Male

Static, Noisy, RSNR 5dB, 940ms, Male

Dynamic, 750ms, David. The speaker is standing (0-8 sec), walking to a different point (8-16.5 sec), and finally sitting down (16.5-22.6 sec).

Dynamic, 750ms, Rafael. The speaker is standing (0-9 sec), then turning his head and speaking to the opposite direction (9-19.3 sec).

Dynamic, 750ms, Merav. Dynamic, 750ms, Merav. The speaker is standing (0-7 sec), walking to a different point (7-15 sec), and finally sitting down(15-26 sec).

Dynamic, 750ms, Michal. The speaker is sitting (0-9 sec), then turning her head and speaking to the opposite direction (9-20 sec).

Dynamic, 750ms, Rafael. The speaker is standing (0-11 sec), walking to a different point (11-19 sec), then standing in place (19-29 sec).