IEEE - Institute of Electrical and Electronics Engineers, Inc. - Tying rotations of covariance matrices via riemannian subspace clustering

ICASSP 2013 - IEEE International Conference on Acoustics, Speech and Signal Processing

Author(s): Yusuke Shinohara
Publisher: IEEE - Institute of Electrical and Electronics Engineers, Inc.
Publication Date: 1 May 2013
Conference Location: Vancouver, BC, Canada
Conference Date: 26 May 2013
Page(s): 7,000 - 7,004
ISBN (Electronic): 978-1-4799-0356-6
ISSN (Paper): 1520-6149
DOI: 10.1109/ICASSP.2013.6639019
Regular:

The use of full covariance matrices in acoustic modeling is getting popular, but its huge computational burden in likelihood calculation is a major issue. Semi-tied covariance matrices are... View More

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