Covariance updates for discriminative training by constrained line search
Peter Bell, Simon King
We investigate the recent Constrained Line Search algorithm for discriminative training of HMMs and propose an alternative formula for variance update. We compare the method to standard techniques on a phone recognition task.
@inproceedings{bell08b_interspeech,
title = {Covariance updates for discriminative training by constrained line search},
author = {Peter Bell and Simon King},
year = {2008},
booktitle = {Interspeech 2008},
pages = {914},
issn = {2958-1796},
}
Cite as: Bell, P., King, S. (2008) Covariance updates for discriminative training by constrained line search. Proc. Interspeech 2008, 914