INTERSPEECH 2008
9th Annual Conference of the International Speech Communication Association

Brisbane, Australia
September 22-26, 2008

Covariance Updates for Discriminative Training by Constrained Line Search

Peter Bell, Simon King

University of Edinburgh, UK

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.

Full Paper

Bibliographic reference.  Bell, Peter / King, Simon (2008): "Covariance updates for discriminative training by constrained line search", In INTERSPEECH-2008, 914.