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Covariance Updates for Discriminative Training by Constrained Line Search

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Original languageEnglish
Title of host publicationProc. Interspeech
Publication statusPublished - Sep 2008


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.

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ID: 153805