measure(ment),16-3-H92-1016,ak | modifications combined to reduce the <term> | speech recognition word and sentence error rates | </term> by a factor of 2.5 and 1.6 , respectively | #23725 Together with the use of a larger training set, these modifications combined to reduce the speech recognition word and sentence error rates by a factor of 2.5 and 1.6, respectively, on the October '91 test set. |