Method of speech recognition

Details Method of speech recognition Method of speech recognition

1991-10-21

1993-06-15

Kemeny, Emanuel S.

Electrical audio signal processing systems and devices

One-way audio signal program distribution

Public address system

G10L 500

Patent

active

052206092

ABSTRACT:
A method of speech recognition includes the steps of predetermining a series of parameters a.sub.1, a.sub.2, . . . , a.sub.J representative of standard patterns of speeches of preset words, where the letter J denotes a predetermined natural number; deriving parameters x.sub.i representative of data of respective frames of an input signal, the adscript i denotes a frame number; calculating similarities d.sub.j.sup.(i) between the parameters a.sub.j and the parameters x.sub.i, where j=1, 2, . . . , J; calculating parameters R.sub.j.sup.(i) for the respective preset words by referring to the following recurrence formulas:

REFERENCES:
patent: 3816722 (1974-06-01), Sakoe
Kimura, et al., "A Telephone Speech Recognition System etc.," Proc. of ICASSP, Dallas, 1987, pp. 1175-1178.

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