METHOD OF SPEAKER-INDEPENDENT RECOGNITION OF KEY WORDS IN SPEECH Russian patent published in 2007 - IPC G10L15/10 

Abstract RU 2294024 C2

FIELD: data control and processing systems.

SUBSTANCE: according to method, flow of speech is subject to segmenting, selected separate words are sent in turn for two-step processing of speech signal. At first stage, the most probable candidates of standards are chosen for word to be analyzed; at second stage the most probable alternative of selected candidates is chosen. Results of recognition of speech signals are subject to analysis followed by decision making. Analysis and processing of speech signal are made within frequency-time area presented by means of wavelet transform.

EFFECT: higher speed of operation; reliability of results of analysis.

3 cl, 2 dwg

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RU 2 294 024 C2

Authors

Polkov Andrej Anatol'Evich

Minjaev Andrej Aleksandrovich

Jakovlev Vadim Lavrovich

Ivanov Vladimir Alekseevich

Dates

2007-02-20Published

2005-04-18Filed