ISSN 0021-3454 (print version)
ISSN 2500-0381 (online version)
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10
Issue
vol 61 / OCTOBER, 2018
Article
UDC 621.391.037.372

TARGET AND NON-TARGET SPEECH SEPARATION USING A DUAL MICROPHONE SYSTEM

M. B. Stolbov
ITMO University, Saint Petersburg, 197101, Russian Federation; Associated professor


M. Y. Tatarnikova
STC-Innovation Ltd., St. Petersburg; Senior Researcher


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Abstract. A practical speech detection method for robust automatic speech recognition is proposed. The method employs a system of two symmetrical microphones oriented in opposite directions. The algorithm of signal processing allows for spatial filtering of speakers.
Keywords: speech activity detection, multi-channel audio, crosstalk