SPEECH RECOGNITION METHOD BASED ON TWO-LEVEL MORPHOPHONEMIC PREFIX GRAPH Russian patent published in 2016 - IPC G10L15/00 

Abstract RU 2597498 C1

FIELD: electronics.

SUBSTANCE: invention relates to speech recognition. Speech recognition method comprises steps of: receiving a speech signal, processing speech signal, selecting, in normalised spectrum, pauses, noise and sound signals, identifying and converting speech signal, determining presence/absence therein of acoustic features of speech signal, determining probability of all phoneme conditions, processing recognition hypothesis, comparing parameters of recognition hypothesis, syntactical matching of hypothesis, generating recognition result, converting recognition results of all segments of speech signal, outputting speech signal in form of connected text.

EFFECT: technical result is reducing amount of memory elements, needed to store a preset dictionary, and reduced complexity of computer recognition process.

1 cl, 5 dwg, 2 tbl

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RU 2 597 498 C1

Authors

Ronzhin Andrej Leonidovich

Karpov Aleksej Anatolevich

Dates

2016-09-10Published

2015-03-31Filed