“At least” operator for combining audio search hits

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United States of America Patent

PATENT NO 9275139
APP PUB NO 20130262124A1
SERIAL NO

13629589

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Abstract

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System and method to search audio data, including: receiving audio data representing speech; receiving a search query related to the audio data; compiling, by use of a processor, the search query into a hierarchy of scored speech recognition sub-searches; searching, by use of a processor, the audio data for speech identified by one or more of the sub-searches to produce hits; and combining, by use of a processor, the hits by use of at least one combination function to provide a composite search score of the audio data. The combination function may include an at-least-M-of-N function that produces a high score when at least M of N function inputs exceed a predetermined threshold value. The composite search score employ a soft time window such as a spline function.

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Patent Owner(s)

Patent OwnerAddress
AURIX LIMITEDMALVERN HILLS SCIENCE PARK WORCESTERSHIRE MALVERN WR14 3SZ

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ponting, Keith Michael Worcestershire, GB 5 70

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