Non-dialogue-based and dialogue-based learning apparatus by substituting for uttered words undefined in a dictionary with word-graphs comprising of words defined in the dictionary

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United States of America Patent

PATENT NO 8868410
APP PUB NO 20100250241A1
SERIAL NO

12675381

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Abstract

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The invention provides a dialogue-based learning apparatus through dialogue with users comprising: a speech input unit (10) for inputting speeches; a speech recognition unit (20) for recognizing the input speech; and a behavior and dialogue controller (30) for controlling behaviors and dialogues according to speech recognition results, wherein the behavior and dialogue controller (30) has a topic recognition expert (34) to memorise contents of utterances and to retrieve the topic that best matches the speech recognition results, and a mode switching expert (35) to control mode switching in accordance with a user utterance, wherein the mode switching expert switches modes in accordance with a user utterance, wherein the topic recognition expert registers a plurality words in the utterance as topics in first mode, performs searches from among the registered topics, and selects the maximum likelihood topic in second mode. Finally for every uttered word which is not found in a predetermined dictionary, it substitutes the said word with a word-graph comprising of either a known or a combination of known words in the said dictionary.

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Patent Owner(s)

  • HONDA MOTOR CO., LTD.;NATIONAL INSTITUTE OF INFORMATION AND COMMUNICATIONS TECHNOLOGY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Funakoshi, Kotaro Saitama, JP 18 788
Iwahashi, Naoto Tokyo, JP 29 921
Kimura, Noriyuki Tokyo, JP 96 1898
Nakano, Mikio Saitama, JP 34 1046

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