Question answering system-based generation of distractors using machine learning

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United States of America Patent

PATENT NO 9684876
SERIAL NO

14672286

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Generating distractors for text-based MCT items. An MCT item stem is received. The stem is transmitted to a QA system and a plurality of candidate answers related to the stem is received from the QA system. Incorrect answers in the plurality of candidate answers are identified. Textual features are extracted from the stem. A set of semantic criteria associated with the extracted textual features is generated. Based on the generated semantic criteria, a subset of the incorrect candidate answers is selected.

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Patent Owner(s)

  • INTERNATIONAL BUSINESS MACHINES CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Agarwalla, Lalit Bangalore, IN 20 164
Mungi, Ashish Bangalore, IN 35 629
Mustafi, Joy Kolkata, IN 45 609
Parikh, Ankur Bangalore, IN 19 304

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