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US 10,255,546 B2Granted
Question-answering system
AssigneeInternational Business Machines Corporation
InventorsMariana Alupului, Andrea L. Ames, Beth Anne M. Collopy, Joseph F. Pesot, Robert Pierce, David C. Steinmetz
Life of this patent
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Abstract
A computer program product and method provides a question and answer service that accepts an initial first question from a user and analyzes the question by a first generation subsystem to generate a first answer. A second generation subsystem of the question and answer service is configured to generate a second question based at least in-part on keywords from the first question and the first answer.
Claims20
A question-answering system comprising:
- a processor configured to:
- receive a first question input into a user interface by a user;
- analyze the first question by a computer device utilizing a corpus of data to determine a computer generated first answer to the first question;
- extract a set one or more keywords from the first answer and the first question;
- remove at least one keyword from the set of one or more keywords to create a subset of one or more keywords, wherein removing the at least one keyword is based at least in-part on a comparison of the at least one keyword to the first question;
- and
- output a computer generated second question based at least in-part on the first question, wherein the second question is based in-part on the subset of one or more keywords from the first answer and the first question.
4 more elements
A question-answering system comprising:
- a processor configured to:
- receive a first question input into a user interface by a user;
- analyze the first question by a computer device utilizing a corpus of data;
- output a computer generated first answer to the first question;
- output a computer generated second question based at least in-part on the first question, wherein the second question is based in-part on the first answer;
- and
- select keywords of the first answer by the computer device to at least in-part generate the second question.
4 more elements
Dependencies are inferred from the claim text.