Apparatus for question answering based on answer trustworthiness and method thereof
US8380713B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 11, 2010 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Feb 24, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/3329
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provides is an apparatus for question answering based on answer trustworthiness including: an answer indexer that indexes documents of which document trustworthiness satisfying a threshold value among documents included in a document collection and stores it in a knowledge Bases; an answer candidate extractor that extracts answer candidate documents for a user's question from the knowledge Bases; an answer source trustworthiness measurement unit; an answer extraction strategy trustworthiness measurement unit; and a trustworthiness integrator that generates an answer candidate trustworthiness list by ranking the answer candidate documents on the basis of the document trustworthiness, the source trustworthiness, and the extraction strategy trustworthiness of the answer candidate documents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.