Information search system, information search supporting system, and method and program for information search
US7949676B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2008 |
| Grant date | May 24, 2011 |
| Priority date | — |
| Expiry date | Aug 23, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/99934
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Using an ontology to perform an information search utilizing a meaning given to information on a network without being required to perform complicated operations for forming an inquiry sentence in conformity with the ontology.A pre-stage before a search engine provides an information search supporting system having a morpheme analysis section, a syntactic and semantic analysis section, and a conversion execution section which converts a natural language sentence on which syntactic analysis and semantic analysis have been performed into an inquiry sentence described in an ontology description language by referring to a case frame ontology dictionary in which are stored information indicating to which property in an ontology does the relationship among a predicate, a subject and an object in the natural language sentence correspond and the case frame of the natural language sentence in the property.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.