Methods and apparatus for refining a search
US11762871B2 · kind B2 · utility
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2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 29, 2021 |
| Grant date | Sep 19, 2023 |
| Priority date | — |
| Expiry date | Dec 25, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG10L15/30
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
The disclosed subject matter relates to a system and method for providing an automated assistant that retrieves information from a knowledge base in response to a user's natural language communications. A refinement signal based on a subsequent user communication relevant to a previous search, establishes the type of search to be performed by the automated assistant in generating a response to the user communications. A reply communication to the user includes the selected results from search type selected. The types of searches are SPECIFIC, RELATIVE and NEGATION searches.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.