Matching engine for querying relevant documents
US7747642B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 24, 2006 |
| Grant date | Jun 29, 2010 |
| Priority date | — |
| Expiry date | Mar 31, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S707/917
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system generates an output of documents having with a particular relevance range. The system receives an initial document comprising text, a list of documents for matching, each document comprising text, and a minimum substring match length. The system normalizes the text of the documents of the list of documents. The system searches common sub-strings between the text of the initial document and the text of each document of the list of documents. The system calculates a match percentage based on the search common sub-strings and outputs documents having a match percentage corresponding to a predetermined value. Also disclosed is a process for generating an output of documents within a particular relevance range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.