Method for ranking and sorting electronic documents in a search result list based on relevance
US7814099B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Jan 31, 2006 |
| Grant date | Oct 12, 2010 |
| Priority date | — |
| Expiry date | Nov 17, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/334
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of evaluating the relevance rank of a target document in a search result list, includes the steps of assigning a basic credit to all keywords that are found in the target document; grouping keywords that are found in the target document; assigning extra value of credit to each keyword group; calculating the total value of credit of the whole target document; calculating the maximum value of credit of the whole target document, and calculating the relevance rank according to a comparison function of the total value of credit and the maximum value of credit for the target document.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.