Patent · US Expired

Automatically ranking answers to database queries

US7251648B2 · kind B2 · utility

93Cited by
9References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 28, 2002
Grant dateJul 31, 2007
Priority date
Expiry dateOct 7, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S707/99935
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method for automatically ranking database records by relevance to a given query. A similarity function is derived from data in the database and/or queries in a workload. The derrived similarity function is applied to a given query and records it in the database to rank the records. The records are returned in a ranked order.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.