Patent ID: 7165069

Claim:
A computer-implemented system for identifying related network sites, the system comprising: an information accumulation module configured to accumulate search activity data reflective of search activities of each of a plurality of search engine users, said search activity data identifying particular network sites selected by users from results of search requests; a meta-data generation module configured to analyze at least the search activity data accumulated by the information accumulation module to generate meta-data reflective of search-activity-based relationships between particular network sites, said meta-data identifying particular network sites that are related to each other, wherein the meta-data generation module is configured to identify, for a first network site, a set of related network sites that, based at least in part on search activities of multiple users, are related to the first network site, and is configured to identify, for a particular search term submitted in a plurality of search requests, a set of network sites most frequently selected by users who submitted the search term; and a storage module configured to store the meta-data generated by the meta-data generation module.