| 摘要 |
A method and system for collecting and retrieving Web pages is described. One embodiment acquires a set of Web pages; for each Web page in the set of Web pages, analyzes the Web page for data artifacts, classifies each data artifact on the Web page as one of a predetermined set of types, and indexes and organizes, in at least one data structure, each classified data artifact, each indexed and organized data artifact in the at least one data structure being associated with a subject, all indexed and organized data artifacts that are associated with a non-unique subject being associated with a single subject entry; receives a query indicating a particular subject to be searched; retrieves search results from the at least one data structure, the search results including a set of data artifacts associated with the particular subject; and displays at least some of the search results, the displayed data artifacts in the search results being grouped in accordance with their respective types, the displayed data artifacts in the search results within each type being listed in descending order of relevance to the particular subject.
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