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Indexing documents according to geographical relevance
Indexing documents according to geographical relevance
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机译:根据地理相关性为文件编制索引
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摘要
A local search engine efficiently indexes documents relevant to a geographical area by indexing, for each document, multiple location identifiers that collectively define an aggregate geographic region. When creating the index, the search engine may determine a set of geographical areas surrounding a geographical area relevant to a document and associate references to the set of geographical areas with the document index.
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