4093 search results - page 606 / 819 » Citizen Information Services using Internet Technologies |
213
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WWW
2009
ACM
16 years 8 months ago
2009
ACM
Comprehensive coverage of the public web is crucial to web search engines. Search engines use crawlers to retrieve pages and then discover new ones by extracting the pages' o...
180
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WWW
2009
ACM
16 years 8 months ago
2009
ACM
In order to return relevant search results, a search engine must keep its local repository synchronized to the Web, but it is usually impossible to attain perfect freshness. Hence...
163
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WWW
2009
ACM
16 years 8 months ago
2009
ACM
People use weblogs to express thoughts, present ideas and share knowledge, therefore weblogs are extraordinarily valuable resources, amongs others, for trend analysis. Trends are ...
191
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WWW
2008
ACM
16 years 8 months ago
2008
ACM
WebPMI is a popular web-based association measure to evaluate the semantic similarity between two queries (i.e. words or entities) by leveraging search results returned by search ...
162
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WWW
2008
ACM
16 years 8 months ago
2008
ACM
In a higher level task such as clustering of web results or word sense disambiguation, knowledge of all possible distinct concepts in which an ambiguous word can be expressed woul...