4093 search results - page 759 / 819 » Citizen Information Services using Internet Technologies |
159
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
A collaborative crawler is a group of crawling nodes, in which each crawling node is responsible for a specific portion of the web. We study the problem of collecting geographical...
172
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WWW
2006
ACM
16 years 6 months ago
2006
ACM
The asymmetry of activity in virtual communities is of great interest. While participation in the activities of virtual communities is crucial for a community's survival and ...
166
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WWW
2004
ACM
16 years 6 months ago
2004
ACM
It is increasingly common for users to interact with the web using a number of different aliases. This trend is a doubleedged sword. On one hand, it is a fundamental building bloc...
151
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WWW
2004
ACM
16 years 6 months ago
2004
ACM
This paper describes one solution to the problem of how to select sequence, and link Web resources into a coherent, focused organization for instruction that addresses a user'...
198
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WWW
2009
ACM
16 years 28 days ago
2009
ACM
Geographical context is very important for images. Millions of images on the Web have been already assigned latitude and longitude information. Due to the rapid proliferation of s...