1443 search results - page 256 / 289 » On the Instability of Web Search Engines |
166
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WWW
2003
ACM
16 years 6 months ago
2003
ACM
In a ubiquitous computing environment, it is desirable to provide a user with information depending on a user's situation, such as time, location, user behavior, and social c...
157
Voted
CSC
2008
15 years 7 months ago
2008
- The set-covering problem is an interesting problem in computational complexity theory. In [1], the setcovering problem has been proved to be NP hard and a greedy heuristic algori...
178
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WWW
2007
ACM
16 years 6 months ago
2007
ACM
Abstract We present OntoWiki, a tool providing support for agile, distributed knowledge engineering scenarios. OntoWiki facilitates the visual presentation of a knowledge base as a...
135
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IUI
2009
ACM
16 years 3 months ago
2009
ACM
Sensemaking tasks require users to perform complex research behaviors to gather and comprehend information from many sources. Such tasks are common and include, for example, resea...
192
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UIST
2009
ACM
16 years 18 days ago
2009
ACM
Interaction with large unstructured datasets is difficult because existing approaches, such as keyword search, are not always suited to describing concepts corresponding to the di...