3241 search results - page 475 / 649 » Challenges for Dataset Search |
298
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
Skyline query has been gaining much interest in database research communities in recent years. Most existing studies focus mainly on centralized systems, and resolving the problem...
197
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WWW
2007
ACM
16 years 7 months ago
2007
ACM
Information flows in a network where individuals influence each other. The diffusion rate captures how efficiently the information can diffuse among the users in the network. We p...
182
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KDD
2007
ACM
16 years 6 months ago
2007
ACM
We present DL8, an exact algorithm for finding a decision tree that optimizes a ranking function under size, depth, accuracy and leaf constraints. Because the discovery of optimal...
183
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EDBT
2008
ACM
16 years 6 months ago
2008
ACM
The top-k retrieval problem requires finding k objects most similar to a given query object. Similarities between objects are most often computed as aggregated similarities of the...
208
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WSDM
2010
ACM
16 years 3 months ago
2010
ACM
This paper focuses on the problem of identifying influential users of micro-blogging services. Twitter, one of the most notable micro-blogging services, employs a social-networkin...