3581 search results - page 419 / 717 » Modeling the Internet |
153
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2008
ACM
16 years 7 months ago
2008
ACM
We consider the budget-constrained bidding optimization problem for sponsored search auctions, and model it as an online (multiple-choice) knapsack problem. We design both determi...
160
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2008
ACM
16 years 7 months ago
2008
ACM
This paper studies the problem of unified ranked retrieval of heterogeneous XML documents and Web data. We propose an effective search engine called Sailer to adaptively and versa...
135
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2008
ACM
16 years 7 months ago
2008
ACM
Various sectors in developing countries are typically dominated by the presence of a large number of small and microbusinesses that operate in an informal, unorganized manner. Man...
155
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
In this paper, we propose a new approach to automatically compose data providing Web services. Our approach exploits existing mature works done in data integration systems. Specif...
148
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WWW
2008
ACM
16 years 7 months ago
2008
ACM
The research objective of this work is to develop a general framework that incorporates collaborative social tagging with a novel ontology scheme conveying multiple perspectives. ...