1829 search results - page 284 / 366 » An Adaptive Approach to Data Placement |
163
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ICML
2005
IEEE
16 years 6 months ago
2005
IEEE
We consider online learning where the target concept can change over time. Previous work on expert prediction algorithms has bounded the worst-case performance on any subsequence ...
157
Voted
WWW
2008
ACM
16 years 6 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...
171
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KDD
2006
ACM
16 years 6 months ago
2006
ACM
Recent research has identified significant vulnerabilities in recommender systems. Shilling attacks, in which attackers introduce biased ratings in order to influence future recom...
267
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VLDB
2004
ACM
16 years 6 months ago
2004
ACM
Indatawarehousingapplications,numerousOLAP queries involve the processing of holistic aggregators such as computing the "top n," median, quantiles, etc. In this paper, we...
139
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ICIAP
2005
ACM
16 years 6 months ago
2005
ACM
In this paper we propose an automatic updating system for urban vector maps that is able to detect changes between the old dataset (consisting of both vector and raster maps) and t...