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306
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SIGMOD
2007
ACM
16 years 7 months ago
2007
ACM
Data availability, collection and storage have increased dramatically in recent years, raising new technological and algorithmic challenges for database design and data management...
221
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SIGMOD
2003
ACM
16 years 7 months ago
2003
ACM
We consider the problem of approximating sliding window joins over data streams in a data stream processing system with limited resources. In our model, we deal with resource cons...
171
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SIGMOD
2003
ACM
16 years 7 months ago
2003
ACM
Recently, a technique called quotient cube was proposed as a summary structure for a data cube that preserves its semantics, with applications for online exploration and visualiza...
202
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SODA
2010
ACM
16 years 4 months ago
2010
ACM
We give an O(n lg n)-time algorithm for counting the number of inversions in a permutation on n elements. This improves a long-standing previous bound of O(n lg n/ lg lg n) that ...
192
Voted
CHI
2010
ACM
16 years 1 months ago
2010
ACM
Search engines make it easy to check facts online, but finding some specific kinds of information sometimes proves to be difficult. We studied the behavioral signals that suggest ...