3341 search results - page 333 / 669 » On Bounded Queries and Approximation |
197
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SIGMOD
2004
ACM
16 years 7 months ago
2004
ACM
Many algorithms have been proposed to approximate holistic aggregates, such as quantiles and heavy hitters, over data streams. However, little work has been done to explore what t...
177
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VLDB
2007
ACM
16 years 26 days ago
2007
ACM
This paper reports our first set of results on managing uncertainty in data integration. We posit that data-integration systems need to handle uncertainty at three levels, and do...
156
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DOLAP
2006
ACM
16 years 22 days ago
2006
ACM
Motivated by the increasing need to analyze complex, uncertain multidimensional data this paper proposes probabilistic OLAP queries that are computed using probability distributio...
274
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JPDC
2007
15 years 6 months ago
2007
High-dimensional problems arising from robot motion planning, biology, data mining, and geographic information systems often require the computation of k nearest neighbor (knn) gr...
266
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SIGMOD
2005
ACM
16 years 7 months ago
2005
ACM
Online Scientific Applications (OSA) require statistical analysis of large multidimensional datasets. Towards this end, we have designed and developed a data storage and retrieval...