986 search results - page 137 / 198 » Efficient Processing of the Cube Operator |
114
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DMKD
1997
ACM
15 years 2 months ago
1997
ACM
Partitioning a large set of objects into homogeneous clusters is a fundamental operation in data mining. The k-means algorithm is best suited for implementing this operation becau...
SIGGRAPH
1996
ACM
15 years 2 months ago
1996
ACM
We present a new representation for time-varying image data that allows for varying--and arbitrarily high--spatial and temporal resolutions in different parts of a video sequence....
103
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VLDB
1995
ACM
15 years 1 months ago
1995
ACM
Efficient processing of aggregation queries is essential for decision support applications. This paper describes a class of query transformations, called eager aggregation and lat...
USENIX
2008
15 years 8 days ago
2008
Aggressive energy conserving mechanisms can maximize energy efficiency, but often have the negative tradeoff of simultaneously reducing system responsiveness due to the switching ...
ACSW
2004
14 years 11 months ago
2004
This paper describes an approach to the use of gradient descent search in genetic programming (GP) for object classification problems. In this approach, pixel statistics are used ...