223 search results - page 43 / 45 » Approximate Frequency Counts over Data Streams |
SIGMOD
1998
ACM
15 years 1 months ago
1998
ACM
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
INFOCOM
2007
IEEE
15 years 3 months ago
2007
IEEE
— The need for efficient counter architecture has arisen for the following two reasons. Firstly, a number of data streaming algorithms and network management applications requir...
105
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IJCNN
2000
IEEE
15 years 2 months ago
2000
IEEE
Any performance evaluation of broadband networks requires modeling of the actual network traffic. Since multimedia services and especially MPEG coded video streams are expected to...
114
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SI3D
2003
ACM
15 years 2 months ago
2003
ACM
In this paper we develop an interactive 3D browser for large topographic maps using a visual display augmented by a haptic, or force feedback, display. The extreme size of our dat...
ISVC
2009
Springer
15 years 4 months ago
2009
Springer
While realistic illumination significantly improves the visual quality and perception of rendered images, it is often very expensive to compute. In this paper, we propose a new al...