2853 search results - page 107 / 571 » On the Efficiency of Provenance Queries |
186
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SIGMOD
2010
ACM
15 years 1 months ago
2010
ACM
We report on the second annual ACM SIGMOD programming contest, which consisted in building an efficient distributed query engine on top of an in-memory index. This article is co-a...
248
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SIGMOD
2005
ACM
16 years 6 months ago
2005
ACM
The Discrete Wavelet Transform is a proven tool for a wide range of database applications. However, despite broad acceptance, some of its properties have not been fully explored a...
173
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ICDCS
2007
IEEE
16 years 21 days ago
2007
IEEE
Contour mapping is a crucial part of many wireless sensor network applications. Many efforts have been made to avoid collecting data from all the sensors in the network and produc...
169
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ICMCS
2006
IEEE
16 years 13 days ago
2006
IEEE
Kernel-based tracking approaches have proven to be more efficient in computation compared to other tracking approaches such as particle filtering. However, existing kernel-based...
182
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ICIP
1999
IEEE
15 years 10 months ago
1999
IEEE
This paper presents a model for watermarking and some attacks on watermarks. Given the watermarked signal, the so-called Wiener attack performs minimum mean-squared error (MMSE) es...