708 search results - page 114 / 142 » A Genetic Algorithm for Database Query Optimization |
260
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ICDE
2006
IEEE
16 years 3 months ago
2006
IEEE
Given an object q, modeled by a multidimensional point, a reverse nearest neighbors (RNN) query returns the set of objects in the database that have q as their nearest neighbor. I...
152
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EDBT
2012
ACM
13 years 4 months ago
2012
ACM
The range searching problem is fundamental in a wide spectrum of applications such as radio frequency identification (RFID) networks, location based services (LBS), and global po...
129
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COMSIS
2010
14 years 11 months ago
2010
In order to improve the recognition accuracy of speech emotion recognition, in this paper, a novel hierarchical method based on improved Decision Directed Acyclic Graph SVM (improv...
186
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SIGMOD
2006
ACM
16 years 2 months ago
2006
ACM
The concept of dominance has recently attracted much interest in the context of skyline computation. Given an Ndimensional data set S, a point p is said to dominate q if p is bett...
144
Voted
VLDB
1999
ACM
15 years 6 months ago
1999
ACM
Recent high-performance processors employ sophisticated techniques to overlap and simultaneously execute multiple computation and memory operations. Intuitively, these techniques ...