315 search results - page 58 / 63 » An Overview of Query Optimization in Relational Systems |
ICRA
2007
IEEE
14 years 1 months ago
2007
IEEE
— In this paper, we propose an original approach to control camera position and/or lighting conditions in an environment using image gradient information. Our goal is to ensure a...
LCPC
2000
Springer
13 years 11 months ago
2000
Springer
In translating HPF programs, a compiler has to generate local iteration and communication sets. Apart from local enumeration, local storage compression is an issue, because in HPF ...
SSDBM
2003
IEEE
14 years 22 days ago
2003
IEEE
The widespread use of sensor networks presents revolutionary opportunities for life and environmental science applications. Many of these applications involve continuous queries t...
CIKM
2005
Springer
14 years 1 months ago
2005
Springer
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...
SSDBM
2003
IEEE
14 years 22 days ago
2003
IEEE
String data is ubiquitous, and its management has taken on particular importance in the past few years. Approximate queries are very important on string data especially for more c...