132 search results - page 21 / 27 » Optimal approximations of the frequency moments of data stre... |
125
Voted
SECON
2010
IEEE
14 years 7 months ago
2010
IEEE
Nodes in a cognitive radio mesh network may select from a set of available channels to use provided they do not interfere with primary users. This ability can improve overall netwo...
NIPS
2007
14 years 11 months ago
2007
This contribution develops a theoretical framework that takes into account the effect of approximate optimization on learning algorithms. The analysis shows distinct tradeoffs for...
IDEAS
2008
IEEE
15 years 4 months ago
2008
IEEE
With more and more natural language text stored in databases, handling respective query predicates becomes very important. Optimizing queries with predicates includes (sub)string ...
84
Voted
VIS
2005
IEEE
15 years 10 months ago
2005
IEEE
In this paper a novel high-quality reconstruction scheme is presented. Although our method is mainly proposed to reconstruct volumetric data sampled on an optimal Body-Centered Cu...
197
click to vote
VLDB
2005
ACM
15 years 9 months ago
2005
ACM
Estimating the selectivity of multidimensional range queries over real valued attributes has significant applications in data exploration and database query optimization. In this p...