777 search results - page 117 / 156 » Optimization of Relational Preference Queries |
SIGMOD
1999
ACM
14 years 13 hour ago
1999
ACM
Several techniques that compute the join between two spatial datasets have been proposed during the last decade. Among these methods, some consider existing indices for the joined...
CIVR
2009
Springer
14 years 2 months ago
2009
Springer
The GIST descriptor has recently received increasing attention in the context of scene recognition. In this paper we evaluate the search accuracy and complexity of the global GIST...
SIGECOM
2004
ACM
14 years 1 months ago
2004
ACM
In many market settings, agents do not know their preferences a priori. Instead, they may have to solve computationally complex optimization problems, query databases, or perform ...
DIAGRAMS
2008
Springer
13 years 9 months ago
2008
Springer
Abstract. This paper explores factors associated with effective external representation (ER) use. We describe an information-processing approach to the assessment of ER knowledge. ...
POPL
2010
ACM
14 years 5 months ago
2010
ACM
We present an automated technique for generating compiler optimizations from examples of concrete programs before and after improvements have been made to them. The key technical ...