482 search results - page 30 / 97 » Selectivity Estimation in Spatial Databases |
ICRA
2005
IEEE
14 years 1 months ago
2005
IEEE
- This paper describes a method that provides an estimated location of an outdoor vehicle relative to a digital road map using Belief Theory and Kalman filtering. Firstly, an Exten...
ICDE
2009
IEEE
14 years 9 months ago
2009
IEEE
The popularity of location-based services and the need to do real-time processing on them has led to an interest in performing queries on transportation networks, such as finding s...
CVPR
2008
IEEE
14 years 10 months ago
2008
IEEE
The state of the art in visual object retrieval from large databases is achieved by systems that are inspired by text retrieval. A key component of these approaches is that local ...
SIGMOD
2010
ACM
14 years 21 days ago
2010
ACM
Fast query processing of complex objects, e.g. spatial or uncertain objects, depends on efficient spatial pruning of the objects’ approximations, which are typically minimum bou...
VLDB
1991
ACM
13 years 11 months ago
1991
ACM
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...