314 search results - page 52 / 63 » Querying Imprecise Data in Moving Object Environments |
WWW
2003
ACM
14 years 9 months ago
2003
ACM
Much attention has been accorded to Location-Based Services and location tracking, a necessary component in active, trigger-based LBS applications. Tracking the location of a larg...
WSDM
2010
ACM
14 years 6 months ago
2010
ACM
We study the fundamental problem of computing distances between nodes in large graphs such as the web graph and social networks. Our objective is to be able to answer distance que...
CGF
2002
13 years 8 months ago
2002
BSP trees and KD trees are fundamental data structures for collision detection in walkthrough environments. A basic issue in the construction of these hierarchical data structures...
VLDB
2007
ACM
14 years 8 months ago
2007
ACM
Incompleteness due to missing attribute values (aka "null values") is very common in autonomous web databases, on which user accesses are usually supported through media...
MKWI
2008
13 years 10 months ago
2008
: Language offers human beings the ability to exchange information. Whether the information is understood or not depends on the structure, complexity and knowledge of the language....