2457 search results - page 434 / 492 » Evaluating Geographic Information Retrieval |
GIS
2008
ACM
14 years 11 months ago
2008
ACM
In this paper, we consider the following scenario: a set of mobile objects continuously track their positions in a road network and are able to communicate with a central server. ...
GIS
2009
ACM
14 years 11 months ago
2009
ACM
The k-anonymity technique is widely used to provide location privacy protection for accessing location-based services (LBS), i.e., the exact location of a query initiator is cloak...
GIS
2004
ACM
14 years 11 months ago
2004
ACM
Personal gazetteers record individuals' most important places, such as home, work, grocery store, etc. Using personal gazetteers in location-aware applications offers additio...
GIS
2005
ACM
14 years 11 months ago
2005
ACM
An interesting issue in moving objects databases is to find similar trajectories of moving objects. Previous work on this topic focuses on movement patterns (trajectories with tim...
WWW
2008
ACM
14 years 10 months ago
2008
ACM
Combating Web spam has become one of the top challenges for Web search engines. State-of-the-art spam detection techniques are usually designed for specific known types of Web spa...