828 search results - page 5 / 166 » Access Control in Location-Based Services |
HICSS
2005
IEEE
14 years 2 months ago
2005
IEEE
Whereas the conventional applications mostly assume stationary or fixed users, more and more emphasis is placed on mobility, the need for people to stay connected while moving aro...
CSE
2009
IEEE
14 years 3 months ago
2009
IEEE
—Location-based Social Networks (LSNs) allow users to see where their friends are, to search location-tagged content within their social graph, and to meet others nearby. The rec...
GLOBECOM
2006
IEEE
14 years 2 months ago
2006
IEEE
— Next-generation mobile communication systems will provide “always best connected” services to mobile users via cellular networks that provide wide area coverage for global ...
CSIE
2009
IEEE
14 years 3 months ago
2009
IEEE
While mobile handheld devices, such as cell phones and PDAs, provide productivity benefits, they also pose new risks. A vital safeguard against unauthorized access to a device’s...
SAC
2010
ACM
14 years 3 months ago
2010
ACM
In this paper, we explore the problem of processing a novel type of location based queries, named the location based top-k query, which involves both of spatial and non-spatial sp...