161 search results - page 2 / 33 » Accessing Location and Proximity Information in a Decentrali... |
CAISE
2006
Springer
13 years 9 months ago
2006
Springer
Abstract. We propose a new approach to collaborative filtering in mobile tourist information systems based on spatio-temporal proximity in social contexts. Users store ratings and ...
SIGMOD
2007
ACM
14 years 5 months ago
2007
ACM
An important problem for many location-based applications is the continuous evaluation of proximity relations among moving objects. These relations express whether a given set of ...
SIGCOMM
2010
ACM
13 years 5 months ago
2010
ACM
We propose a new approach to ensure privacy in location based services, without requiring any support from a"trusted" entity. We observe that users of location based ser...
PERCOM
2006
ACM
14 years 4 months ago
2006
ACM
In this paper, we propose a Proximity Based automated Access Control (PBAC) model for smart-ED environments which improves the existing ED work-flow by automating mundane administ...
HPDC
2002
IEEE
13 years 10 months ago
2002
IEEE
We describe a decentralized, adaptive mechanism for replica location in wide-area distributed systems. Unlike traditional, hierarchical (e.g, DNS) and more recent (e.g., CAN, Chor...