The mobile social network (MSN) combines techniques in social science and wireless
communications for mobile networking. The MSN can be considered as a system which …

A major feature of the emerging geo-social networks is the ability to notify a user when any
of his friends (also called buddies) happens to be geographically in proximity. This proximity …

Location-Based Services (LBS) are gaining importance due to the advances in mobile
networks and positioning technologies. Nevertheless, the wide deployment of LBS can …

A privacy-aware proximity detection service determines if two mobile users are close to each
other without requiring them to disclose their exact locations. Existing proposals for such …

Social networking is not a new phenomenon, but what outlet people use continues to
evolve. Recently, anonymous social networking applications (SNAs) have gained in …

A location-based service called friend-locator notifies a user if the user is geographically
close to any of the user's friends. Services of this kind are getting increasingly popular due to …

摘要随着无线通信技术和智能移动终端的快速发展, 基于位置的服务(Location
basedServices, LBS) 在军事, 交通, 物流等诸多领域得到了广泛应用, 它能够根据移动对象的 …

Proximity detection is one of the most common location-based applications in daily life when
users intent to find their friends who get into their proximity. Studies on protecting user …

Proximity and separation detection are high-level functions for supporting proactive location-
based community services. Proximity detection automatically triggers an alert as soon as a …

Context-aware computing processes the mobile user's query/transaction submitted from
anywhere at any time. Basically, location based services (LBSs) are continuous, local, and …