The diffusion of social networks introduces new challenges and opportunities for advanced
services, especially so with their ongoing addition of location-based features. We show how …

In recent years, artificial intelligence and automotive industry have developed rapidly, and
autonomous driving has gradually become the focus of the industry. In road networks, the …

In applications like social networking services and online games, multiple moving users
which form a group may wish to be continuously notified about the best meeting point from …

Given a set of users, their friend relationships, and a distance threshold per friend pair, the
proximity detection problem is to find each pair of friends such that the Euclidean distance …

The development of automatic driving and assisted driving breeds the problem of proximity
detection in road networks, which plays a significant role in ensuring safe driving. Due to the …

Given a set of moving objects as well as their friend relationships, a time-aware road
network, and a time threshold per friend pair, the proximity detection problem in time-aware …

为了提高分布式环境中近邻检测的效率, 本文提出了一种基于近邻框的检测方法.
近邻就是在用户周围一定物理距离范围内其所关心的朋友. 在大规模近邻检测中 …

Proximity detection is defined as the capability of a location-based service (LBS) to
automatically detect when a pair of mobile targets approaches each other closer than a pre …

Many location-based applications are enabled by handling numerous moving queries over
mobile objects. Efficient processing of such queries mainly relies on effective probing, ie …

A range of applications call for a mobile client to continuously monitor others in close
proximity. Past research on such problems has covered two extremes: It has offered totally …