Abstract. Distributed crawling has shown that it can overcome important limitations of the centralized crawling paradigm. However, the distributed nature of current distributed cra...
— Many future ubiquitous devices will be able to determine their precise physical position using different types of localization techniques (e.g. GPS antennas for outdoor-, RFID ...
Abstract. With the knowledge about their locations, mobile users are able to issue location-dependent queries. Most of existing approaches focus on how to obtain the information ab...
Jiannong Cao, Kwok Ming Chan, Geoffrey Yu-Kai Shea...
—Within collaborative computing, computer mediated communications are evolving rapidly thanks to the development of new technologies. The facilitation of awareness and discovery ...
—In many existing location-based services, a service provider becomes aware of the location of its customers and can, maybe inadvertently, leak this information to unauthorized e...