In this paper we discuss a model-based approach to the analysis of service interactions for coordinated web service compositions using obligation policies specified in the form of...
We show how a greedy approach to visual search — i.e., directly moving to the most likely location of the target — can be suboptimal, if the target object is hard to detect. I...
Due to the lack of a generic platform for location- and spatial-aware systems, many basic services have to be reimplemented in each application that uses spatial-awareness. A coop...
Fritz Hohl, Uwe Kubach, Alexander Leonhardi, Kurt ...
A world model for ubiquitous computing environments is presented. It can be dynamically organized like a tree based on geographical containment, such as in a user-room-floor-build...
In this paper, we defined the concept of the grouped distributed objects[10-14], as a logical unit of distributed application service, and developed a distributed programming deve...