Cardinal directions have turned out to be very important qualitative spatial relations due to their numerous applications in spatial wayfinding, GIS, qualitative spatial reasoning ...
In content networks, a replication group refers to a set of nodes that cooperate with each other to retrieve information objects from a distant server. Each node locally replicates...
Eva Jaho, Ioannis Z. Koukoutsidis, Ioannis Stavrak...
We propose a novel tool, called objSampler, with which users can record and recall “encounters” with objects in ubiquitous computing environments. We encounter various things,...
Jun'ichi Yura, Hideaki Ogawa, Taizo Zushi, Jin Nak...
Abstract – We present a method for quickly determining the minimum distance between multiple known and multiple unkown objects within a camera image. Known objects are objects wi...
A unit disk graph is the intersection graph of unit disks in the euclidean plane. We present a polynomial-time approximation scheme for the maximum weight independent set problem i...