In this paper, we study the Shortest Color Spanning Intervals problem, and related generalizations, namely Smallest Color Spanning t Squares and Smallest Color Spanning t Circles. The generic setting is the following: we ...

SCADA (Supervisory Control And Data Acquisition) security has become a challenging issue today because of its connectivity with the outside world and remote access to the system. One critical security aspect for SCADA ...

Social media conversations unfold based on complex interactions between users, topics and time. While recent models have been proposed to capture network strengths between users, users' topical preferences and temporal ...

Interactive visualization and analysis of the class boundaries is important because it tells us how and why the classes differ. However, the problem of modeling the boundary of classes of arbitrary size, shape and density ...