We prove a lower bound of 0.3288 n 4¡ for the rectilinear crossing number cr(Kn) of a complete graph on n vertices, or in other words, for the minimum number of convex quadril...
Ellipsoids are important primitives used in visualization and modeling, where often a larger number of ellipsoids have to be displayed in real-time. The standard approach of tesse...
We are located in the context of the simulation of complex industrial systems, which are distributed in geographical, decisional and informational terms. This paper is divided int...
This paper presents an original solution to the camera control problem in a virtual environment. Our objective is to present a general framework that allows the automatic control ...
This paper examines the discourse fluictions that different types of subjects perform in Italian within the centering framework (Grosz el; al., 1995). I build on my previous work ...