Visual cryptography is a cryptographic paradigm introduced by Naor and Shamir [Lecture Notes in Comput. Sci., Vol. 950, Springer, Berlin, 1995, p. 1]. Some predefined set of parti...
Given a finite set of non-collinear points in the plane, there exists a line that passes through exactly two points. Such a line is called an ordinary line. An efficient algorithm...
A report on the experiments carried out with our robot in the Emotirob project is given in this paper, in which we show how we build emotion and personality in the robot. With chi...
Face recognition is a challenging problem, complicated by variations in pose, expression, lighting, and the passage of time. Significant work has been done to solve each of these...
Automated feature discovery is a fundamental problem in machine learning. Although classical feature discovery methods do not guarantee optimal solutions in general, it has been r...