We are now rethinking the idea of electronic democracy. Today nobody is looking at e-democracy from the perspective of a living room, push button, instant referenda democracy, hi the electronic age it is more and more evident that we are facing a complex evolution of the functioning of political systems that democracy is becoming not direct, but continuous; that we can look at an extreme democr...

Nowadays, most of the computation of a rendering system is done in color space. Thus, the whole process, from acquisition (with a digital camera) and modelisation to display (on CRT/LCD displays) is color-based. Unfortunately, the re ection of a light on a surface is based on an approximation which can reduce the preservation of the color appearance. In this report, we present a new approach fo...