white papers (to be added by zannos, giannakou, matziaraki)

a number of white papers should be written/introduced concerning vital technical and conceptual issues. some of them, deal with:
- sensor technology, it is important the technologies used allow the expressiveness of the physical user parameters (motion, direction, positioning, speed etc.) to the system's parameter spaces.
- mapping physical parameters/characteristics of gesture, space, sound and image (light, video etc.) to the 'virtual' parameters of the systems. for example mapping physical to the virtual space etc.