In this paper we discuss the benefits of extending VRML by constraints and present a new way based on prototypes and scripting to implement this extension. Our approach is easy-t...
Since the beginning of the WWW, tools have been developed to augment the functionality of the Web. This paper provides an investigation of hypermedia tools and systems integrating...
This paper discusses the history and design decisions behind OpenWorlds, the first C++ toolkit for VRML 2.0 integration. OpenWorlds is a highly extensible set of libraries which s...
Rational drug design is an example where integrated access to heterogeneous scientific data is urgently needed, as it becomes rapidly available due to new experimental and computa...
This paper reports on different projects aimed at fostering inclusion in Portuguese elementary and high schools at national, regional and local level through ICT projects. Based o...