Abstract--In distance teaching, direct feedback to the students is difficult to give, but crucial for their learning success. The system Asterix was developed in order to support t...
Manfred Widera, Barbara Messing, Gabriele Kern-Isb...
In this paper we claim that the new generation of Web-based systems should offer an intelligent, flexible and interactive support to their users, coupled with the ability to provi...
In the 21st century the demanding for reading and writing capabilities will increase not only in the children but also in the adult generation. For adults, their level of literacy...
The great variety of users of the services available on the internet raised the problem of finding flexible forms of presentation and interaction, which depend on the specific user...
State-of-art image retrieval techniques have been developed to support high-level (semantics) querying and browsing of images. For certain user queries, it is also very important ...