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This paper presents an architecture for the creation of a knowledge portal for e-learning based on the pedagogic domain ontology by using semantic web technologies. The knowledge portal is created by semantically relating the learning objects. A user interactive environment is created for the learners to interact with the knowledge portal to efficiently access and utilize the e-learning materials...
This paper presents the proposal of INCA (integrity, non-repudiation, confidentiality and authenticity), a flexible and scalable security service for e-learning applications. This service provides interfaces for use in any Web-based collaborative learning environment. The main features of the service and a case study on its application in the Sakai chat tool are outlined. The case study is presented...
E-learning systems (ELS) introduce significant advantages in the realization of adaptive and personalized on-line courses. In order to increase the efficiency of learning, e-learning system should provide much more friend interface, convenient interaction, abundant and interesting courses. The agent in telnet environment can provide the flexible works through a network and push the adequate learning...
Advances in Internet connections speeds and computer hardware means that web content has grown richer and more interactive for users. One such area is Web3D which has seen the emergence of ISO standard technologies such as VRML (Virtual Reality Modeling Language) and its XML-based (eXtensible Markup Language) successor X3D(eXtensible 3D). X3D, in particular, presents opportunities for further integration...
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