Donika Valcheva

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In this paper some approaches for evaluation the effectiveness of e-learning are discussed. A new method for evaluating the effectiveness of virtual environment is presented and the basic groups of quality indicators are classified. 1. Introduction In its different forms the e-Learning offers a set of considerable priorities over the traditional teaching: •(More)
In this paper, the different kinds of interactions in the web-based learning are discussed. Some examples of interactive web-based learning activities through multimedia interaction and collaboration are listed. The traditional and modern technologies for collaboration work are also examined in the report. A list of some typologies (or taxonomies) of(More)
The basic Learning Modalities and the most effective teaching approaches are discussed in this report. The application of the semantic web and the ontologies in structuring and searching data in the e-learning process is analyzed. A model of a web-based system for structuring multimedia scenarios according to the different students' learning modalities is(More)
This paper presents a 3D model of e-learning. It defines an innovative way for personalization of e-learning services and thus increasing their effectiveness. The main idea is offering the most appropriate learning materials for a given speciality according the students' learning style and input knowledge. The visualization of the model shows very clearly(More)
The paper proposes a 3D model which could be used as a tool for increasing the effectiveness of e-learning. It also offers an approach for applying this 3D model for increasing the effectiveness of e-learning. This approach has methodical value in line with the idea for dynamic adjustment of the individual learning profile of each student in order to(More)
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