To provide adaptive learning, an e-learning system needs to gather information about what student state is while the student learns online course. A student state index is the length of time the student stays on a webpage ...

Motivation is a key factor in education. While there exist some educational system that consider techniques for motivating students, these systems implement only one or few techniques and assume that the respective ...

In the lifelong learning context, the efficiency of learning is measured according to the users’ achievement of the target competences. However, in a virtual learning environment supporting the competence development process ...