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Adaptive navigational support over the content available in different languages was tested in a controlled experiment. Adaptive web system XAPOS was developed and used for personalized navigation of two groups of users for two adaptive methods comparison. The used personalized adaptation approach is concept-based and adaptive algorithm uses concept space and keywords in English. However, the content...
Navigation of a student over learning objects can be solved by using concept space of a domain which contains information about structural and dependency relations between concepts. Every learning object has defined relations to several concepts. Relations which exist in the learning object space also exist in the concept space between the corresponding concepts. We present an evaluation of controlled...
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