This paper presents a model for representing the pro ciency of users in a CALL system by recording their performance on speci c grammatical features. The model will be used both t...
Representationandinference of spatial knowledgeplay a fundamentalrole in spatial reasoning,whichitself is an important componentof manyapplications such as GeographicInformationSy...
To date, there is little evidence that modular reasoning about fault-tolerant systems can simplify the verification process in practice. We study this question using a prominent e...
Oneof the keys to a goodIntelligent Tutoring System (ITS)is its ability to identify andlocalize the error a student's answerand then generate useful feedback. This paper desc...
This paper presents a formal security policy model for SmartCards with digital signature application. This kind of model is necessary for each evaluation according to Information ...
Hierarchical conceptual clustering has been proven to be a useful data mining technique. Graph-based representation of structural information has been shown to be successful in kn...