Mémoire numérisé par la Division de la gestion de documents et des archives de l'Université de Montréal

Decision tree learning algorithms have been successfully used in knowledge discovery. They use induction in order to provide an appropriate classification of objects in terms of their attributes, inferring decision tree rules. This paper reports on the use of ID3…

Cultural differences play a very important role in matching computer interfaces to the expectations of users from different national and cultural backgrounds. But to date, there has been little systematic research as to the extent of such differences, and how…

The purpose of this study was to assess the pedagogical equivalence, as determined by knowledge gains, and the pedagogical effectiveness of certain components in a video-driven multimedia, web-based professional development training program as compared to a traditional, face-to-face program under…

Although some excellent articles about Lyell's work have been published, they do not explicitly deal with Lyell's biogeographical conceptions. The purpose of this paper is to analyse Lyell's biogeographical model in terms of its own internal structure. Lyell tried to…

This study had three purposes: Firstly, to develop a categorization of research areas in distance education; secondly, to identify the most important research areas in distance education; and thirdly, to identify the most neglected research areas in distance education. Based…

Adult learners value the flexibility and convenience offered to them as online learners, and many learners are required to absent themselves from their online classes during courses in order to accommodate demanding schedules. What factors and tensions contribute to learners’…

Indigenous knowledge and the millenary experience in management of natural vegetation on karsticlandscapes are important aspects that should be considered in animal production in seasonal tropical environments.The aim of the present work was to make an inventory of native plants…

This paper presents a study of uncertainty dimensions of information behaviour in a group based problem solving context. After a presentation of the cognitive uncertainty dimension underlying Kuhlthau’s ISP-model, uncertainty factors associated with personality, the work task situation and social…

In the United States, healthcare-associated infections are a huge source of medical and
economic burden. Annually, there are 1.7 million cases of healthcare-associated infection in
U.S. hospitals, which cause an estimated 98,987 deaths. Direct medical cost is also massive,
estimated…