Nowadays most universities use different distance learning environments. However in the educational process besides forums, chats and other collaborative possibilities the content...
This paper is concerned with the question of how activity mediated by shared representations–notations that are manipulated by more than one person during a collaborative taskâ€...
Abstract. Information systems engineering for design or knowledge communities is characterized by the fact that these communities constantly monitor themselves and initiate repair ...
Facial expressions and speech are means to convey information. They can be used to reinforce speech or even complementary to speech. The main goal of our research is to investigate...
Although there are high expectations for collaborative discussion and on-line learning, existing systems for on-line discussion and chat facilities are not fully effective in prom...