The fast growth and spread of Web 2.0 environments have demonstrated the great willingness of general Web users to contribute and share various type of content and information. Ma...
The scale-free network shown in the small world phenomenon indicates that our human society consists of a small number of people who play the role of hubs linked with many nodes (...
In this paper we investigate the use of Latent Semantic Analysis (LSA), Critiquing Systems, and Knowledge Building to support computerbased teaching of English composition. We have...
In a Web-Based federated simulation system, a group of simulation models residing on different machines attached to the Internet, called federates, collaborate with each other to ...
Many viewers simultaneously observe events in a common, but remote, environment in applications ranging from scientific observation, journalism, distance education, security, and...