The authors developed a Web-based negotiation system that is closely modeled on real-world transactions. This paper illustrates the generality of the system by discussing two disparate applications of the system: one taken from business and the other from collaborative e-learning. The application generates, in real time, transparency-controlled…

While the expansion of worldwide hypermedia systems has opened new gateways in the information industry, the result has been material being archived faster than it can be read. Users need to be able to scan information quickly and have more control in information seeking and retrieval. A new area of research is in the development of multimedia…

There has been increasing interest over the past few years in systems that help users exchange recommendations about World Wide Web documents. Programs have ranged from those that rely totally on user pre-selection, to others that are based on artificial intelligence. This paper proposes a system that falls between these two extremes, providing…