This paper presents OntoWeaver-S, an ontology-based infrastructure for building knowledge portals. In particular, OntoWeaver-S is integrated with a comprehensive web service platfo...
A consistent theoretical and practical challenge in the design of socio-technical systems is that of motivating users to participate in and contribute to them. This study examines...
Cliff Lampe, Rick Wash, Alcides Velasquez, Elif Oz...
How can we design a PDA that is at the same time secure and usable? In current implementations the two properties are mutually exclusive. Because normal users find password entry ...
The evolution of Web sites towards very dynamic applications makes it necessary to reconsider current Web programming technologies. We believe that Web development would benefit ...
The problem of finding quality information and services on the Web is analyzed. We present two user-centered evaluation methodologies to characterize the quality of the Web docume...