Supporting awareness plays a prominent role in facilitating natural and effective communication in Instant Messaging (IM). This paper reports our empirical study of awareness in I...
Qualitative Reasoning (QR) formalisms provide ontological primitives for capturing conceptual knowledge. Recently QR-based diagrammatic tools are being developed to support learne...
Daffodil is a front-end to federated, heterogeneous digital libraries targeting at strategic support of users during the information seeking process. This is done by offering a va...
There exist many application classes for which the users have significant flexibility in the quality of output they desire. At the same time, there are other constraints, such a...
Digital libraries have been rather successful in supporting learning activities by providing learners with access to information and knowledge. However, this level of support is pa...
Ee-Peng Lim, Aixin Sun, Zehua Liu, John G. Hedberg...