An e-contract is a contract modeled, specified, executed, controlled and monitored by a software system. Econtract evolves over a period of time and there are many scenarios of ch...
Social bookmark services like del.icio.us enable easy annotation for users to organize their resources. Collaborative tagging provides useful index for information retrieval. Howev...
We present a system for automatic head tracking with a single pan-tilt-zoom (PTZ) camera. In distance education the PTZ tracking system developed can be used to follow a teacher a...
Human-computer interaction research often includes a significant design component. In cases where software or other tools are developed and described, but no empirical evaluation ...
Blaine Hoffman, Helena M. Mentis, Matthew R. Peter...
In this paper we propose a novel wearable interface called “ActiveBelt” that enables users to obtain multiple directional information with the tactile sense. Since the informat...