This paper reports a usability evaluation of three operational digital libraries (DLs): the ACM DL, the IEEE Computer Society DL, and the IEEE Xplore DL. An experiment was conduct...
The Internet and the devices that connect to it consume a growing and significant amount of electricity. The utilization of desktop to switch Ethernet links is generally very low ...
Previous research has shown that self-explanation can be supported effectively in an intelligent tutoring system by simple means such as menus. We now focus on the hypothesis that ...
Vincent Aleven, Amy Ogan, Octav Popescu, Cristen T...
This paper addresses two problems: “What are the appropriate methods for evaluating information systems?” and “How do we measure the impact of ambient information systems?...
Xiaobin Shen, Peter Eades, Seok-Hee Hong, Andrew V...
Frequently the behaviour of an information system is functionally correct, but it does not meet some quality criteria, such as completeness, consistency, and usability. One way to...