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GLOBECOM
2007
IEEE
16 years 28 days ago
Stochastic Channel Selection in Cognitive Radio Networks
— In this paper, we investigate the channel selection strategy for secondary users in cognitive radio networks. We claim that in order to avoid the costly channel switchings, a s...
Yang Song, Yuguang Fang, Yanchao Zhang
AIED
2007
Springer
16 years 24 days ago
Comparing Student-Constructed Open Learner Model Presentations to the Domain
Increasingly, learning environments are opening the learner model to the user it represents. This paper describes a study in which students were able to create their own presentati...
Andrew Mabbott, Susan Bull
ICICIC
2006
IEEE
16 years 19 days ago
An Edge-Driven Total Variation Approach to Image Deblurring and Denoising
Traditional nonlinear filtering techniques are observed in underutilization of blur identification techniques, and vice versa. To improve blind image restoration, a designed edg...
Hongwei Zheng, Olaf Hellwich
IWPC
2006
IEEE
16 years 19 days ago
Understanding Obfuscated Code
Code obfuscation makes it harder for a security analyst to understand the malicious payload of a program. In most cases an analyst needs to study the program at the machine code l...
Matias Madou, Ludo Van Put, Koen De Bosschere
AGILEDC
2005
IEEE
16 years 7 days ago
Student Experiences with Executable Acceptance Testing
This report describes experiences of introducing executable acceptance testing in senior software engineering courses. Students in an agile environment completed a five-iteration ...
Kris Read, Grigori Melnik, Frank Maurer