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» Learning Object Context for Adaptive Learning Design
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SP
1999
IEEE
145views Security Privacy» more  SP 1999»
14 years 1 months ago
A User-Centered, Modular Authorization Service Built on an RBAC Foundation
Psychological acceptability has been mentioned as a requirement for secure systems for as long as least privilege and fail safe defaults, but until now has been all but ignored in...
Mary Ellen Zurko, Richard Simon, Tom Sanfilippo
ITICSE
2005
ACM
14 years 2 months ago
From objects-first to design-first with multimedia and intelligent tutoring
“Objects-first” is an increasingly popular strategy for teaching object-oriented programming by introducing the concepts of objects, classes, and instances before procedural e...
Sally H. Moritz, Fang Wei, Shahida M. Parvez, Glen...
AUIC
2004
IEEE
14 years 16 days ago
From Snark to Park: Lessons Learnt Moving Pervasive Experiences From Indoors to Outdoors
Pervasive technologies are increasingly being developed and used outdoors in different and innovative ways. However, designing user experiences for outdoor environments presents m...
Eric Harris, Geraldine Fitzpatrick, Yvonne Rogers,...
MM
2004
ACM
219views Multimedia» more  MM 2004»
14 years 2 months ago
Multi-level annotation of natural scenes using dominant image components and semantic concepts
Automatic image annotation is a promising solution to enable semantic image retrieval via keywords. In this paper, we propose a multi-level approach to annotate the semantics of n...
Jianping Fan, Yuli Gao, Hangzai Luo
KDD
2010
ACM
289views Data Mining» more  KDD 2010»
13 years 6 months ago
Exploitation and exploration in a performance based contextual advertising system
The dynamic marketplace in online advertising calls for ranking systems that are optimized to consistently promote and capitalize better performing ads. The streaming nature of on...
Wei Li 0010, Xuerui Wang, Ruofei Zhang, Ying Cui, ...