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» Questioning Ubiquitous Computing
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USENIX
2007
15 years 9 months ago
Passwords for Everyone: Secure Mnemonic-based Accessible Authentication
In many environments, a computer system is severely constrained to the extent that the practical input mechanisms are merely binary switches. Requiring the user to remember a long...
Umut Topkara, Mercan Topkara, Mikhail J. Atallah
CEAS
2008
Springer
15 years 8 months ago
Global-scale Anti-spam Testing in Your Own Back Yard
The effectiveness of anti-spam techniques is an important question: after all, spam has a real cost to legitimate users in terms of time and resources. The problem is how we deter...
Margaret Nielsen, Dane Bertram, Sampson Pun, John ...
HYBRID
2010
Springer
15 years 8 months ago
Identifiability of discrete-time linear switched systems
In this paper we study the identifiability of linear switched systems (LSSs ) in discrete-time. The question of identifiability is central to system identification, as it sets the...
Mihály Petreczky, Laurent Bako, Jan H. van ...
DAGM
2008
Springer
15 years 8 months ago
Physically Consistent Variational Denoising of Image Fluid Flow Estimates
Abstract. High-speed image measurements of fluid flows define an important field of research in experimental fluid mechanics and the related industry. Numerous competing methods ha...
Andrey Vlasenko, Christoph Schnörr
ACL
2008
15 years 8 months ago
Semantic Role Labeling Systems for Arabic using Kernel Methods
There is a widely held belief in the natural language and computational linguistics communities that Semantic Role Labeling (SRL) is a significant step toward improving important ...
Mona T. Diab, Alessandro Moschitti, Daniele Pighin