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CIKM
2008
Springer
14 years 29 days ago
SoRec: social recommendation using probabilistic matrix factorization
Data sparsity, scalability and prediction quality have been recognized as the three most crucial challenges that every collaborative filtering algorithm or recommender system conf...
Hao Ma, Haixuan Yang, Michael R. Lyu, Irwin King
ECOWS
2008
Springer
14 years 23 days ago
Beyond Soundness: On the Semantic Consistency of Executable Process Models
Executable business process models build on the specification of process activities, their implemented business functions (e.g., Web services) and the control flow between these a...
Ingo Weber, Jörg Hoffmann, Jan Mendling
FASE
2008
Springer
14 years 23 days ago
Automated Analysis of Permission-Based Security Using UMLsec
Abstract. To guarantee the security of computer systems, it is necessary to define security permissions to restrict the access to the systems' resources. These permissions enf...
Jan Jürjens, Jörg Schreck, Yijun Yu
APVIS
2007
14 years 13 days ago
A comparison of vertex ordering algorithms for large graph visualization
In this study, we examine the use of graph ordering algorithms for visual analysis of data sets using visual similarity matrices. Visual similarity matrices display the relationsh...
Christopher Mueller, Benjamin Martin, Andrew Lumsd...
BCSHCI
2007
14 years 13 days ago
An empirical investigation into dual-task trade-offs while driving and dialing
Engaging in a secondary task, such as dialing a cell phone, while driving a car has been found to have a deleterious effect on driver performance. A point often overlooked though ...
Duncan P. Brumby, Dario D. Salvucci, Andrew Howes
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