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» Design Measures for Distributed Information Systems: an Empi...
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CCS
2010
ACM
14 years 2 months ago
A logic for authorization provenance
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu
SOSP
2007
ACM
14 years 4 months ago
DejaView: a personal virtual computer recorder
As users interact with the world and their peers through their computers, it is becoming important to archive and later search the information that they have viewed. We present De...
Oren Laadan, Ricardo A. Baratto, Dan B. Phung, Sha...
WWW
2009
ACM
14 years 8 months ago
Learning to recognize reliable users and content in social media with coupled mutual reinforcement
Community Question Answering (CQA) has emerged as a popular forum for users to pose questions for other users to answer. Over the last few years, CQA portals such as Naver and Yah...
Jiang Bian, Yandong Liu, Ding Zhou, Eugene Agichte...
AND
2010
13 years 6 months ago
Reshaping automatic speech transcripts for robust high-level spoken document analysis
High-level spoken document analysis is required in many applications seeking access to the semantic content of audio data, such as information retrieval, machine translation or au...
Julien Fayolle, Fabienne Moreau, Christian Raymond...
SENSYS
2006
ACM
14 years 1 months ago
Virtual high-resolution for sensor networks
The resolution at which a sensor network collects data is a crucial parameter of performance since it governs the range of applications that are feasible to be developed using tha...
Aman Kansal, William J. Kaiser, Gregory J. Pottie,...