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CCS
2005
ACM
14 years 3 months ago
PeerAccess: a logic for distributed authorization
This paper introduces the PeerAccess framework for reasoning about authorization in open distributed systems, and shows how a parameterization of the framework can be used to reas...
Marianne Winslett, Charles C. Zhang, Piero A. Bona...
CLEF
2005
Springer
14 years 3 months ago
Dictionary-Based Amharic-French Information Retrieval
We present four approaches to the Amharic - French bilingual track at CLEF 2005. All experiments use a dictionary based approach to translate the Amharic queries into French Bags-...
Atelach Alemu Argaw, Lars Asker, Rickard Cöst...
CRYPTO
2005
Springer
97views Cryptology» more  CRYPTO 2005»
14 years 3 months ago
Generic Transformation for Scalable Broadcast Encryption Schemes
Broadcast encryption schemes allow a message sender to broadcast an encrypted data so that only legitimate receivers decrypt it. Because of the intrinsic nature of one-to-many comm...
Jung Yeon Hwang, Dong Hoon Lee, Jongin Lim
ICMI
2005
Springer
104views Biometrics» more  ICMI 2005»
14 years 3 months ago
Analyzing and predicting focus of attention in remote collaborative tasks
To overcome the limitations of current technologies for remote collaboration, we propose a system that changes a video feed based on task properties, people’s actions, and messa...
Jiazhi Ou, Lui Min Oh, Susan R. Fussell, Tal Blum,...
TCGOV
2005
Springer
14 years 3 months ago
Participatory Budget Formation Through the Web
Abstract. We describe a web-based system to support groups in elaborating participatory budgets. Rather than using physical meetings with voting mechanisms, we promote virtual meet...
Jesus Rios, David Ríos Insua, E. Fernandez,...