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» A Multi-Agent Implementation of Social Networks
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SOCIALCOM
2010
13 years 5 months ago
OSNAC: An Ontology-based Access Control Model for Social Networking Systems
Abstract--As the information flowing around in social networking systems is mainly related or can be attributed to their users, controlling access to such information by individual...
Amirreza Masoumzadeh, James B. D. Joshi
COMPSAC
2009
IEEE
13 years 11 months ago
Leveraging Social Contacts for Message Confidentiality in Delay Tolerant Networks
Delay and disruption tolerant networks (DTNs) can bring much-needed networking capabilities to developing countries and rural areas. DTN features such as high node mobility and in...
Karim M. El Defrawy, John Solis, Gene Tsudik
ICIAP
2009
ACM
14 years 2 months ago
Re-photography and Environment Monitoring Using a Social Sensor Network
This paper presents a technology capable of enabling the creation of a diffuse, calibrated vision-sensor network from the wealth of socially generated geo-referenced imagery, freel...
Paul Chippendale, Michele Zanin, Claudio Andreatta
COOPIS
2004
IEEE
13 years 11 months ago
Paradigms for Decentralized Social Filtering Exploiting Trust Network Structure
Recommender systems, notably collaborative and hybrid information filtering approaches, vitally depend on neighborhood formation, i.e., selecting small subsets of most relevant pee...
Cai-Nicolas Ziegler, Georg Lausen
ICWSM
2009
13 years 5 months ago
Delta TFIDF: An Improved Feature Space for Sentiment Analysis
Mining opinions and sentiment from social networking sites is a popular application for social media systems. Common approaches use a machine learning system with a bag of words f...
Justin Martineau, Tim Finin