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IAT
2009
IEEE
14 years 2 months ago
Social Trust-Aware Recommendation System: A T-Index Approach
Collaborative Filtering based on similarity suffers from a variety of problems such as sparsity and scalability. In this paper, we propose an ontological model of trust between us...
Alireza Zarghami, Soude Fazeli, Nima Dokoohaki, Mi...
JMLR
2012
11 years 10 months ago
Graphlet decomposition of a weighted network
We introduce the graphlet decomposition of a weighted network, which encodes a notion of social information based on social structure. We develop a scalable algorithm, which combi...
Hossein Azari Soufiani, Edo Airoldi
INFOCOM
2012
IEEE
11 years 10 months ago
TurfCast: A service for controlling information dissemination in wireless networks
—Recent years have witnessed mass proliferation of mobile devices with rich wireless communication capabilities as well as emerging mobile device based information dissemination ...
Xinfeng Li, Jin Teng, Boying Zhang, Adam C. Champi...
MOBIHOC
2008
ACM
14 years 7 months ago
Bubble rap: social-based forwarding in delay tolerant networks
In this paper we seek to improve our understanding of human mobility in terms of social structures, and to use these structures in the design of forwarding algorithms for Pocket S...
Pan Hui, Jon Crowcroft, Eiko Yoneki
MDM
2009
Springer
141views Communications» more  MDM 2009»
14 years 2 months ago
Constructing Hierarchical Representations of Indoor Spaces
Indoor spaces pose many challenges for spatial information systems, amongst them appropriate spatial communication. Compared to typical outdoor spaces, indoor spaces are clustered...
Kai-Florian Richter, Stephan Winter, Urs-Jakob R&u...