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MM
2009
ACM
14 years 1 months ago
2009
ACM
As more and more video content is made available and accessed on-demand, content and service providers face challenges of scale. Today’s delivery mechanisms, especially unicast,...
MOBILITY
2009
ACM
14 years 1 months ago
2009
ACM
MANETs are self-organizing networks composed of mobile wireless nodes with often scarce resources. Distributed applications based on the P2P paradigm are by nature good candidates...
SIGIR
2009
ACM
14 years 1 months ago
2009
ACM
A number of online video social networks, out of which YouTube is the most popular, provides features that allow users to post a video as a response to a discussion topic. These f...
SEMWEB
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper presents the ’Media Watch on Climate Change’, an interactive Web portal that combines a portfolio of semantic services with a visual interface based on tig...
SACMAT
2003
ACM
14 years 18 days ago
2003
ACM
Authorization policy infrastructures are evolving with the complex environments that they support. However, the requirements and technologies supporting context are not yet well u...