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» Network delay inference from additive metrics
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SODA
2004
ACM
91views Algorithms» more  SODA 2004»
13 years 10 months ago
Competitive analysis of organization networks or multicast acknowledgement: how much to wait?
We study, from the competitive analysis perspective, the trade off between communication cost and delay cost (or simply the sendor-wait dilemma) on a hierarchy (rooted tree). The p...
Carlos Brito, Elias Koutsoupias, Shailesh Vaya
GLOBECOM
2010
IEEE
13 years 6 months ago
Peer-Assisted Caching for Scalable Media Streaming in Wireless Backhaul Networks
Abstract--This paper presents a method for supporting wireless media streaming using a cache that is distributed across the mobile devices in the network. The performance of this s...
Hazem Gomaa, Geoffrey G. Messier, Robert J. Davies...
COOPIS
2004
IEEE
14 years 16 days 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
MOBIQUITOUS
2007
IEEE
14 years 3 months ago
Diffusion-based Approach to Deploying Wireless Sensors to Satisfy Coverage, Connectivity and Reliability
An important objective of wireless sensor networks (WSNs) is to reliably sense data about the environment in which they are deployed. Reliability in WSNs has been widely studied in...
Renita Machado, Sirin Tekinay
SDM
2012
SIAM
252views Data Mining» more  SDM 2012»
11 years 11 months ago
Learning from Heterogeneous Sources via Gradient Boosting Consensus
Multiple data sources containing different types of features may be available for a given task. For instance, users’ profiles can be used to build recommendation systems. In a...
Xiaoxiao Shi, Jean-François Paiement, David...