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TWC
2008
155views more  TWC 2008»
14 years 11 months ago
Distributed sensor network localization using SOCP relaxation
The goal of the sensor network localization problem is to determine positions of all sensor nodes in a network given certain pairwise noisy distance measurements and some anchor no...
Seshan Srirangarajan, Ahmed H. Tewfik, Zhi-Quan Lu...
GLOBECOM
2008
IEEE
15 years 6 months ago
Interference Reduction by Beamforming in Cognitive Networks
— We consider beamforming in a cognitive network with multiple primary users and secondary users sharing the same spectrum. In particular, we assume that each secondary transmitt...
Simon Yiu, Mai Vu, Vahid Tarokh
WSDM
2012
ACM
245views Data Mining» more  WSDM 2012»
13 years 7 months ago
The early bird gets the buzz: detecting anomalies and emerging trends in information networks
In this work we propose a novel approach to anomaly detection in streaming communication data. We first build a stochastic model for the system based on temporal communication pa...
Brian Thompson
ISCC
2002
IEEE
101views Communications» more  ISCC 2002»
15 years 4 months ago
Partial path protection for WDM networks: end-to-end recovery using local failure information
In this paper, we propose a new protection scheme, which we term partial path protection (PPP), to select endto-end backup paths using local information about network failures. PP...
Hungjen Wang, Eytan Modiano, Muriel Médard
IJWET
2008
108views more  IJWET 2008»
14 years 11 months ago
Web service workflow selection using system and network QoS constraints
: Web services serve as a leading technology platform for web-based data-centric environments providing flexibility of loose coupling, message-based communication. Interest in more...
Yannis Panagis, Konstantinos Papakonstantinou, Eva...