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CSIE
2009
IEEE
14 years 3 months ago
On the Effectiveness of Collaborative Tagging Systems for Describing Resources
This article investigates the effectiveness of community generated tags as social descriptors of resources uncoordinatedly annotated by community members. Our goal is to demonstra...
Jinsheng Xu, Christo Dichev, Albert C. Esterline, ...
GLOBECOM
2009
IEEE
14 years 3 months ago
Linear Beamforming for Multiuser MIMO Downlink Systems with Channel Orthogonalization
— Recently linear processing strategies have been developed to approach the optimum performance of dirty paper coding with low complexity in multiuser multiple-input multipleoutp...
Jin-Sung Kim, Sung Hyun Moon, Inkyu Lee
ICASSP
2009
IEEE
14 years 3 months ago
Sparse LMS for system identification
We propose a new approach to adaptive system identification when the system model is sparse. The approach applies the ℓ1 relaxation, common in compressive sensing, to improve t...
Yilun Chen, Yuantao Gu, Alfred O. Hero III
ICC
2009
IEEE
167views Communications» more  ICC 2009»
14 years 3 months ago
QoS Enhancement and Performance Evaluation of Ad-Hoc Routing Protocols for Rural Public Safety
—In this paper, we explore the feasibility of using Mobile Ad-hoc Networks (MANETs) for rural public safety. First, we discuss a QoS enhancement to a standard routing protocol, D...
Chad Bohannan, Li Zhang, Jian Tang, Richard S. Wol...
ICDAR
2009
IEEE
14 years 3 months ago
Learning and Adaptation for Improving Handwritten Character Recognizers
Writer independent handwriting recognition systems are limited in their accuracy, primarily due the large variations in writing styles of most characters. Samples from a single ch...
Naveen Chandra Tewari, Anoop M. Namboodiri