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VTC
2007
IEEE
14 years 2 months ago
Decision Directed Channel Estimation Employing Projection Approximation Subspace Tracking
— The attainable capacity and integrity of a state-of-the-art broadband multi-carrier communication system is highly sensitive to the accuracy of the information available concer...
Jos Akhtman, Lajos Hanzo
AMFG
2005
IEEE
181views Biometrics» more  AMFG 2005»
14 years 1 months ago
An Integrated Two-Stage Framework for Robust Head Pose Estimation
Abstract. Subspace analysis has been widely used for head pose estimation. However, such techniques are usually sensitive to data alignment and background noise. In this paper a tw...
Junwen Wu, Mohan M. Trivedi
INFOCOM
2003
IEEE
14 years 1 months ago
Kalman Filter Estimation of the Number of Competing Terminals in an IEEE 802.11 network
Abstract— Throughput performance of the IEEE 802.11 Distributed Coordination Function (DCF) is very sensitive to the number n of competing stations. The contribute of this paper ...
Giuseppe Bianchi, Ilenia Tinnirello
PR
2007
100views more  PR 2007»
13 years 7 months ago
Estimation of skew angles for scanned documents based on piecewise covering by parallelograms
We propose a fast and robust skew estimation method for scanned documents that estimates skew angles based on piecewise covering of objects, such as textlines, figures, forms, or...
Chien-Hsing Chou, Shih-Yu Chu, Fu Chang
PVLDB
2008
127views more  PVLDB 2008»
13 years 7 months ago
Hashed samples: selectivity estimators for set similarity selection queries
We study selectivity estimation techniques for set similarity queries. A wide variety of similarity measures for sets have been proposed in the past. In this work we concentrate o...
Marios Hadjieleftheriou, Xiaohui Yu, Nick Koudas, ...