Sciweavers

ICASSP
2011
IEEE
13 years 2 months ago
Convergence results in distributed Kalman filtering
Abstract—The paper studies the convergence properties of the estimation error processes in distributed Kalman filtering for potentially unstable linear dynamical systems. In par...
Soummya Kar, Shuguang Cui, H. Vincent Poor, Jos&ea...
TSP
2010
13 years 5 months ago
Noisy data and impulse response estimation
Abstract--This paper investigates the impulse response estimation of linear time-invariant (LTI) systems when only noisy finitelength input-output data of the system is available. ...
Soosan Beheshti, Munther A. Dahleh
TWC
2008
169views more  TWC 2008»
13 years 10 months ago
Antenna subset diversity with non-ideal channel estimation
In modern wireless systems employing diversity techniques, combining all the available diversity branches may not be feasible due to complexity and resource constraints. To allevia...
Wesley M. Gifford, Moe Z. Win, Marco Chiani
TSP
2008
102views more  TSP 2008»
13 years 10 months ago
A Minimax Chebyshev Estimator for Bounded Error Estimation
We develop a nonlinear minimax estimator for the classical linear regression model assuming that the true parameter vector lies in an intersection of ellipsoids. We seek an estimat...
Yonina C. Eldar, Amir Beck, Marc Teboulle
SIGMETRICS
2008
ACM
128views Hardware» more  SIGMETRICS 2008»
13 years 10 months ago
Confident estimation for multistage measurement sampling and aggregation
Measurement, collection, and interpretation of network usage data commonly involves multiple stage of sampling and aggregation. Examples include sampling packets, aggregating them...
Edith Cohen, Nick G. Duffield, Carsten Lund, Mikke...
ISLPED
2007
ACM
109views Hardware» more  ISLPED 2007»
14 years 12 days ago
A multi-model power estimation engine for accuracy optimization
RTL power macromodeling is a mature research topic with a variety of equation and table-based approaches. Despite its maturity, macromodeling is not yet widely accepted as an indu...
Felipe Klein, Guido Araujo, Rodolfo Azevedo, Rober...
EUC
2005
Springer
14 years 4 months ago
Self Location Estimation Scheme Using ROA in Wireless Sensor Networks
Abstract. In wireless channel environments, location estimation error is inevitable when we use the ROA(Received signal strength Of Arrival) for location estimation. Because of mul...
Yun Kyung Lee, Eui Hyeok Kwon, Jae-Sung Lim
WOWMOM
2005
ACM
115views Multimedia» more  WOWMOM 2005»
14 years 4 months ago
Precise Distributed Localization Algorithms for Wireless Networks
We propose in this paper reliable and precise distributed localization algorithms for wireless networks: iterative multidimensional scaling (IT-MDS) and simulated annealing multid...
Saad Biaz, Yiming Ji
COMSWARE
2006
IEEE
14 years 4 months ago
Spread-based heuristic for sensor selection in sensor networks
In this paper we propose a method for selecting an appropriate subset of sensors with a view to minimize estimation error while tracking a target with sensors spread across in a 2...
Vaishali P. Sadaphal, Bijendra N. Jain
ICC
2007
IEEE
14 years 5 months ago
Soft Estimation of Time-Varying Frequency Selective Channels Using Kalman Smoothing
— This paper addresses soft estimation of time-varying frequency selective channels using Kalman smoothing. The proposed estimator uses soft extrinsic information provided by a c...
Valery Ramon, Cédric Herzet, Xavier Wautele...