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Ali H. Sayed
Researcher at École Polytechnique Fédérale de Lausanne
Publications - 766
Citations - 39568
Ali H. Sayed is an academic researcher from École Polytechnique Fédérale de Lausanne. The author has contributed to research in topics: Adaptive filter & Optimization problem. The author has an hindex of 81, co-authored 728 publications receiving 36030 citations. Previous affiliations of Ali H. Sayed include Harbin Engineering University & University of California, Los Angeles.
Papers
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Journal ArticleDOI
The finite-length multi-input multi-output MMSE-DFE
Naofal Al-Dhahir,Ali H. Sayed +1 more
TL;DR: A new theoretical framework is introduced for analyzing the performance of a finite length minimum-mean-square error decision feedback equalizer (MMSE-DFE) in a multi-input multi-output (MIMO) environment and quantifies the diversity performance improvement as a function of the number of transmit/receive antennas and equalizer taps.
Book ChapterDOI
Diffusion adaptation over networks
TL;DR: Adaptive networks are well suited to perform decentralized information processing and optimization tasks and to model various types of self-organized and complex behavior encountered in nature as discussed by the authors, where agents are linked together through a connection topology, and they cooperate with each other through local interactions to solve distributed optimization, estimation, and inference problems in real-time.
Journal ArticleDOI
Mean-square performance of a family of affine projection algorithms
Hyun-Chool Shin,Ali H. Sayed +1 more
TL;DR: A unified treatment of the mean-square error, tracking, and transient performances of a family of affine projection algorithms based on energy conservation arguments and does not restrict the regressors to specific models or to a Gaussian distribution.
Journal ArticleDOI
Multiuser Two-Way Amplify-and-Forward Relay Processing and Power Control Methods for Beamforming Systems
Jingon Joung,Ali H. Sayed +1 more
TL;DR: Numerical results show that the proposed multiuser two-way relay processing can efficiently eliminate both co-channel interference (CCI) and self-interference (SI).
Journal ArticleDOI
Diffusion Least-Mean Squares With Adaptive Combiners: Formulation and Performance Analysis
TL;DR: Simulation results show that the diffusion L MS algorithm with the proposed adaptive combiners outperforms those with existing static combiners and the incremental LMS algorithm, and that the theoretical analysis provides a good approximation of practical performance.