Search Results for author: Mehdi Korki

Found 10 papers, 0 papers with code

Markovian Block Sparse Signal Detection Using One Bit Measurements

no code implementations17 Mar 2024 Alireza Hariri, Hadi Zayyani, Mehdi Korki

This paper presents a novel sparse signal detection scheme designed for a correlated Markovian Bernoulli-Gaussian sparse signal model, which can equivalently be viewed as a block sparse signal model.

Double-Private Distributed Estimation Algorithm Using Differential Privacy and a Key-Like Proportionate Matrix with Its Performance Analysis

no code implementations17 Mar 2024 Mehdi Korki, Fatemehsadat Hosseiniamin, Hadi Zayyani, Mehdi Bekrani

In this brief, we present an enhanced privacy-preserving distributed estimation algorithm, referred to as the ``Double-Private Algorithm," which combines the principles of both differential privacy (DP) and cryptography.

Privacy Preserving

Second-Order Nonlinearity Estimated and Compensated Diffusion LMS Algorithm: Theoretical Upper Bound, Cramer-Rao Lower bound, and Convergence Analysis

no code implementations17 Mar 2024 Hadi Zayyani, Mehdi Korki

In this paper, an algorithm for estimation and compensation of second-order nonlinearity in wireless sensor setwork (WSN) in distributed estimation framework is proposed.

Diffusion LMS for Distributed Estimation over Wireless Networks with Inter-Node Interference Perturbation

no code implementations18 Mar 2023 Mohammadjavad Mirzazadeh Moallem, Mehdi Korki

In this paper, we investigate the diffusion least mean square (DLMS) algorithm over fading channel, where in addition to channel noise and path-loss the inter-node-interference (INI) among neighboring nodes of a host node is also taken into account.

Proportionate Adaptive Graph Signal Recovery

no code implementations20 Sep 2022 Razieh Torkamani, Hadi Zayyani, Mehdi Korki

The first algorithm is the Proportionate-type Graph LMS (Pt-GLMS) algorithm which simply uses a gain matrix in the recursion process of the LMS algorithm and accelerates the convergence of the Pt-GLMS algorithm compared to the LMS algorithm.

Vocal Bursts Type Prediction

Double-detector for Sparse Signal Detection from One Bit Compressed Sensing Measurements

no code implementations2 Jul 2016 Hadi Zayyani, Farzan Haddadi, Mehdi Korki

This letter presents the sparse vector signal detection from one bit compressed sensing measurements, in contrast to the previous works which deal with scalar signal detection.

Dictionary Learning for Blind One Bit Compressed Sensing

no code implementations30 Aug 2015 Hadi Zayyani, Mehdi Korki, Farrokh Marvasti

In the blind one bit compressed sensing framework, the original signal to be reconstructed from one bit linear random measurements is sparse in an unknown domain.

Dictionary Learning

Bayesian Hypothesis Testing for Block Sparse Signal Recovery

no code implementations22 Aug 2015 Mehdi Korki, Hadi Zayyani, Jingxin Zhang

The Block-BHTA comprises the detection and recovery of the supports, and the estimation of the amplitudes of the block sparse signal.

Two-sample testing

Iterative Bayesian Reconstruction of Non-IID Block-Sparse Signals

no code implementations7 Dec 2014 Mehdi Korki, Jingxin Zhang, Cishen Zhang, Hadi Zayyani

Unlike the existing algorithms for block sparse signal recovery which assume the cluster structure of the nonzero elements of the unknown signal to be independent and identically distributed (i. i. d.

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