Distributed nonlinear polynomial adaptive graph filter based on diffusion conjugate gradient strategy

W Wang, K Doğançay - … Transactions on Circuits and Systems II …, 2023 - ieeexplore.ieee.org
This brief investigates distributed and adaptive estimation of streaming data based nonlinear
graph filters. To begin with, a new distributed polynomial filter for nonlinear graphs is …

A robust proportionate graph recursive least squares algorithm for adaptive graph signal recovery

AN Sadigh, H Zayyani, M Korki - IEEE Transactions on Circuits …, 2024 - ieeexplore.ieee.org
In this brief, we propose a robust proportionate Recursive Least Square (RLS) algorithm to
address the problem of adaptive graph signal recovery in the presence of impulsive noise. In …

Robust logarithmic hyperbolic cosine adaptive filtering over graph signals

P Cai, S Wang, Y Zheng, Z Guo - Digital Signal Processing, 2024 - Elsevier
Graph signal processing (GSP) has two methods including graph Fourier transform (GFT)
and graph shift-operator (GSO) for dealing with the graph signal used for adaptive filtering …

Robust adaptive generalized correntropy-based smoothed graph signal recovery with a kernel width learning

R Torkamani, H Zayyani, M Korki, F Marvasti - Signal, Image and Video …, 2025 - Springer
This paper proposes a robust adaptive algorithm for smooth graph signal recovery which is
based on generalized correntropy. A proper cost function is defined, which takes the …

[HTML][HTML] Bayesian reconstruction of Cartesian product graph signals with general patterns of missing data

E Antonian, GW Peters, M Chantler - Journal of the Franklin Institute, 2024 - Elsevier
In this paper, we address the challenge of signal reconstruction on Cartesian product
graphs, which frequently arises in applications where node-level data may be corrupted by …

Graph signal recovery using variational Bayes in Fourier pairs with Cramér–Rao bounds

R Torkamani, A Amini, H Zayyani, M Korki - Signal Processing, 2024 - Elsevier
In this paper, the graph signal recovery problem is addressed by employing an aggregation
of samples in the vertex domain and the Fourier graph transform domain. The statistical …

Distributed Adaptive Thresholding Graph Recursive Least Squares Algorithm

N Maleki, M Azghani, N Sadeghi - Circuits, Systems, and Signal …, 2024 - Springer
In this paper, we present a novel approach for the reconstruction of sparse graph signals
using a distributed adaptive thresholding recursive least squares algorithm. Our proposed …

A shrinkage adaptive filtering algorithm with graph filter models

W Shuai, H Ni, J Wu, Z Lin, WX Yan… - Signal, Image and Video …, 2024 - Springer
In this study, we focus on an adaptive filtering algorithm that utilizes variable step-size and
incorporates graph filter models within the realm of graph signal processing. The algorithm …

An Extended Gradient Method for Smooth and Strongly Convex Functions

X Zhang, S Liu, N Zhao - Mathematics, 2023 - mdpi.com
In this work, we introduce an extended gradient method that employs the gradients of the
preceding two iterates to construct the search direction for the purpose of solving the …

Distributed state estimation with compressed and synchronized auxiliary particle filters using graph theory

I Maghsudlu, MR Danaee, H Arezumand - Discover Electronics, 2024 - Springer
In this paper, we propose a novel compressed distributed auxiliary particle filter that uses
graph theory (CDAPF-GT) to reduce the communication cost and improve the estimation …