Diffusion-based Kalman iterative thresholding for compressed sampling recovery over network

F Ansari-Ram, A Ebrahimi-Moghadam, M Khademi… - Signal Processing, 2023 - Elsevier
Network-based CS recovery is used for faster processing of large-scale data, as well as for
sensor networks where the observation vector and sampling matrix are distributed. In this …

Clipping-based PAPR reduction of optical OFDM signals using compressive sensing: Bayesian signal reconstruction approach

G Azarnia, AA Sharifi - Optical Fiber Technology, 2021 - Elsevier
Peak-to-average power ratio (PAPR) is the main challenge of the conventional and optical
orthogonal frequency division multiplexing (OFDM) systems. In this paper, we implement the …

Diffusion fractional tap-length algorithm with adaptive error width and step-size

G Azarnia - Circuits, Systems, and Signal Processing, 2022 - Springer
Estimation in a cooperative and distributed manner in wireless sensor networks (WSNs) has
considered much attention in recent years. When this distributed estimation is performed …

A variable tap-length DILMS algorithm with variable parameters for wireless sensor networks

G Azarnia, M Hassanlou - International Journal of Sensor …, 2021 - inderscienceonline.com
In most applications, the estimation of the filter length, along with the adoption of the filter
coefficients, is an exact requirement. Accordingly, followed the stand-alone adaptive filters …

Fully cooperative and distributed focal underdetermined system solver compressive sensing recovery algorithm for wireless sensor networks

G Azarnia, AA Sharifi - International Journal of Communication …, 2022 - Wiley Online Library
The designed algorithms for wireless sensor networks (WSNs) should not impose a high
computational load on sensor nodes because they are battery‐powered devices. To …

Robust information filtering for distributed networks using mixed Gaussian distribution

H Zhu, Z Wang, X Li - Digital Signal Processing, 2023 - Elsevier
This paper proposes a robust distributed state estimation algorithm for sensor networks. In a
distributed sensor network, sensor nodes may be affected by outliers and thus influence the …

Steady-state analysis of distributed incremental variable fractional tap-length LMS adaptive networks

G Azarnia, AA Sharifi - Wireless Networks, 2021 - Springer
Recently, cooperative and distributed processing has been attracted a lot of attention,
especially in wireless sensor networks, to prolong the network's lifetime. So, distributed …

Distribution agnostic Bayesian compressive sensing with incremental support estimation

G Azarnia - Multidimensional Systems and Signal Processing, 2022 - Springer
In most compressive sensing algorithms, such as L1-optimization and greedy family
techniques, the only a priori information utilized in the reconstruction procedure is the …

Steady-state analysis of diffusion least-mean squares with deficient length over wireless sensor networks

G Azarnia - Computing, 2023 - Springer
In recent years, distributed adaptive processing has received much attention from both
theoretical and practical aspects. One of the efficient cooperation structures in distributed …

Distributed Primal-Dual Algorithm with Variable Parameters and Bidirectional Incremental Cooperation

G Azarnia - 2023 - sid.ir
Special conditions of wireless sensor networks, such as energy limitation, make it essential
to accelerate the convergence of algorithms in this field, especially in the distributed …