Search Results for author: Aya Mostafa Ahmed

Found 5 papers, 0 papers with code

Resilient Sparse Array Radar with the Aid of Deep Learning

no code implementations21 Jun 2023 Aya Mostafa Ahmed, Udaya S. K. P. Miriya Thanthrige, Aydin Sezgin, Fulvio Gini

In this paper, we address the problem of direction of arrival (DOA) estimation for multiple targets in the presence of sensor failures in a sparse array.

Denoising

Deep Learning for DOA Estimation in MIMO Radar Systems via Emulation of Large Antenna Arrays

no code implementations27 Jul 2020 Aya Mostafa Ahmed, Udaya Sampath K. P. Miriya Thanthrige, Aly El Gamal, Aydin Sezgin

We further analyze the best choice for the training SNR as a function of the test SNR, and observe dramatic changes in the behavior of this function for different angle ranges.

Direction of Arrival Estimation

Deep Autoencoders for DOA Estimation of Coherent Sources using Imperfect Antenna Array

no code implementations6 May 2020 Aya Mostafa Ahmed, Omar Eissa, Aydin Sezgin

In this paper a robust algorithm for DOA estimation of coherent sources in presence of antenna array imperfections is presented.

Position

Supervised Learning Based Super-Resolution DoA Estimation Utilizing Antenna Array Extrapolation

no code implementations6 Sep 2019 Udaya Sampath K. P. Miriya Thanthrige, Aya Mostafa Ahmed, Aydin Sezgin

In this paper, we introduce a novel algorithm that can dramatically reduce the number of antenna elements needed to accurately predict the direction of arrival (DOA) for multiple input multiple output (MIMO) radar.

Dictionary Learning Super-Resolution

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