Search Results for author: Martins Ezuma

Found 8 papers, 0 papers with code

A Survey on Detection, Classification, and Tracking of Aerial Threats using Radar and Communications Systems

no code implementations8 Feb 2024 Wahab Khawaja, Martins Ezuma, Vasilii Semkin, Fatih Erden, Ozgur Ozdemir, Ismail Guvenc

Radar systems are further divided into conventional and modern radar systems, while communication systems can be used for joint communications and sensing (JC&S) in active mode and act as a source of illumination to passive radars for DCT-U.

A Survey on Detection, Tracking, and Classification of Aerial Threats using Radars and Communications Systems

no code implementations18 Nov 2022 Wahab Khawaja, Martins Ezuma, Vasilii Semkin, Fatih Erden, Ozgur Ozdemir, Ismail Guvenc

Finally, limitations of radar systems and comparison with other techniques that do not rely on radars for detection, tracking, and classification of aerial threats are provided.

Classification

Comparative Analysis of Radar Cross Section Based UAV Classification Techniques

no code implementations17 Dec 2021 Martins Ezuma, Chethan Kumar Anjinappa, Vasilii Semkin, Ismail Guvenc

The study concludes that while the SL algorithms achieved good classification accuracy, the computational time was relatively long when compared to the ML and DL algorithms.

Classification

Hierarchical Learning Framework for UAV Detection and Identification

no code implementations10 Jul 2021 Olusiji O Medaiyese, Martins Ezuma, Adrian P Lauf, Ayodeji A Adeniran

While several RF devices (i. e., Bluetooth and WiFi devices) operate in the same frequency band as UAVs, the proposed framework utilizes a semi-supervised learning approach for the detection of UAV or UAV's control signals in the presence of other wireless signals such as Bluetooth and WiFi.

Denoising

Semi-supervised Learning Framework for UAV Detection

no code implementations14 Apr 2021 Olusiji O Medaiyese, Martins Ezuma, Adrian P Lauf, Ismail Guvenc

The use of supervised learning with various sensing techniques such as audio, visual imaging, thermal sensing, RADAR, and radio frequency (RF) have been widely applied in the detection of unmanned aerial vehicles (UAV) in an environment.

Radar Cross Section Based Statistical Recognition of UAVs at Microwave Frequencies

no code implementations23 Feb 2021 Martins Ezuma, Chethan Kumar Anjinappa, Mark Funderburk, Ismail Guvenc

This paper presents a radar cross-section (RCS)-based statistical recognition system for identifying/ classifying unmanned aerial vehicles (UAVs) at microwave frequencies.

Model Selection

Wavelet Transform Analytics for RF-Based UAV Detection and Identification System Using Machine Learning

no code implementations23 Feb 2021 Olusiji Medaiyese, Martins Ezuma, Adrian P. Lauf, Ismail Guvenc

By using the wavelet scattering transform to extract signatures (scattergrams) from the steady state of the RF signals at 30 dB SNR, and using these scattergrams to train SqueezeNet, we achieved an accuracy of 98. 9% at 10 dB SNR.

BIG-bench Machine Learning

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