Bridging a gap in SAR-ATR: Training on fully synthetic and testing on measured data

N Inkawhich, MJ Inkawhich, EK Davis… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
Obtaining measured synthetic aperture radar (SAR) data for training automatic target
recognition (ATR) models can be too expensive (in terms of time and money) and complex …

SAR image formation toolbox for MATLAB

LRA Gorham, LJ Moore - Algorithms for Synthetic Aperture …, 2010 - spiedigitallibrary.org
While many synthetic aperture radar (SAR) image formation techniques exist, two of the
most intuitive methods for implementation by SAR novices are the matched filter and …

Review of recent advances in AI/ML using the MSTAR data

E Blasch, U Majumder, E Zelnio… - Algorithms for Synthetic …, 2020 - spiedigitallibrary.org
Over the past decades, there have been many approaches to synthetic aperture radar (SAR)
automatic target recognition (ATR). ATR includes detection, classification, and identification …

Target recognition in SAR images by deep learning with training data augmentation

Z Geng, Y Xu, BN Wang, X Yu, DY Zhu, G Zhang - Sensors, 2023 - mdpi.com
Mass production of high-quality synthetic SAR training imagery is essential for boosting the
performance of deep-learning (DL)-based SAR automatic target recognition (ATR) …

Study of the airborne circular synthetic aperture radar imaging technology

AN Daoxiang, C Leping, F Dong, H Xiaotao, Z Zhimin - 雷达学报, 2020 - radars.ac.cn
Abstract Circular Synthetic Aperture Radar (CSAR) is a novel imaging mode, which has the
advantages of all-directional observation, high spatial resolution, and three-dimensional …

Open set recognition for automatic target classification with rejection

MD Scherreik, BD Rigling - IEEE Transactions on Aerospace …, 2016 - ieeexplore.ieee.org
Training sets for supervised classification tasks are usually limited in scope and only contain
examples of a few classes. In practice, classes that were not seen in training are given …

Training SAR-ATR models for reliable operation in open-world environments

NA Inkawhich, EK Davis, MJ Inkawhich… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
Training deep learning-based synthetic aperture radar automatic target recognition (SAR-
ATR) systems for use in an “open-world” operating environment has, thus far proven difficult …

A global model approach to robust few-shot SAR automatic target recognition

N Inkawhich - IEEE Geoscience and Remote Sensing Letters, 2023 - ieeexplore.ieee.org
In real-world scenarios, it may not always be possible to collect hundreds of labeled
samples per class for training deep-learning-based synthetic aperture radar (SAR) …

Numax: A convex approach for learning near-isometric linear embeddings

C Hegde, AC Sankaranarayanan, W Yin… - IEEE Transactions …, 2015 - ieeexplore.ieee.org
We propose a novel framework for the deterministic construction of linear, near-isometric
embeddings of a finite set of data points. Given a set of training points X⊂\BBR N, we …

Target recognition via discriminant information and geometrical structure co-learning using radar sensor network

H Wan, X Si, P Zhu, J Liang - Pattern Recognition, 2025 - Elsevier
The target recognition system based on radar sensor network (RSN) has recently been
widely studied in radar automatic target recognition (RATR). The system can observe the …