English
Related papers

Related papers: Rethinking SAR ATR: A Target-Aware Frequency-Spati…

200 papers

Existing methods to recover model accuracy on analog-digital hardware in the presence of quantization and analog noise include noise-injection training. However, it can be slow in practice, incurring high computational costs, even when…

Machine Learning · Computer Science 2023-06-06 Lakshmi Nair , Darius Bunandar

Benefited from the rapid and sustainable development of synthetic aperture radar (SAR) sensors, change detection from SAR images has received increasing attentions over the past few years. Existing unsupervised deep learning-based methods…

Image and Video Processing · Electrical Eng. & Systems 2022-03-15 Junjie Wang , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

Over the past decade, Interferometric Synthetic Aperture Radar (InSAR) has become a successful remote sensing technique. However, during the acquisition step, microwave reflections received at satellite are usually disturbed by strong…

Image and Video Processing · Electrical Eng. & Systems 2020-05-28 Xinyao Sun , Aaron Zimmer , Subhayan Mukherjee , Navaneeth Kamballur Kottayil , Parwant Ghuman , Irene Cheng

In this paper, a multilingual end-to-end framework, called as ATCSpeechNet, is proposed to tackle the issue of translating communication speech into human-readable text in air traffic control (ATC) systems. In the proposed framework, we…

Computation and Language · Computer Science 2021-02-18 Yi Lin , Bo Yang , Linchao Li , Dongyue Guo , Jianwei Zhang , Hu Chen , Yi Zhang

Synthetic Aperture Radar (SAR) images are prone to be contaminated by noise, which makes it very difficult to perform target recognition in SAR images. Inspired by great success of very deep convolutional neural networks (CNNs), this paper…

Computer Vision and Pattern Recognition · Computer Science 2021-11-01 Moussa Amrani , Abdelatif Bey , Abdenour Amamra

In synthetic aperture radar (SAR), images are formed by focusing the response of stationary objects to a single spatial location. On the other hand, moving targets cause phase errors in the standard formation of SAR images that cause…

Information Theory · Computer Science 2013-02-20 Gregory E. Newstadt , Edmund G. Zelnio , Alfred O. Hero

Tomorrow's robots will need to distinguish useful information from noise when performing different tasks. A household robot for instance may continuously receive a plethora of information about the home, but needs to focus on just a small…

Conventional deep neural network (DNN)-based speech enhancement (SE) approaches aim to minimize the mean square error (MSE) between enhanced speech and clean reference. The MSE-optimized model may not directly improve the performance of an…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-13 Yih-Liang Shen , Chao-Yuan Huang , Syu-Siang Wang , Yu Tsao , Hsin-Min Wang , Tai-Shih Chi

Utilizing electromagnetic scattering information for SAR data interpretation is currently a prominent research focus in the SAR interpretation domain. Graph Neural Networks (GNNs) can effectively integrate domain-specific physical knowledge…

Image and Video Processing · Electrical Eng. & Systems 2025-05-14 Xuying Xiong , Xinyu Zhang , Weidong Jiang , Li Liu , Yongxiang Liu , Tianpeng Liu

Change detection (CD) in remote sensing aims to identify semantic differences between satellite images captured at different times. While deep learning has significantly advanced this field, existing approaches based on convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Durgesh Ameta , Ujjwal Mishra , Praful Hambarde , Amit Shukla

Speckle reduction is a key step in many remote sensing applications. By strongly affecting synthetic aperture radar (SAR) images, it makes them difficult to analyse. Due to the difficulty to model the spatial correlation of speckle, a deep…

Image and Video Processing · Electrical Eng. & Systems 2021-04-14 Emanuele Dalsasso , Loïc Denis , Florence Tupin

Aircraft detection in Synthetic Aperture Radar (SAR) imagery is a challenging task in SAR Automatic Target Recognition (SAR ATR) areas due to aircraft's extremely discrete appearance, obvious intraclass variation, small size and serious…

Computer Vision and Pattern Recognition · Computer Science 2022-01-20 Yan Zhao , Lingjun Zhao , Zhong Liu , Dewen Hu , Gangyao Kuang , Li Liu

Radio speech echo is a specific phenomenon in the air traffic control (ATC) domain, which degrades speech quality and further impacts automatic speech recognition (ASR) accuracy. In this work, a time-domain recognition-oriented speech…

Sound · Computer Science 2024-07-31 Xincheng Yu , Dongyue Guo , Jianwei Zhang , Yi Lin

Synthetic aperture radar (SAR) image change detection is a critical yet challenging task in the field of remote sensing image analysis. The task is non-trivial due to the following challenges: Firstly, intrinsic speckle noise of SAR images…

Image and Video Processing · Electrical Eng. & Systems 2021-10-19 Yunhao Gao , Feng Gao , Junyu Dong , Qian Du , Heng-Chao Li

Synthetic aperture radar (SAR) imagery exhibits intrinsic information sparsity due to its unique electromagnetic scattering mechanism. Despite the widespread adoption of deep neural network (DNN)-based SAR automatic target recognition…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Yiming Zhang , Weibo Qin , Yuntian Liu , Feng Wang

Aircraft recognition in synthetic aperture radar (SAR) imagery is a fundamental mission in both military and civilian applications. Recently deep learning (DL) has emerged a dominant paradigm for its explosive performance on extracting…

Computer Vision and Pattern Recognition · Computer Science 2025-04-24 Qishan He , Lingjun Zhao , Ru Luo , Siqian Zhang , Lin Lei , Kefeng Ji , Gangyao Kuang

Three-dimensional synthetic aperture radar (3D SAR) is an advanced active microwave imaging technology widely utilized in remote sensing area. To achieve high-resolution 3D imaging,3D SAR requires observations from multiple aspects and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Da Li , Guoqiang Zhao , Chen Yao , Kaiqiang Zhu , Houjun Sun , Jiacheng Bao , Maokun Li

Noise-robust automatic speech recognition (ASR) has been commonly addressed by applying speech enhancement (SE) at the waveform level before recognition. However, speech-level enhancement does not always translate into consistent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-09 Da-Hee Yang , Joon-Hyuk Chang

Few-shot learning (FSL) enables machine learning models to generalize effectively with minimal labeled data, making it crucial for data-scarce domains such as healthcare, robotics, and natural language processing. Despite its potential, FSL…

Machine Learning · Computer Science 2025-01-24 Rishabh Agrawal

Going beyond few-shot action recognition (FSAR), cross-domain FSAR (CDFSAR) has attracted recent research interests by solving the domain gap lying in source-to-target transfer learning. Existing CDFSAR methods mainly focus on joint…

Computer Vision and Pattern Recognition · Computer Science 2025-04-04 Yilong Wang , Zilin Gao , Qilong Wang , Zhaofeng Chen , Peihua Li , Qinghua Hu