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An algorithm based on compressive sensing (CS) is proposed for synthetic aperture radar (SAR) imaging of moving targets. The received SAR echo is decomposed into the sum of basis sub-signals, which are generated by discretizing the target…

信息论 · 计算机科学 2011-04-07 Jun Wang , Gang Li , Hao Zhang , Xiqin Wang

High-definition (HD) maps are evolving from pre-annotated to real-time construction to better support autonomous driving in diverse scenarios. However, this process is hindered by low-quality input data caused by onboard sensors limited…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Bingyuan Huang , Guanyi Zhao , Qian Xu , Yang Lou , Yung-Hui Li , Jianping Wang

Automotive targets undergoing turns in road junctions offer large synthetic apertures over short dwell times to automotive radars that can be exploited for obtaining fine cross-range resolution. Likewise, the wide bandwidths of the…

信号处理 · 电气工程与系统科学 2022-09-28 Shobha Sundar Ram

We present the first theoretical framework for applying spiking neural networks (SNNs) to synthetic aperture radar (SAR) interferometric phase unwrapping. Despite extensive research in both domains, our comprehensive literature review…

神经与进化计算 · 计算机科学 2025-06-27 Marc Bara

Simulation of x-ray projection images plays an important role in cone beam CT (CBCT) related research projects. A projection image contains primary signal, scatter signal, and noise. It is computationally demanding to perform accurate and…

医学物理 · 物理学 2015-06-04 Xun Jia , Hao Yan , Laura Cervino , Michael Folkerts , Steve B. Jiang

Supervised machine learning requires a large amount of labeled data to achieve proper test results. However, generating accurately labeled segmentation maps on remote sensing imagery, including images from synthetic aperture radar (SAR), is…

Hyperspectral images are crucial for many research works. Spectral super-resolution (SSR) is a method used to obtain high spatial resolution (HR) hyperspectral images from HR multispectral images. Traditional SSR methods include…

图像与视频处理 · 电气工程与系统科学 2020-12-09 Jiang He , Jie Li , Qiangqiang Yuan , Huanfeng Shen , Liangpei Zhang

This paper introduces a novel scheme to progressively estimate interferometric phases from a stack of synthetic aperture radar (SAR) images. The scheme is shown to yield comparable performance to full-covariance algorithms for a realistic…

信号处理 · 电气工程与系统科学 2020-10-07 Francesco De Zan

Building height retrieval from synthetic aperture radar (SAR) imagery is of great importance for urban applications, yet highly challenging owing to the complexity of SAR data. This paper addresses the issue of building height retrieval in…

图像与视频处理 · 电气工程与系统科学 2021-11-19 Yao Sun , Lichao Mou , Yuanyuan Wang , Sina Montazeri , Xiao Xiang Zhu

3D Gaussian Splatting has gained widespread adoption across diverse applications due to its exceptional rendering performance and visual quality. While most existing methods rely on rasterization to render Gaussians, recent research has…

图形学 · 计算机科学 2026-01-29 Junseo Lee , Sangyun Jeon , Jungi Lee , Junyong Park , Jaewoong Sim

Synthetic Aperture Radar (SAR) images are commonly utilized in military applications for automatic target recognition (ATR). Machine learning (ML) methods, such as Convolutional Neural Networks (CNN) and Graph Neural Networks (GNN), are…

计算机视觉与模式识别 · 计算机科学 2024-01-08 Sasindu Wijeratne , Bingyi Zhang , Rajgopal Kannan , Viktor Prasanna , Carl Busart

Ground penetrating radar mounted on micro aerial vehicle (MAV) is a promising tool to assist humanitarian landmine clearance. However, the quality of synthetic aperture radar images depends on accurate and precise motion estimation of the…

The vast accessibility of Synthetic Aperture Radar (SAR) images through online portals has propelled the research across various fields. This widespread use and easy availability have unfortunately made SAR data susceptible to malicious…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Sara Mandelli , Edoardo Daniele Cannas , Paolo Bestagini , Stefano Tebaldini , Stefano Tubaro

Computer vision (CV) models for detection, prediction or classification tasks operate on video data-streams that are often degraded in the real world, due to deployment in real-time or on resource-constrained hardware. It is therefore…

计算机视觉与模式识别 · 计算机科学 2025-05-28 Simon Malzard , Nitish Mital , Richard Walters , Victoria Nockles , Raghuveer Rao , Celso M. De Melo

The advancement of multi-channel synthetic aperture radar (SAR) system is considered as an upgraded technology for surveillance activities. SAR sensors onboard provide data for coastal ocean surveillance and a view of the oceanic surface…

计算机视觉与模式识别 · 计算机科学 2023-04-25 Surya Prakash Tiwari , Sudhir Kumar Chaturvedi , Subhrangshu Adhikary , Saikat Banerjee , Sourav Basu

Measuring scattered light is central to many laser-based gas diagnostic techniques, e.g., coherent anti-Stokes Raman spectroscopy (CARS) and filtered Rayleigh scattering (FRS). To produce quantitative measurements with such techniques, a…

计算物理 · 物理学 2020-05-18 Gregory J. Hunt , Cody R. Ground , Robin L. Hunt

For operational regional synthetic aperture radar (SAR) reconnaissance, mission success depends not only on geometric visibility but also on whether geometric feasibility, prescribed imaging quality, and timely data delivery can be met…

地球物理 · 物理学 2026-04-22 Linhong Li , Qi Feng , Kebo Li , Yangang Liang

Multi-view Synthetic Aperture Radar (SAR) imaging can effectively enhance the performance of tasks such as automatic target recognition and image information fusion. Unmanned aerial vehicles (UAVs) have the advantages of flexible deployment…

系统与控制 · 电气工程与系统科学 2025-05-23 Deyu Song , Xiangyin Zhang , Zipei Yu , Kaiyu Qin

The effectiveness of Recurrent Neural Networks (RNNs) for tasks such as Automatic Speech Recognition has fostered interest in RNN inference acceleration. Due to the recurrent nature and data dependencies of RNN computations, prior work has…

机器学习 · 计算机科学 2023-05-23 Reza Yazdani , Olatunji Ruwase , Minjia Zhang , Yuxiong He , Jose-Maria Arnau , Antonio Gonzalez

Line laser scanners are a sub-type of structured light 3D scanners that are relatively common devices to find within the industrial setting, typically in the context of assembly, process control, and welding. Despite its extensive use,…

计算机视觉与模式识别 · 计算机科学 2021-04-13 Sebastian Grans , Lars Tingelstad
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