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As computers have become efficient at understanding visual information and transforming it into a written representation, research interest in tasks like automatic image captioning has seen a significant leap over the last few years. While…

Computation and Language · Computer Science 2022-05-31 Mohammad Faiyaz Khan , S. M. Sadiq-Ur-Rahman Shifath , Md Saiful Islam

In this paper, we study the optimization of the sensing accuracy of unmanned aerial vehicle (UAV)-based dual-baseline interferometric synthetic aperture radar (InSAR) systems. A swarm of three UAV-synthetic aperture radar (SAR) systems is…

Signal Processing · Electrical Eng. & Systems 2024-11-05 Mohamed-Amine Lahmeri , Víctor Mustieles-Pérez , Martin Vossiek , Gerhard Krieger , Robert Schober

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…

To translate synthetic aperture radar (SAR) image into interpretable forms for human understanding is the ultimate goal of SAR advanced information retrieval. Existing methods mainly focus on 3D surface reconstruction or local geometric…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Ziyu Yue , Ruixi You , Feng Xu

Recently, AI-generated image detection has gained increasing attention, as the rapid advancement of image generation technologies has raised serious concerns about their potential misuse. While existing detection methods have achieved…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Ju Yeon Kang , Jaehong Park , Semin Kim , Ji Won Yoon , Nam Soo Kim

Automatically generating a human-like description for a given image is a potential research in artificial intelligence, which has attracted a great of attention recently. Most of the existing attention methods explore the mapping…

Computer Vision and Pattern Recognition · Computer Science 2020-11-03 Feicheng Huang , Zhixin Li , Haiyang Wei , Canlong Zhang , Huifang Ma

We present Pix2Cap-COCO, the first panoptic pixel-level caption dataset designed to advance fine-grained visual understanding. To achieve this, we carefully design an automated annotation pipeline that prompts GPT-4V to generate…

Computer Vision and Pattern Recognition · Computer Science 2025-01-24 Zuyao You , Junke Wang , Lingyu Kong , Bo He , Zuxuan Wu

Synthetic aperture radar (SAR) is a well established technology in the field of Earth remote sensing. Over the years, the resolution of SAR images has been steadily improving and the pixel count increasing as a result of advances in the…

Quantum Physics · Physics 2025-11-03 Alessandro Giovagnoli , Sigurd Huber , Gerhard Krieger

Small satellite constellations provide daily global coverage of the earth's landmass, but image enrichment relies on automating key tasks like change detection or feature searches. For example, to extract text annotations from raw pixels…

Computer Vision and Pattern Recognition · Computer Science 2020-01-17 David Noever , Wes Regian , Matt Ciolino , Josh Kalin , Dom Hambrick , Kaye Blankenship

Satellite-based remote sensing is instrumental in the monitoring and mitigation of the effects of anthropogenic climate change. Large scale, high resolution data derived from these sensors can be used to inform intervention and policy…

Computer Vision and Pattern Recognition · Computer Science 2024-10-01 Matt Allen , Francisco Dorr , Joseph A. Gallego-Mejia , Laura Martínez-Ferrer , Anna Jungbluth , Freddie Kalaitzis , Raúl Ramos-Pollán

While deep learning techniques have an increasing impact on many technical fields, gathering sufficient amounts of training data is a challenging problem in remote sensing. In particular, this holds for applications involving data from…

Computer Vision and Pattern Recognition · Computer Science 2018-07-05 Michael Schmitt , Lloyd Haydn Hughes , Xiao Xiang Zhu

This work studies the semantic segmentation of 3D LiDAR data in dynamic scenes for autonomous driving applications. A system of semantic segmentation using 3D LiDAR data, including range image segmentation, sample generation, inter-frame…

Robotics · Computer Science 2018-09-05 Jilin Mei , Biao Gao , Donghao Xu , Wen Yao , Xijun Zhao , Huijing Zhao

Synthetic aperture radar (SAR) imaging, celebrated for its high resolution, all-weather capability, and day-night operability, is indispensable for maritime applications. However, ship detection in SAR imagery faces significant challenges,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Congxia Zhao , Xiongjun Fu , Jian Dong , Shen Cao , Chunyan Zhang

Automatic Target Recognition (ATR) in Synthetic aperture radar (SAR) images becomes a very challenging problem owing to containing high level noise. In this study, a machine learning-based method is proposed to detect different moving and…

Computer Vision and Pattern Recognition · Computer Science 2020-09-22 Umut Özkaya

We propose a weakly supervised approach for creating maps using free-form textual descriptions. We refer to this work of creating textual maps as zero-shot mapping. Prior works have approached mapping tasks by developing models that predict…

Computer Vision and Pattern Recognition · Computer Science 2024-04-15 Aayush Dhakal , Adeel Ahmad , Subash Khanal , Srikumar Sastry , Hannah Kerner , Nathan Jacobs

In this article, we introduce a novel algorithm for efficient near-field synthetic aperture radar (SAR) imaging for irregular scanning geometries. With the emergence of fifth-generation (5G) millimeter-wave (mmWave) devices, near-field SAR…

Signal Processing · Electrical Eng. & Systems 2023-05-04 Josiah Smith , Murat Torlak

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

Synthetic Aperture Radar (SAR) images have proven to be a valuable cue for multimodal Land Cover Classification (LCC) when combined with RGB images. Most existing studies on cross-modal fusion assume that consistent feature information is…

Image and Video Processing · Electrical Eng. & Systems 2024-12-06 Pan Zhang , Baochai Peng , Chaoran Lu , Quanjin Huang

Despite the advantages of all-weather and all-day high-resolution imaging, synthetic aperture radar (SAR) images are much less viewed and used by general people because human vision is not adapted to microwave scattering phenomenon.…

Computer Vision and Pattern Recognition · Computer Science 2019-10-10 Shilei Fu , Feng Xu , Ya-Qiu Jin

Remote sensing visual question answering (RSVQA) has been involved in several research in recent years, leading to an increase in new methods. RSVQA automatically extracts information from satellite images, so far only optical, and a…

Computer Vision and Pattern Recognition · Computer Science 2024-08-29 Lucrezia Tosato , Sylvain Lobry , Flora Weissgerber , Laurent Wendling