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相关论文: Boosting ship detection in SAR images with complem…

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Cross-modal ship re-identification (ReID) between optical and synthetic aperture radar (SAR) imagery is fundamentally challenged by the severe radiometric discrepancy between passive optical imaging and coherent active radar sensing. While…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Furui Chen , Han Wang , Yuhan Sun , Jianing You , Yixuan Lv , Zhuang Zhou , Hong Tan , Shengyang Li

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

Masked auto-encoders (MAE) and related approaches have shown promise for satellite imagery, but their application to synthetic aperture radar (SAR) remains limited due to challenges in semantic labeling and high noise levels. Building on…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Nevrez Imamoglu , Ali Caglayan , Toru Kouyama

The effective combination of the complementary information provided by the huge amount of unlabeled multi-sensor data (e.g., Synthetic Aperture Radar (SAR) and optical images) is a critical topic in remote sensing. Recently, contrastive…

图像与视频处理 · 电气工程与系统科学 2021-10-11 Yuxing Chen , Lorenzo Bruzzone

With the human pursuit of knowledge, open-set object detection (OSOD) has been designed to identify unknown objects in a dynamic world. However, an issue with the current setting is that all the predicted unknown objects share the same…

计算机视觉与模式识别 · 计算机科学 2022-04-13 Jiyang Zheng , Weihao Li , Jie Hong , Lars Petersson , Nick Barnes

Synthetic aperture radar (SAR) is considered being a good option for earth observation with its unique advantages. In this paper, we proposed an adaptive ship detector using full-polarization SAR images. First, by thoroughly investigating…

信号处理 · 电气工程与系统科学 2021-12-08 Chuan Zhang , Gui Gao , Linlin Zhang , C. Chen , S. Gao , Libo Yao , Shiquan Gou

Masked Image Modeling (MIM) has become an essential method for building foundational visual models in remote sensing (RS). However, the limitations in size and diversity of existing RS datasets restrict the ability of MIM methods to learn…

计算机视觉与模式识别 · 计算机科学 2025-07-03 Fengxiang Wang , Hongzhen Wang , Di Wang , Zonghao Guo , Zhenyu Zhong , Long Lan , Wenjing Yang , Jing Zhang

Omnidirectional images (ODIs) have obtained lots of research interest for immersive experiences. Although ODIs require extremely high resolution to capture details of the entire scene, the resolutions of most ODIs are insufficient. Previous…

图像与视频处理 · 电气工程与系统科学 2023-02-10 Fanghua Yu , Xintao Wang , Mingdeng Cao , Gen Li , Ying Shan , Chao Dong

Synthetic Aperture Radar (SAR) constitutes a fundamental asset for wide-areas monitoring with high-resolution requirements. The first SAR sensors have given rise to coarse coastal and maritime monitoring applications, including oil spill,…

图像与视频处理 · 电气工程与系统科学 2019-10-15 Leonardo De Laurentiis , Andrea Pomente , Fabio Del Frate , Giovanni Schiavon

Ship detection using high-resolution remote sensing images is an important task, which contribute to sea surface regulation. The complex background and special visual angle make ship detection relies in high quality datasets to a certain…

计算机视觉与模式识别 · 计算机科学 2020-03-17 Kaiyan Chen , Ming Wu , Jiaming Liu , Chuang Zhang

Optical and Synthetic Aperture Radar (SAR) image registration is crucial for multi-modal image fusion and applications. However, several challenges limit the performance of existing deep learning-based methods in cross-modal image…

计算机视觉与模式识别 · 计算机科学 2026-02-11 Wei Wang , Dou Quan , Ning Huyan , Chonghua Lv , Shuang Wang , Yunan Li , Licheng Jiao

Out-of-distribution (OOD) detection is crucial for the safe deployment of neural networks. Existing CLIP-based approaches perform OOD detection by devising novel scoring functions or sophisticated fine-tuning methods. In this work, we…

计算与语言 · 计算机科学 2024-11-06 Yixia Li , Boya Xiong , Guanhua Chen , Yun Chen

Semi-Supervised Object Detection (SSOD), aiming to explore unlabeled data for boosting object detectors, has become an active task in recent years. However, existing SSOD approaches mainly focus on horizontal objects, leaving multi-oriented…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Wei Hua , Dingkang Liang , Jingyu Li , Xiaolong Liu , Zhikang Zou , Xiaoqing Ye , Xiang Bai

The joint interpretation of very high resolution SAR and optical images in dense urban area are not trivial due to the distinct imaging geometry of the two types of images. Especially, the inevitable layover caused by the side-looking SAR…

信号处理 · 电气工程与系统科学 2018-01-24 Yuanyuan Wang , Xiao Xiang Zhu

Self-supervised learning (SSL) has enabled the development of vision foundation models for Earth Observation (EO), demonstrating strong transferability across diverse remote sensing tasks. While prior work has focused on network…

计算机视觉与模式识别 · 计算机科学 2025-04-29 Thomas Kerdreux , Alexandre Tuel , Quentin Febvre , Alexis Mouche , Bertrand Chapron

Accurate predictions of ship trajectories in crowded environments are essential to ensure safety in inland waterways traffic. Recent advances in deep learning promise increased accuracy even for complex scenarios. While the challenge of…

机器学习 · 计算机科学 2026-03-06 Tom Legel , Dirk Söffker , Roland Schätzle , Kathrin Donandt

Ship detection in Synthetic Aperture Radar (SAR) imagery is fundamentally challenged by inherent coherent speckle noise, complex coastal clutter, and the prevalence of small-scale targets. Conventional detectors, primarily designed for…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Fenghao Song , Shaojing Yang , Xi Zhou

Under the sea, visible spectrum cameras have limited sensing capacity, being able to detect objects only in clear water, but in a constrained range. Considering any sea water condition, sonars are more suitable to support autonomous…

计算机视觉与模式识别 · 计算机科学 2019-10-15 Gustavo Neves , Rômulo Cerqueira , Jan Albiez , Luciano Oliveira

Traditional semi-supervised object detection methods assume a fixed set of object classes (in-distribution or ID classes) during training and deployment, which limits performance in real-world scenarios where unseen classes…

计算机视觉与模式识别 · 计算机科学 2024-11-05 Garvita Allabadi , Ana Lucic , Siddarth Aananth , Tiffany Yang , Yu-Xiong Wang , Vikram Adve

Recently, relying on convolutional neural networks (CNNs), many methods for salient object detection in optical remote sensing images (ORSI-SOD) are proposed. However, most methods ignore the huge parameters and computational cost brought…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Gongyang Li , Zhi Liu , Xinpeng Zhang , Weisi Lin