English
Related papers

Related papers: Boosting ship detection in SAR images with complem…

200 papers

In this paper, we revisit the problem of classifying ships (maritime vessels) detected from overhead imagery. Despite the last decade of research on this very important and pertinent problem, it remains largely unsolved. One of the major…

Computer Vision and Pattern Recognition · Computer Science 2019-05-13 Chris M. Ward , Josh Harguess , Cameron Hilton

LiDAR-to-OpenStreetMap (OSM) localization has gained increasing attention, as OSM provides lightweight global priors such as building footprints. These priors enhance global consistency for robot navigation, but OSM is often incomplete or…

Robotics · Computer Science 2025-09-16 Jianping Li , Kaisong Zhu , Zhongyuan Liu , Rui Jin , Xinhang Xu , Pengfei Wan , Lihua Xie

To improve ATR identification of ships at sea requires an advanced ISAR processor - one that not only provides focused images but can also determine the pose of the ship. This tells us whether the image shows a profile (vertical plane)…

Signal Processing · Electrical Eng. & Systems 2025-04-21 John R. Bennett

In an era where maritime infrastructures are crucial, advanced situational awareness solutions are increasingly important. The use of optical camera systems can allow real-time usage of maritime footage. This thesis presents an…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Borja Carrillo Perez

The advancement of object detection (OD) in open-vocabulary and open-world scenarios is a critical challenge in computer vision. This work introduces OmDet, a novel language-aware object detection architecture, and an innovative training…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Tiancheng Zhao , Peng Liu , Kyusong Lee

Illegal, unreported, and unregulated (IUU) fishing activities seriously affect various aspects of human life. However, traditional methods for detecting and monitoring IUU fishing activities at sea have limitations. Although synthetic…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Yanbing Bai , Siao Li , Rui-Yang Ju , Zihao Yang , Jinze Yu , Jen-Shiun Chiang

Synthetic Aperture Radar (SAR) plays a critical role in maritime surveillance, yet deep learning for SAR analysis is limited by the lack of pixel-level annotations. This paper explores how general-purpose vision foundation models can enable…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Islam Mansour , Francescopaolo Sica , Michael Schmitt

Infrared ship detection (IRSD) has received increasing attention in recent years due to the robustness of infrared images to adverse weather. However, a large number of false alarms may occur in complex scenes. To address these challenges,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-29 Chen Hu , Xiaogang Dong , Yian Huang Lele Wang , Liang Xu , Tian Pu , Zhenming Peng

Maritime radars are prevalently adopted to capture the vessel's omnidirectional data as imagery. Nevertheless, inherent challenges persist with marine radars, including limited frequency, suboptimal resolution, and indeterminate detections.…

Robotics · Computer Science 2024-03-06 Hyesu Jang , Minwoo Jung , Myung-Hwan Jeon , Ayoung Kim

This research paper presents an innovative ship detection system tailored for applications like maritime surveillance and ecological monitoring. The study employs YOLOv8 and repurposed U-Net, two advanced deep learning models, to…

Image and Video Processing · Electrical Eng. & Systems 2025-03-20 Bibi Erum Ayesha , T. Satyanarayana Murthy , Palamakula Ramesh Babu , Ramu Kuchipudi

Currently, reliable and accurate ship detection in optical remote sensing images is still challenging. Even the state-of-the-art convolutional neural network (CNN) based methods cannot obtain very satisfactory results. To more accurately…

Computer Vision and Pattern Recognition · Computer Science 2021-08-27 Linhao Li , Zhiqiang Zhou , Bo Wang , Lingjuan Miao , Hua Zong

Underwater object detection (UOD), aiming to identify and localise the objects in underwater images or videos, presents significant challenges due to the optical distortion, water turbidity, and changing illumination in underwater scenes.…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Long Chen , Yuzhi Huang , Junyu Dong , Qi Xu , Sam Kwong , Huimin Lu , Huchuan Lu , Chongyi Li

Maritime object detection is critical for the safe navigation of unmanned surface vessels (USVs), requiring accurate recognition of obstacles from small buoys to large vessels. Real-time detection is challenging due to long distances, small…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Tinsae Yehuala , Hao Cheng , Ville Lehtola

Spaceborne synthetic aperture radar can provide meters scale images of the ocean surface roughness day or night in nearly all weather conditions. This makes it a unique asset for many geophysical applications. Sentinel 1 SAR wave mode…

Computer Vision and Pattern Recognition · Computer Science 2022-04-12 Nicolae-Catalin Ristea , Andrei Anghel , Mihai Datcu , Bertrand Chapron

The ability to accurately detect and classify objects at varying pixel sizes in cluttered scenes is crucial to many Navy applications. However, detection performance of existing state-of the-art approaches such as convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2017-08-28 JT Turner , Kalyan Moy Gupta , David Aha

This paper proposes to go beyond the state-of-the-art deep convolutional neural network (CNN) by incorporating the information from object detection, focusing on dealing with fine-grained image classification. Unfortunately, CNN suffers…

Computer Vision and Pattern Recognition · Computer Science 2014-12-11 Xiaoyu Wang , Tianbao Yang , Guobin Chen , Yuanqing Lin

Deep neural networks have demonstrated prominent capacities for image classification tasks in a closed set setting, where the test data come from the same distribution as the training data. However, in a more realistic open set scenario,…

Computer Vision and Pattern Recognition · Computer Science 2022-03-17 Feiyang Cai , Zhenkai Zhang , Jie Liu , Xenofon Koutsoukos

Plankton recognition is an important computer vision problem due to plankton's essential role in ocean food webs and carbon capture, highlighting the need for species-level monitoring. However, this task is challenging due to its…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Joona Kareinen , Tuomas Eerola , Kaisa Kraft , Lasse Lensu , Sanna Suikkanen , Heikki Kälviäinen

With the rapid advancement of deep learning, synthetic aperture radar (SAR) imagery has become a key modality for ship detection. However, robust performance remains challenging in complex scenes, where clutter and speckle noise can induce…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Xiaojing Zhao , Shiyang Li , Zena Chu , Ying Zhang , Peinan Hao , Tianzi Yan , Jiajia Chen , Huicong Ning

Deploying deep learning on Synthetic Aperture Radar (SAR) data is becoming more common for mapping purposes. One such case is sea ice, which is highly dynamic and rapidly changes as a result of the combined effect of wind, temperature, and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Morteza Karimzadeh , Rafael Pires de Lima