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Related papers: Underwater object classification combining SAS and…

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Deep learning-based underwater object detection (UOD) remains a major challenge due to the degraded visibility and difficulty to obtain sufficient underwater object images captured from various perspectives for training. To address these…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Xiuyuan Li , Fengchao Li , Jiangang Yu , Guowen An

Cost-effective localization methods for Autonomous Underwater Vehicle (AUV) navigation are key for ocean monitoring and data collection at high resolution in time and space. Algorithmic solutions suitable for real-time processing that…

Robotics · Computer Science 2025-03-12 Ellen Davenport , Khoa Nguyen , Junsu Jang , Clair Ma , Sean Fish , Luc Lenain , Florian Meyer

Underwater target detection using active sonar constitutes a critical research area in marine sciences and engineering. However, traditional signal processing methods face significant challenges in complex underwater environments due to…

Signal Processing · Electrical Eng. & Systems 2025-07-29 Jichao Zhang , Xiao-Lei Zhang , Kunde Yang

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…

Image and Video Processing · Electrical Eng. & Systems 2021-10-11 Yuxing Chen , Lorenzo Bruzzone

Video analysis is currently the main non-intrusive method for the study of collective behavior. However, 3D-to-2D projection leads to overlapping of observed objects. The situation is further complicated by the absence of stall shapes for…

Quantitative Methods · Quantitative Biology 2019-07-05 K. Lonhus , D. Štys , M. Saberioon , R. Rychtáriková

Salient object detection(SOD) aims at locating the most significant object within a given image. In recent years, great progress has been made in applying SOD on many vision tasks. The depth map could provide additional spatial prior and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-09 Guangyu Ren , Yanchu Xie , Tianhong Dai , Tania Stathaki

Person search aims to localize specific a target person from a gallery set of images with various scenes. As the scene of moving pedestrian changes, the captured person image inevitably bring in lots of background noise and foreground noise…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Yimin Jiang , Huibing Wang , Jinjia Peng , Xianping Fu , Yang Wang

The progress in maritime obstacle detection is hindered by the lack of a diverse dataset that adequately captures the complexity of general maritime environments. We present the first maritime panoptic obstacle detection benchmark LaRS,…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Lojze Žust , Janez Perš , Matej Kristan

Fully convolutional networks have shown outstanding performance in the salient object detection (SOD) field. The state-of-the-art (SOTA) methods have a tendency to become deeper and more complex, which easily homogenize their learned deep…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Zhenyu Wu , Shuai Li , Chenglizhao Chen , Aimin Hao , Hong Qin

We present an approach for jointly matching and segmenting object instances of the same category within a collection of images. In contrast to existing algorithms that tackle the tasks of semantic matching and object co-segmentation in…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Yun-Chun Chen , Yen-Yu Lin , Ming-Hsuan Yang , Jia-Bin Huang

Self-supervised learning has proved to be a powerful approach to learn image representations without the need of large labeled datasets. For underwater robotics, it is of great interest to design computer vision algorithms to improve…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Alan Preciado-Grijalva , Bilal Wehbe , Miguel Bande Firvida , Matias Valdenegro-Toro

The seabed characterization from sonar images is a very hard task because of the produced data and the unknown environment, even for an human expert. In this work we propose an original approach in order to combine binary classifiers…

Artificial Intelligence · Computer Science 2008-12-18 Arnaud Martin , Isabelle Quidu

Open-set object detection (OSOD), a task involving the detection of unknown objects while accurately detecting known objects, has recently gained attention. However, we identify a fundamental issue with the problem formulation employed in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Yusuke Hosoya , Masanori Suganuma , Takayuki Okatani

In this work, we propose a new segmentation algorithm for images containing convex objects present in multiple shapes with a high degree of overlap. The proposed algorithm is carried out in two steps, first we identify the visible contours,…

Computer Vision and Pattern Recognition · Computer Science 2017-11-08 Kumar Abhinav , Jaideep Singh Chauhan , Debasis Sarkar

Open-Set Object Detection (OSOD) has emerged as a contemporary research direction to address the detection of unknown objects. Recently, few works have achieved remarkable performance in the OSOD task by employing contrastive clustering to…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Hiran Sarkar , Vishal Chudasama , Naoyuki Onoe , Pankaj Wasnik , Vineeth N Balasubramanian

Object detection is an essential task for autonomous robots operating in dynamic and changing environments. A robot should be able to detect objects in the presence of sensor noise that can be induced by changing lighting conditions for…

Robotics · Computer Science 2019-11-20 Oier Mees , Andreas Eitel , Wolfram Burgard

Underwater images are degraded by the selective attenuation of light that distorts colours and reduces contrast. The degradation extent depends on the water type, the distance between an object and the camera, and the depth under the water…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Chau Yi Li , Riccardo Mazzon , Andrea Cavallaro

Current methods aggregate multi-level features or introduce edge and skeleton to get more refined saliency maps. However, little attention is paid to how to obtain the complete salient object in cluttered background, where the targets are…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Ge Zhu , Jinbao Li , Yahong Guo

Small-sized unmanned surface vehicles (USV) are coastal water devices with a broad range of applications such as environmental control and surveillance. A crucial capability for autonomous operation is obstacle detection for timely reaction…

Computer Vision and Pattern Recognition · Computer Science 2022-02-10 Borja Bovcon , Jon Muhovič , Duško Vranac , Dean Mozetič , Janez Perš , Matej Kristan

Underwater robotic vision encounters significant challenges, necessitating advanced solutions to enhance performance and adaptability. This paper presents MARS (Multi-Scale Adaptive Robotics Vision), a novel approach to underwater object…

Robotics · Computer Science 2023-12-27 Lyes Saad Saoud , Lakmal Seneviratne , Irfan Hussain