English
Related papers

Related papers: FAD-SAR: A Novel Fishing Activity Detection System…

200 papers

Unsustainable fishing practices worldwide pose a major threat to marine resources and ecosystems. Identifying vessels that do not show up in conventional monitoring systems -- known as ``dark vessels'' -- is key to managing and securing the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-09 Fernando Paolo , Tsu-ting Tim Lin , Ritwik Gupta , Bryce Goodman , Nirav Patel , Daniel Kuster , David Kroodsma , Jared Dunnmon

Illegal, unreported, and unregulated (IUU) fishing poses a global threat to ocean habitats. Publicly available satellite data offered by NASA, the European Space Agency (ESA), and the U.S. Geological Survey (USGS), provide an opportunity to…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Patrick Beukema , Favyen Bastani , Yawen Zheng , Piper Wolters , Henry Herzog , Joe Ferdinando

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…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Surya Prakash Tiwari , Sudhir Kumar Chaturvedi , Subhrangshu Adhikary , Saikat Banerjee , Sourav Basu

Uses of underwater videos to assess diversity and abundance of fish are being rapidly adopted by marine biologists. Manual processing of videos for quantification by human analysts is time and labour intensive. Automatic processing of…

Computer Vision and Pattern Recognition · Computer Science 2018-07-17 Ranju Mandal , Rod M. Connolly , Thomas A. Schlacherz , Bela Stantic

Synthetic Aperture Radar (SAR) imaging systems operate by emitting radar signals from a moving object, such as a satellite, towards the target of interest. Reflected radar echoes are received and later used by image formation algorithms to…

Image and Video Processing · Electrical Eng. & Systems 2021-02-02 Andrew Rittenbach , John Paul Walters

This article elaborates on how machine learning (ML) can leverage the solution of a contemporary problem related to the security of maritime domains. The worldwide ``Illegal, Unreported, and Unregulated'' (IUU) fishing incidents have led to…

Signal Processing · Electrical Eng. & Systems 2021-08-09 Mohammed Abouheaf , Shuzheng Qu , Wail Gueaieb , Rami Abielmona , Moufid Harb

The detection and prevention of illegal fishing is critical to maintaining a healthy and functional ecosystem. Recent research on ship detection in satellite imagery has focused exclusively on performance improvements, disregarding…

Computer Vision and Pattern Recognition · Computer Science 2022-12-13 Arthur Van Meerbeeck , Jordy Van Landeghem , Ruben Cartuyvels , Marie-Francine Moens

Human activity recognition, facilitated by smart devices, has recently garnered significant attention. Deep learning algorithms have become pivotal in daily activities, sports, and healthcare. Nevertheless, addressing the challenge of…

Human-Computer Interaction · Computer Science 2024-11-19 Nazanin Sedaghati , Masoud Kargar , Sina Abbaskhani

Sensor-based human activity recognition (HAR) is now a research hotspot in multiple application areas. With the rise of smart wearable devices equipped with inertial measurement units (IMUs), researchers begin to utilize IMU data for HAR.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-09 Fanyi Xiao , Ling Pei , Lei Chu , Danping Zou , Wenxian Yu , Yifan Zhu , Tao Li

Deep Learning is gaining traction with geophysics community to understand subsurface structures, such as fault detection or salt body in seismic data. This study describes using deep learning method for iceberg or ship recognition with…

Machine Learning · Computer Science 2018-12-19 Cheng Zhan , Licheng Zhang , Zhenzhen Zhong , Sher Didi-Ooi , Youzuo Lin , Yunxi Zhang , Shujiao Huang , Changchun Wang

Inland water body segmentation from Synthetic Aperture Radar (SAR) images is an important task needed for several applications, such as flood mapping. While SAR sensors capture data in all-weather conditions as high-resolution images,…

Image and Video Processing · Electrical Eng. & Systems 2025-05-07 Siddharth Kothari , Srinivasan Murali , Sankalp Kothari , Ujjwal Verma , Jaya Sreevalsan-Nair

Spaceborne synthetic aperture radar (SAR) can provide accurate images of the ocean surface roughness day-or-night in nearly all weather conditions, being an unique asset for many geophysical applications. Considering the huge amount of data…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Nicolae-Cătălin Ristea , Andrei Anghel , Mihai Datcu , Bertrand Chapron

Underwater acoustic cameras are high potential devices for many applications in ecology, notably for fisheries management and monitoring. However how to extract such data into high value information without a time-consuming entire dataset…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Guglielmo Fernandez Garcia , François Martignac , Marie Nevoux , Laurent Beaulaton , Thomas Corpetti

Illegal, unreported, and unregulated (IUU) fishing causes global economic losses of 10-25 billion USD annually and undermines marine sustainability and governance. Synthetic Aperture Radar (SAR) provides reliable maritime surveillance under…

Synthetic Aperture Radar (SAR) data enables large-scale surveillance of maritime vessels. However, near-real-time monitoring is currently constrained by the need to downlink all raw data, perform image focusing, and subsequently analyze it…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Fabian Kresse , Georgios Pilikos , Mario Azcueta , Nicolas Floury

Active learning improves the performance of machine learning methods by judiciously selecting a limited number of unlabeled data points to query for labels, with the aim of maximally improving the underlying classifier's performance. Recent…

Machine Learning · Computer Science 2023-07-21 James Chapman , Bohan Chen , Zheng Tan , Jeff Calder , Kevin Miller , Andrea L. Bertozzi

Automatic Identification System (AIS) messages are useful for tracking vessel activity across oceans worldwide using radio links and satellite transceivers. Such data plays a significant role in tracking vessel activity and mapping mobility…

Machine Learning · Computer Science 2022-08-23 Martha Dais Ferreira , Gabriel Spadon , Amilcar Soares , Stan Matwin

Many different species are adversely affected by poaching. In response to this escalating crisis, efforts to stop poaching using hidden cameras, drones and DNA tracking have been implemented with varying degrees of success. Limited…

Computer Vision and Pattern Recognition · Computer Science 2019-10-17 C. Chalmers , P. Fergus , Serge Wich , Aday Curbelo Montanez

Along with the improvement of radar technologies, Automatic Target Recognition (ATR) using Synthetic Aperture Radar (SAR) and Inverse SAR (ISAR) has come to be an active research area. SAR/ISAR are radar techniques to generate a…

Computer Vision and Pattern Recognition · Computer Science 2018-03-13 Carlos Pena-Caballero , Elifaleth Cantu , Jesus Rodriguez , Adolfo Gonzales , Osvaldo Castellanos , Angel Cantu , Megan Strait , Jae Son , Dongchul Kim

We consider the problem in Synthetic Aperture RADAR (SAR) of identifying and classifying objects located on the ground by means of Convolutional Neural Networks (CNNs). Specifically, we adopt a single scattering approximation to classify…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Romina Gaburro , Patrick Healy , Shraddha Naidu , Clifford Nolan
‹ Prev 1 2 3 10 Next ›