Measurement of underwater target radiated noise based on nested biconical array
Sign Up to like & getrecommendations! Published in 2021 at "Applied Acoustics"
DOI: 10.1016/j.apacoust.2020.107801
Abstract: Abstract In order to measure the radiated noise of underwater low-noise targets, it is often necessary to measure the radiated noise in the near-field condition, and the array must have a certain spatial directivity to… read more here.
Keywords: array; target radiated; biconical array; underwater target ... See more keywords
Pseudomeasurement Kalman filter in underwater target motion analysis & Integration of bearing-only and active-range measurement
Sign Up to like & getrecommendations! Published in 2017 at "IFAC-PapersOnLine"
DOI: 10.1016/j.ifacol.2017.08.487
Abstract: Abstract Target motion analysis of the underwater target tracking by the UUV (Unmanned underwater vehicle) usually based on the bearing-only observations including azimuth and elevation angles. However, low angular resolution of hydroacoustic sonars does not… read more here.
Keywords: motion analysis; motion; target; bearing active ... See more keywords
Compressed Sensing Multiscale Sample Entropy Feature Extraction Method for Underwater Target Radiation Noise
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3193129
Abstract: Accurate underwater target detection and recognition in complex marine environments has always been a challenge. There is a lot of information in underwater target radiation noise that is important for underwater target recognition. However, the… read more here.
Keywords: target radiation; underwater target; radiation noise; target ... See more keywords
A Cooperative-Control-Based Underwater Target Escorting Mechanism With Multiple Autonomous Underwater Vehicles for Underwater Internet of Things
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Internet of Things Journal"
DOI: 10.1109/jiot.2020.3026355
Abstract: Escorting a moving object in a subsea environment with cooperative autonomous underwater vehicles (AUVs) is a typical subject in Underwater Internet of Things (UIoT) applications. It involves two issues that should be studied. First, a… read more here.
Keywords: control; underwater target; internet things; method ... See more keywords
Convolutional Neural Network With Second-Order Pooling for Underwater Target Classification
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2018.2886368
Abstract: Underwater target classification using passive sonar remains a critical issue due to the changeable ocean environment. Convolutional neural networks (CNNs) have shown success in learning invariant features using local filtering and max pooling. In this… read more here.
Keywords: order pooling; underwater target; convolutional neural; target classification ... See more keywords
Vision-Based Underwater Target Following Control of an Agile Robotic Manta With Flexible Pectoral Fins
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2023.3250004
Abstract: Manta-inspired robots have been increasingly applied in vision-based underwater tasks. However, owing to the refraction effect and motion coupling problem, their accurate target following control is still poorly understood. This letter proposes a vision-based underwater… read more here.
Keywords: manta; target following; underwater target; vision based ... See more keywords
Feature-Band-Based Unsupervised Hyperspectral Underwater Target Detection Near the Coastline
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2023.3268299
Abstract: With the improvement of imaging equipment, hyperspectral underwater target detection (HUTD) has raised much interest in recent years. The existing HUTD methods do not fully use spectral characteristics and need prior information about targets. Besides,… read more here.
Keywords: underwater target; feature; target detection; detection ... See more keywords
Spectral–Spatial Depth-Based Framework for Hyperspectral Underwater Target Detection
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Geoscience and Remote Sensing"
DOI: 10.1109/tgrs.2023.3275147
Abstract: Ocean-related research is of critical significance to the national marine military force. Hyperspectral underwater target detection (HUTD) has attracted widespread attention in recent years. However, most of the previous methods only relied on the spectral… read more here.
Keywords: depth; underwater target; spectral spatial; target detection ... See more keywords
An Improved Kernelized Correlation Filter Algorithm for Underwater Target Tracking
Sign Up to like & getrecommendations! Published in 2018 at "Applied Sciences"
DOI: 10.3390/app8112154
Abstract: To obtain accurate underwater target tracking results, an improved kernelized correlation filter (IKCF) algorithm is proposed to track the target in forward-looking sonar image sequences. Specifically, a base sample with a dynamically continuous scale is… read more here.
Keywords: target; kernelized correlation; filter; underwater target ... See more keywords
Improved Convolutional Neural Network YOLOv5 for Underwater Target Detection Based on Autonomous Underwater Helicopter
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Marine Science and Engineering"
DOI: 10.3390/jmse11050989
Abstract: To detect a desired underwater target quickly and precisely, a real-time sonar-based target detection system mounted on an autonomous underwater helicopter (AUH) using an improved convolutional neural network (CNN) is proposed in this paper. YOLOv5… read more here.
Keywords: network; underwater target; yolov5; detection ... See more keywords
Underwater-YCC: Underwater Target Detection Optimization Algorithm Based on YOLOv7
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Marine Science and Engineering"
DOI: 10.3390/jmse11050995
Abstract: Underwater target detection using optical images is a challenging yet promising area that has witnessed significant progress. However, fuzzy distortions and irregular light absorption in the underwater environment often lead to image blur and color… read more here.
Keywords: underwater target; target detection; underwater ycc; underwater ... See more keywords