Results 1 to 10 of about 297 (68)

DeepMAD: Deep Learning for Magnetic Anomaly Detection and Denoising

IEEE Access, 2020
In this paper we introduce an end-to-end deep learning (DL) framework for magnetic anomaly detection (MAD) and denoising. This framework consists of two neural networks: a binary classification network for magnetic anomaly detection and a regression ...
Xin Xu, Ling Huang, Xiaojun Liu, Guangyou Fang   +3 more
doaj   +3 more sources

Self-Supervised Marine Noise Learning with Sparse Autoencoder Network for Generative Target Magnetic Anomaly Detection

Remote Sensing
As an effective physical field feature to perceive ferromagnetic targets, magnetic anomaly is widely used in covert marine surveillance tasks. However, its practical usability is affected by the complex marine magnetic noise interference, making robust ...
Shigang Wang, Xiangyuan Zhang, Yifan Zhao, Haozi Yu, Bin Li   +4 more
doaj   +3 more sources

Construction and experimental verification research of a magnetic detection system for submarine pipelines based on a two-part towed platform

Journal of Ocean Engineering and Science, 2023
With the acceleration of the investigation and development of marine resources, the detection and location of submarine pipelines have become a necessary part of modern marine engineering.
Mianjin Wang, Shikun Pang, Kefan Jin, Xiaofeng Liang, Hongdong Wang, Hong Yi   +5 more
doaj   +1 more source

Adaptive cascade detection of weak magnetic anomalies based on marine predators algorithm-stochastic resonance

AIP Advances, 2023
Magnetic anomaly detection is a new technology for underground or underwater ferromagnetic targets using the physical principle that ferromagnetic targets will be long-term magnetized by the geomagnetic field to generate abnormal magnetic fields.
Hexuan Sun, Zheng Wang, Tian Lan, Shunyu Zhang, Jing Qiu   +4 more
doaj   +1 more source

Weak magnetic anomaly signal detection based on the entropy of mixed differential signal

AIP Advances, 2021
Magnetic anomaly detection is of great significance in geological exploration and underwater target detection. However, the magnetic anomaly signal is not easy to be detected because of its weakness relative to the magnetic environmental noise, and the ...
Z. Wang, J. Qiu, D. Xie, J. Ou, Q. Xu
doaj   +1 more source

Research on a matching detection method for magnetic anomaly of underwater targets

AIP Advances, 2023
In the field of aviation anti-submarine warfare, magnetic detection systems often result in a large number of false alarms due to the inability to effectively distinguish between a local geomagnetic anomaly in the background field and a target magnetic ...
Yifei Liu, Ning Zhang, Zhangsong Shi, Hongcan Gu   +3 more
doaj   +1 more source

Weak Magnetic Anomaly Signal Extraction Method Based on EEMD and DWT

水下无人系统学报, 2023
Magnetic anomaly signal contains rich feature information of targets, which is the basis for target localization and identification. However, the magnetic anomaly generated by the target rapidly attenuates with detection distance, making the weak ...
Wenxi NING, Yanhua WANG, Liming FAN, Xiaojun ZHANG, Zhizhen XIE   +4 more
doaj   +1 more source

A Detection Method of Magnetic Anomaly Signal in Offshore Waters

水下无人系统学报, 2023
Magnetic anomaly signal detection has broad application prospects in offshore defense, which is an urgent problem for realizing remote and long-term monitoring. In this paper, an underwater magnetic anomaly detection model is proposed, and wavelet domain
Defeng DU, Shuai CHEN, Lei WANG, Fankai MENG   +3 more
doaj   +1 more source

Vector Magnetic Anomaly Detection via an Attention Mechanism Deep-Learning Model

Applied Sciences, 2021
Magnetic anomaly detection (MAD) is used for detecting moving ferromagnetic targets. In this study, we present an end-to-end deep-learning model for magnetic anomaly detection on data recorded by a single static three-axis magnetometer. We incorporate an
Xueshan Wu, Song Huang, Min Li, Yufeng Deng   +3 more
doaj   +1 more source

Optimization of magnetic anomaly detection with single-axis sensor for pig locating in low latitude areas

Petroleum, 2019
When a pig mounted with permanent magnets gets stuck in the pipeline, it can be located by detecting the magnetic anomalies on the ground using a single-axis magnetic sensor.
Wei Xu, Zhiyong Guo, Zhongxiang Liu, Peng Zhang, Yanxi Zhou   +4 more
doaj   +1 more source