Multiple underwater objects localization with magnetic gradiometry
Magnetic object localization techniques have significant applications in automated
surveillance and security systems, such as aviation aircrafts or underwater vehicles. In this …
surveillance and security systems, such as aviation aircrafts or underwater vehicles. In this …
[HTML][HTML] 基于重力梯度张量曲率的边界识别
汤井田, 史庆斌, 胡双贵, 任政勇, 肖晓, 曲毅, 杨磊… - 地球物理学报, 2019 - html.rhhz.net
重力梯度张量曲率目前广泛用于重力数据的处理和解释中. 为了拓宽重力梯度张量曲率的应用,
本文回顾了重力梯度张量曲率的定义, 从等位面的曲率定义出发, 讨论了正确计算曲率的测量 …
本文回顾了重力梯度张量曲率的定义, 从等位面的曲率定义出发, 讨论了正确计算曲率的测量 …
Localization of multiple underwater objects with gravity field and gravity gradient tensor
We present a novel algorithm to locate multiple underwater objects in real time using gravity
field vector and gravity gradient tensor signals. This algorithm formulates the task of …
field vector and gravity gradient tensor signals. This algorithm formulates the task of …
Edge detection based on curvature of gravity gradient tensors
Recently, the curvature of gravity gradient tensors is widely used in processing and
interpretation of gravity data. In order to extend the application of this parameter, the local …
interpretation of gravity data. In order to extend the application of this parameter, the local …
Identification of the Shaft-rate Electromagnetic Field Induced by a Moving Ship Using Improved Learning-based and Spectral-direction Methods
S Hu, L Zhang, J Tang, G Li, H Yang… - … on Geoscience and …, 2024 - ieeexplore.ieee.org
The use of the shaft-rate electromagnetic fields generated by moving ships for detection and
sensing purposes has several advantages, including effective target recognition and …
sensing purposes has several advantages, including effective target recognition and …
Three-dimensional forward modelling of gravity field vector and its gradient tensor using the compact difference schemes
The traditional gravity forward modelling methods for solving partial differential equations
(PDEs) only can yield second-order accuracy. When computing the gravity field vector and …
(PDEs) only can yield second-order accuracy. When computing the gravity field vector and …
[HTML][HTML] 基于偶极子模型的潜航器异常重力场及探测平台需求分析
汪海洪, 罗佳, 褚永海 - 地球物理学报, 2021 - html.rhhz.net
重力探潜是一种具有发展潜力的非声学探潜技术, 目前仍处于理论探索阶段.
本文推导了垂直偶极子模型的引力和引力梯度垂向分量的解析公式, 分析了它们的空间分布特征 …
本文推导了垂直偶极子模型的引力和引力梯度垂向分量的解析公式, 分析了它们的空间分布特征 …
[HTML][HTML] 基于尺度空间技术的归一化Facet 模型位场边界识别
胡双贵, 汤井田, 任政勇, 周聪, 肖晓 - 地球物理学报, 2019 - html.rhhz.net
边界识别是位场数据处理解释中的重要环节, 传统边界识别方法通常不能均衡深,
浅部地质体边界. 基于尺度空间技术和归一化的Facet 模型检测算子, 本文开发了一种带通空间 …
浅部地质体边界. 基于尺度空间技术和归一化的Facet 模型检测算子, 本文开发了一种带通空间 …
Improving the Detection Accuracy of Underwater Obstacles Based on a Novel Combined Method of Support Vector Regression and Gravity Gradient
T Fu, W Zheng, Z Li, Y Shen, H Zhu, A Xu - Remote Sensing, 2023 - mdpi.com
Underwater gravity gradient detection techniques are conducive to ensuring the safety of
submersible sailing. In order to improve the accuracy of underwater obstacle detection …
submersible sailing. In order to improve the accuracy of underwater obstacle detection …
Normalized facet edge detection and enhancement in potential field sources with the scale-space technique
Edge detection and enhancement is an important technique in interpretation of potential
field data. Many existing edge detection and enhancement methods are usually unable to …
field data. Many existing edge detection and enhancement methods are usually unable to …