Results 81 to 90 of about 4,871,656 (208)

Investigating the mobility of unmanned ground vehicles

, 2009
Unmanned Vehicles have to be as capable if not more capable than a human in the same situation, especially when used by the military to serve as an extension of the soldiers capability on the battlefield.
Prior, Stephen D., Odedra, Sid, Karamanoglu, Mehmet   +2 more
core   +1 more source

LDA-D3QN-Based Autonomous Navigation for Unmanned Surface Vehicles in Complex Obstacle Scenarios

Autonomous navigation of unmanned surface vehicles (USVs) in complex obstacle scenarios remains challenging due to redundant perception inputs, unstable value estimation, and inefficient policy convergence.
Guoquan Xiao, Xiaobin Hong, Yuanming Chen, Ruijie Rao   +3 more
core   +1 more source

Detection of Shipborne Charging Components and Docking of Shore-Based Manipulator Based on MobileNetV2

水下无人系统学报
To realize the autonomous charging of unmanned surface vessels(USVs), a method based on MobileNetV2 was proposed for the detection of shipborne charging components and the docking of shore-based manipulators.
Tenghui XIA, Yueying WANG, Nailong WU, Futeng LIU   +3 more
doaj   +1 more source

Task assignment method for unmanned surface vessel formation based on optimal transport theory [PDF]

Zhihui kongzhi yu fangzhen
The task assignment method for a large group of unmanned surface vessel (USV) is an important research problem in the field of autonomous unmanned system.
XUE Min, QUAN Chongren, HU Zhengyang, WANG Yong
doaj   +1 more source

Dynamic Obstacle Avoidance Algorithm for Unmanned Vessels Based on FDWA and IBA*—IGWO Fusion

Journal of Marine Science and Engineering
This paper proposes a dynamic obstacle-avoidance algorithm for unmanned surface vehicles (USVs) that combines a Fuzzy-enhanced Dynamic Window Approach (FDWA) with an Improved Bidirectional A*–Improved Grey Wolf Optimizer (IBA*–IGWO) framework.
Min Wang, Jinwen Gao, Chenhao Li, Mei Hong, Huaihai Guo, Hanfei Xie, Minghang Shi   +6 more
doaj   +1 more source

Defense Strategy for Suicide Unmanned Surface Vessels Based on Sea and Air Unmanned Clusters

水下无人系统学报
The recent use of unmanned surface vessels(USVs) in the Russia-Ukraine conflict has received much attention. To prevent the attacks of suicide USVs, the idea of using unmanned platforms to counter USVs was followed, and a new concept of preventing the ...
Feng SUN
doaj   +1 more source

Formation Control of a Multi-Unmanned Surface Vessel System: A Bibliometric Analysis

Journal of Marine Science and Engineering
This study provides an overview of the literature on multi-unmanned surface vessel (multi-USV) systems, addressing the increasing attention on formation control of USVs due to their enhanced task execution ability, efficiency, and robustness in complex ...
Jie Xue, Yuanming Song, Hao Hu
doaj   +1 more source

Adaptive control of unmanned surface vessels matching an optimized reference model

, 2014
In this paper, adaptive control of unmanned marine surface vessel has been investigated in the presence of uncertain dynamics as well as external disturbance.
Sharma, Sanjay, Yang CG(杨辰光), Cui RX(崔荣鑫), Zhao XG(赵新刚), Li ZJ(李智军)   +4 more
core   +1 more source

Extreme Learning-Based Robust Adaptive Path Tracking Control of Underactuated Unmanned Surface Vessel

水下无人系统学报
An extreme learning-based robust adaptive path tracking control scheme was proposed for underactuated unmanned surface vessels(USVs) with unknown dynamics, parameter uncertainties, and disturbances.
Xinyu HE, Ning WANG, Haojun WU
doaj   +1 more source

Water flow based vessel detection in retinal images

, 2006
Previous vessel segmentation methods mainly concentrate on the general structure, and often ignore the accuracy, smoothness and continuity of vessel boundaries. A water flow based method is proposed to solve the problem. It embodies the fluidity of water
M.S. Nixon, Nixon, Mark S, Liu, Xin U, X.U. Liu   +3 more
core   +2 more sources