Results 51 to 60 of about 3,149 (159)

Underwater image matching by incorporating structural constraints

International Journal of Advanced Robotic Systems, 2017
Underwater robot plays an important role in underwater perception and manipulation tasks. Vision information processing is essential for the intelligent perception of an underwater robot, in which image matching is a fundamental topic.
Xu Yang, Zhi-Yong Liu, Hong Qiao, Yong-Bo Song, Shu-Nan Ren, Da-Xiong Ji, Sui-Wu Zheng   +6 more
doaj   +1 more source

Inspection of Undersea Oil and Gas Pipelines by New Variable Thrust Vector Underwater Robotic Platform

نشریه مهندسی دریا, 2017
This paper presents a special underwater robot for subsea pipelines inspection which is used to transport extracted oil and gas from oil platforms to onshore facilities. Due to the high pressure in the deep sea and the long pipelines, it is impossible to
Ali Kadkhodaei, Reza Hasanzadeh Ghasemi
doaj  

A Literature Analysis-Based Study on Advances in Underwater Multi-Robot Pursuit-Evasion Problems

水下无人系统学报
Investigating the applications and challenges of multi-robot pursuit-evasion problems in underwater environments holds significant importance for enhancing the autonomous decision-making and collaborative capabilities of underwater robot systems.
Zhenkun LEI, Mingzhi CHEN, Daqi ZHU
doaj   +1 more source

MGC-YOLO: Underwater Biomimetic Shrimp With Foreign Object Recognition

IEEE Access
We propose a low-cost, small-volume, and easy-to-use underwater bionic robot shrimp to solve the problem of complex underwater scenes and the limited ability of target feature extraction.
Ying Tang, Hongli Yin, Changhao Quan, Qian Mu, Xiaoyun Zhou   +4 more
doaj   +1 more source

Control System for Underwater Hexapod Robot Based on Inverse Kinematics and Foot Trajectory Optimization

水下无人系统学报
The underwater hexapod robot has a strong load carrying ability and terrain adaptability, which is very suitable for near-earth observation and sampling in complex and changeable seabed environments.
Gangtai LU, Ke YANG, Hui CHEN
doaj   +1 more source

Design and Implementation of a Crab-Like Underwater Robot System

水下无人系统学报
To solve the problems of underwater robots being prone to damage and low work efficiency under complex terrains and strong water flow resistance environments, this paper designed an underwater robot with a crab-like structure.
Pengji LI, Yutao TIAN, Zehan CHEN, Dapeng ZHANG   +3 more
doaj   +1 more source

Biomimetic Soft Underwater Robot Inspired by the Red Muscle and Tendon Structure of Fish. [PDF]

Biomimetics (Basel), 2023
Aragaki D, Nishimura T, Sato R, Ming A.
europepmc   +1 more source

A System for Autonomous Seaweed Farm Inspection with an Underwater Robot. [PDF]

Sensors (Basel), 2022
Stenius I, Folkesson J, Bhat S, Sprague CI, Ling L, Özkahraman Ö, Bore N, Cong Z, Severholt J, Ljung C, Arnwald A, Torroba I, Gröndahl F, Thomas JB.   +13 more
europepmc   +1 more source

An Indirect Foot-End Touchdown Detection Method for the Underwater Hexapod Robot

Journal of Marine Science and Engineering
The underwater hexapod robot has advantages such as lower energy consumption and reduced environmental interference compared to ROVs and AUVs. The foot-end contact detection with the seabed is the key technology for adapting to complex terrains.
Zonglin Liu, Meng Wang, Tong Ge, Rui Miao, Gangtai Lu   +4 more
doaj   +1 more source

Camera-Based Net Avoidance Controls of Underwater Robots

Sensors
Fishing nets are dangerous obstacles for an underwater robot whose aim is to reach a goal in unknown underwater environments. This paper proposes how to make the robot reach its goal, while avoiding fishing nets that are detected using the robot’s camera
Jonghoek Kim
doaj   +1 more source