Results 21 to 30 of about 1,933 (217)

Decentralized cooperative trajectory estimation for autonomous underwater vehicles [PDF]

open access: yes, 2014
Autonomous agents that can communicate and make relative measurements of each other can improve their collective localization accuracies. This is referred to as cooperative localization (CL).
Leonard, John Joseph   +2 more
core   +2 more sources

Low-cost multi-AUV cooperative localization method based on dual-model

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] In order to solve the problem of inertial navigation systems(INS)and doppler velocity logs(DVL) on multiple autonomous underwater vehicles(AUV) failing or having no sensors, combined with the traditional extended Kalman filter estimation,a ...
XU Bo, LI Shengxin, ZHANG Huan
doaj   +1 more source

Autonomous and Adaptive Underwater Plume Detection and Tracking with AUVs: Concepts, Methods, and Available Technology [PDF]

open access: yes, 2018
An autonomous underwater vehicle (AUV) equipped with environmental sensors and an on-board autonomy system can greatly increase the efficiency of environmental data collection and the synopticity of the data set collected simply by autonomously adapting ...
Petillo, Stephanie Marie   +1 more
core   +1 more source

Finite Element Analysis of Nylon Based 3D Printed Autonomous Underwater Vehicle Propeller [PDF]

open access: yesMaterials Research, 2020
The recent developments in the additive manufacturing to manufacture complex cost effective profiles is gaining popularity to test the strength of developed products through finite element method (FEM).
H.M.T. Khaleed   +10 more
doaj   +1 more source

Sensor enclosures: example application and implications for data coherence [PDF]

open access: yes, 2013
Sensors deployed in natural environments, such as rivers, beaches and glaciers, experience large forces and damaging environmental conditions. Sensors need to be robust, securely operate for extended time periods and be readily relocated and serviced ...
Akyildiz   +9 more
core   +4 more sources

Risk and reliability modelling for multi-vehicle marine domains [PDF]

open access: yes, 2016
It is well-known that autonomous underwater vehicle (AUV) missions are a challenging, high-risk robotics application. With many parallels to Mars rovers, AUV missions involve operating a vehicle in an inherently uncertain environment of which our prior ...
Brito, Mario P.   +3 more
core   +3 more sources

Formation Trajectory Tracking of Discrete-Time Distributed Multi-AUVs with Nonconvex Control Inputs and Weak Communication

open access: yesJournal of Marine Science and Engineering, 2023
This paper considers the formation trajectory tracking problem of discrete-time distributed multi-AUVs (multiple autonomous underwater vehicles) with control input in a nonconvex set and weak communication.
Lidong Yue   +3 more
doaj   +1 more source

Coordinated Formation Control of Discrete-Time Autonomous Underwater Vehicles under Alterable Communication Topology with Time-Varying Delay

open access: yesJournal of Marine Science and Engineering, 2022
This paper is concerned with the coordinated formation control problem of multiple autonomous underwater vehicles (AUVs) under alterable communication topology and time-varying delay in discrete time domain.
Haomiao Yu, Zhenfang Zeng, Chen Guo
doaj   +1 more source

Autonomous & adaptive oceanographic front tracking on board autonomous underwater vehicles [PDF]

open access: yes, 2015
Oceanic fronts, similar to atmospheric fronts, occur at the interface of two fluid (water) masses of varying characteristics. In regions such as these where there are quantifiable physical, chemical, or biological changes in the ocean environment, it is ...
Balasuriya, Arjuna   +5 more
core   +1 more source

Data-Efficient Decentralized Visual SLAM [PDF]

open access: yes, 2017
Decentralized visual simultaneous localization and mapping (SLAM) is a powerful tool for multi-robot applications in environments where absolute positioning systems are not available.
Choudhary, Siddharth   +2 more
core   +1 more source

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