Results 81 to 90 of about 2,479 (237)

Autonomous Unmanned Vehicle Workbench (AUVW) Student Guide [PDF]

open access: yes, 2012
The role of the workbench is to design and rehearse missions for unmanned air, ground, surface, or underwater vehicles and then run the virtual missions.

core  

On-Line Identification of Autonomous Underwater Vehicles through Global Derivative-Free Optimization [PDF]

open access: yes, 2013
We describe the design and implementation of an on-line identification scheme for Autonomous Underwater Vehicles (AUVs). The proposed method estimates the dynamic parameters of the vehicle based on a global derivative-free optimization algorithm.
Bechlioulis, CP   +6 more
core   +1 more source

Use of an unmanned aerial‐aquatic vehicle for acoustic sensing in freshwater ecosystems

open access: yesRemote Sensing in Ecology and Conservation, Volume 10, Issue 3, Page 343-359, June 2024.
In this article, we integrate water surface and underwater acoustic monitoring equipment onto a prototype unmanned aerial‐aquatic vehicle (UAAV) capable of sailing and flight (SailMAV), to demonstrate how robotics can facilitate acoustic sensing in freshwater ecosystems. Results show higher species richness and call abundance from UAAV surveys and high
Jenna Lawson   +5 more
wiley   +1 more source

Supervised vs. Unsupervised Learning for Operator State Modeling in Unmanned Vehicle Settings [PDF]

open access: yes, 2011
In this paper, we model operator states using hidden Markov models applied to human supervisory control behaviors. More specifically, we model the behavior of an operator of multiple heterogeneous unmanned vehicle systems.
Boussemart, Y.   +3 more
core   +1 more source

Deep learning‐based time delay estimation for motion compensation in synthetic aperture sonars

open access: yesIET Radar, Sonar &Navigation, Volume 18, Issue 5, Page 740-753, May 2024.
In this study, a subband processing and lightweight neural network‐based time delay estimation method is introduced to SAS motion estimation and compensation. The results of time delay estimation and motion compensation demonstrate that the proposed method has better performance than the reference method.
Shiping Chen   +5 more
wiley   +1 more source

UUV Cluster Distributed Navigation Fusion Positioning Method with Information Geometry

open access: yesJournal of Marine Science and Engineering
The development and utilization of marine resources by humanity are increasing rapidly, and a single unmanned underwater vehicle (UUV) is insufficient to meet the demands of ocean exploitation.
Lingling Zhang   +3 more
doaj   +1 more source

Development of a snorkel for unmanned underwater vehicles [PDF]

open access: yes, 2012
Thesis (S.B.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2012.Cataloged from PDF version of thesis.Includes bibliographical references (p.
Tia, Peter (Peter M.)
core  

Beyond metal–air battery, emerging aqueous metal–hydrogen peroxide batteries with improved performance

open access: yesBattery Energy, Volume 3, Issue 2, March 2024.
Metal–H2O2 batteries are summarized including their architectures, possible mechanisms, and recent progress in Al–H2O2, Mg–H2O2, and Zn–H2O2 batteries. Several perspectives for the future are also provided. Abstract The aqueous metal–H2O2 batteries have been paid rapidly increasing attention due to their large theoretical energy densities, attractive ...
Jiehua Liu   +5 more
wiley   +1 more source

A Universal Multiphase Mission Execution Automaton (MEA) with Prolog Implementation for Unmanned Untethered Vehicles", Proceedings of 17th International Symposium on Unmanned Untethered Submersible Technology, Portsmouth, NH, August 2011. [PDF]

open access: yes, 2011
Proceedings of the 17th International Symposium on Unmanned Untethered Submersible Technology, Portsmouth, NH, August ...
Brutzman, D. P.   +2 more
core  

Recent Advances on Underwater Soft Robots

open access: yesAdvanced Intelligent Systems, Volume 6, Issue 2, February 2024.
Advanced underwater soft robots are crucial. This article first introduces the development trend and research status of underwater soft robots, and reviews the general underwater wireless communication methods. Works about biomimetic underwater soft robots are summarized.
Juntian Qu   +15 more
wiley   +1 more source

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