Results 51 to 60 of about 1,433,597 (161)

Omnidirectional Motion Trajectory Tracking Control Method for AUVs

open access: yes水下无人系统学报
The precise trajectory tracking capability of autonomous undersea vehicles(AUVs) is crucial for completing underwater tasks such as exploration, obstacle avoidance, and pipeline inspection.
Jiangpeng XU, Junlei WANG, Yi TANG
doaj   +1 more source

Acute cardiovascular changes following heat exposure during simulated shipboard firefighting

open access: yesExperimental Physiology, EarlyView.
Abstract Like structural firefighting, shipboard firefighting requires extreme exertion. However, shipboard firefighting may be a unique cardiovascular stress as most sailors lack extensive firefighting experience and may complete significant work before reaching the fire scene.
Daniel K. Sweet   +7 more
wiley   +1 more source

The use of computational fluid dynamics to assess the hull resistance of concept autonomous underwater vehicles [PDF]

open access: yes, 2007
Autonomous Underwater Vehicles (AUV’s) provide an important tool for collecting detailed scientific information from the oceans depths. The hull resistance of an AUV is an important factor in determining the powering requirements and range of the vehicle.
Phillips, Alexander B.   +6 more
core   +1 more source

Vector Propulsion AUV Path Planning Method Based on Deep Reinforcement Learning

open access: yes水下无人系统学报
This study proposed a joint control method of “rudder + vector thruster” and utilized deep reinforcement learning technology to allocate the usage ratio of rudder and vector nozzle, enabling autonomous undersea vehicles(AUVs) to achieve enhanced path ...
Zhouqi PANG   +3 more
doaj   +1 more source

From Surface to Depth: SWOT Altimetry and Glider Observations of a Cuddy in the Northeast Pacific

open access: yesJournal of Geophysical Research: Oceans, Volume 131, Issue 10, October 2026.
Abstract California Undercurrent Eddies (Cuddies) transport heat, salt, and biogeochemical properties from coastal regions to the open Northeast Pacific, but their three‐dimensional structure, lateral exchange mechanisms and complete life‐cycle are still not fully understood.
Giuliana Berden   +4 more
wiley   +1 more source

The low-level guidance of an experimental autonomous vehicle [PDF]

open access: yes, 1989
This thesis describes the data processing and the control that constitutes a method of guidance for an autonomous guided vehicle (AGV) operating in a predefined and structured environment such as a warehouse or factory.
Pears, Nicholas Edwin
core  

Parameter Tuning Method of Active Disturbance Rejection Controller for AUVs Based on VRFT

open access: yes水下无人系统学报
Active disturbance rejection control(ADRC) is model-independent and exhibits strong robustness against disturbances, effectively addressing the uncertainties of autonomous undersea vehicle(AUV) models and complex external environments. However, parameter
Xiaodong HOU, Rui YANG, Ming LI
doaj   +1 more source

DeepZoo: A cost‐effective and modular sampler for ecological studies in the deep ocean

open access: yesMethods in Ecology and Evolution, Volume 17, Issue 10, Page 2895-2908, October 2026.
Abstract Understanding the structure and dynamics of deep‐ocean communities requires effective sampling of pelagic organisms in near‐bottom waters. These dispersive organisms contribute to biodiversity, connectivity and ecosystem recovery. Yet, current sampling methods remain constrained by size, cost, and depth, leaving key questions unanswered in ...
Johanna N. J. Weston   +7 more
wiley   +1 more source

Error Compensation for Dead Reckoning Based on SVM

open access: yes水下无人系统学报
In the use of machine learning methods for error compensation in dead reckoning of an autonomous undersea vehicle(AUV), the neural network algorithm is commonly used.
Xin LI   +6 more
doaj   +1 more source

Green Hydrogen in Brazilian Media: Dominant Narratives and Missing Dimensions of the Energy Trilemma

open access: yesPolitics &Policy, Volume 54, Issue 5, October 2026.
ABSTRACT Media discourses help shape the visibility and legitimacy of energy transition pathways in the public sphere. This study examines how Brazilian mainstream newspapers framed green hydrogen and assesses the alignment of these narratives with the energy trilemma: energy security, environmental sustainability, and social accessibility. We analyzed
Flávia Mendes de Almeida Collaço   +3 more
wiley   +1 more source

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