Results 41 to 50 of about 1,528,944 (211)

Effectiveness Assessment of Underwater Area Cruise Based on the ADC Method

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Underwater area surveillance plays a crucial role in upholding national security, safeguarding strategic interests, and mitigating potential threats. Despite its significance, a notable gap persists in the availability of comprehensive models for assessing its effectiveness.
Qingwei Liang   +3 more
wiley   +1 more source

A potential-flow based flight simulator for an underwater glider [PDF]

open access: yes, 2013
Underwater gliders are recent innovative types of autonomous underwater vehicles (AUVs) used in ocean exploration and observation. They adjust their buoyancy to dive and to return to the ocean surface.
LAURENS, Jean-Marc   +4 more
core   +1 more source

A cooperative formation method for AUV swarm under directed communication constrains [PDF]

open access: yesZhihui kongzhi yu fangzhen
The formation movement of Autonomous Underwater Vehicle (AUV) clusters has significant application value in underwater missions. To achieve efficient collaboration and formation movement of AUV clusters in underwater mission scenarios, this paper ...
LIU Hao, FAN Xibin, LI Dong
doaj   +1 more source

Revolutionizing Underwater Exploration of Autonomous Underwater Vehicles (AUVs) and Seabed Image Processing Techniques

open access: yesCoRR, 2023
The oceans in the Earth's in one of the last border lines on the World, with only a fraction of their depths having been explored. Advancements in technology have led to the development of Autonomous Underwater Vehicles (AUVs) that can operate independently and perform complex tasks underwater. These vehicles have revolutionized underwater exploration,
Rajesh Sharma Rajendran   +2 more
openaire   +3 more sources

FLSea: Underwater Visual–Inertial and Stereovision Forward‐Looking Data Sets

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Visibility underwater is challenging and degrades as the distance between the subject and the camera increases. That is why forward‐looking underwater computer vision tasks are difficult. We have collected underwater forward‐looking stereovision and visual–inertial image sets using two underwater imaging platforms, a stereo camera rig, and an ...
Yelena Randall   +2 more
wiley   +1 more source

AUV-Based Plume Tracking: A Simulation Study

open access: yesJournal of Control Science and Engineering, 2016
This paper presents a simulation study of an autonomous underwater vehicle (AUV) navigation system operating in a GPS-denied environment. The AUV navigation method makes use of underwater transponder positioning and requires only one transponder.
Awantha Jayasiri   +3 more
doaj   +1 more source

AUV Adaptive Sampling Methods: A Review

open access: yesApplied Sciences, 2019
Autonomous underwater vehicles (AUVs) are unmanned marine robots that have been used for a broad range of oceanographic missions. They are programmed to perform at various levels of autonomy, including autonomous behaviours and intelligent behaviours ...
Jimin Hwang, Neil Bose, Shuangshuang Fan
doaj   +1 more source

Formation Control With Obstacle Avoidance of Underwater Swarms Based on Relative Visual Feedback

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Underwater multi‐robot and swarm systems require advanced methodologies for controlling collective behavior. Conventional single‐robot techniques, such as tethering, sonar imaging, and acoustic localization, are not scalable or effective for swarm applications.
Andrea Infanti   +7 more
wiley   +1 more source

Eliciting expert judgement for the probability of AUV loss in contrasting operational environments [PDF]

open access: yes, 2007
Each time an autonomous underwater vehicle (AUV) is used in the sea there is a non-zero probability of loss. Quantifying probability of loss is not an exact science; therefore much depends on the fault history of the vehicle, the operational environment ...
Trembanis, A., Griffiths, G.
core   +1 more source

Approach method for an autonomous underwater vehicle based on mutual positioning with an unmanned aerial vehicle

open access: yesInternational Journal of Advanced Robotic Systems
This paper proposes an approach method that enables an autonomous underwater vehicle (AUV) to accurately approach an unmanned aerial vehicle (UAV)-deployed station in the final stage of a mission. AUVs are increasingly used as fully autonomous underwater
Takumi Matsuda, Yusuke Yokota
doaj   +1 more source

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