Results 161 to 170 of about 207,288 (348)

Unmanned Aerial Systems for Corrosion Detection: Multi‐Sensor Technologies, Challenges, and Opportunities for Next‐Generation Inspection

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT Corrosion remains a critical threat to the integrity and service life of infrastructure in industries such as oil, gas, construction, renewable energy, and transportation. Traditional inspection methods, being labor‐intensive, hazardous, and often subjective, fall short in addressing modern inspection demands.
Alhossein Alharbi   +3 more
wiley   +1 more source

Vision based strategies for implementing Sense and Avoid capabilities onboard Unmanned Aerial Systems

open access: yes, 2011
Current research activities are worked out to develop fully autonomous unmanned platform systems, provided with Sense and Avoid technologies in order to achieve the access to the National Airspace System (NAS), flying with manned airplanes.
Forlenza, Lidia
core  

Age Replacement for Balanced Systems Under Mission Durations

open access: yesQuality and Reliability Engineering International, EarlyView.
ABSTRACT With advances in technology, systems such as Unmanned Aerial Vehicles (UAV) and planetary landing vehicles whose operation requires maintaining balance across sectors have attracted increasing attention within the balanced systems literature.
Ferhan BAŞ KAMAN
wiley   +1 more source

The future of battlefield micro air vehicle systems

open access: yes, 2009
The most recent survey of Unmanned Aerial Vehicle (UAV) adoption rates shows that the area of small, man-portable systems (generally defined as Micro Air Vehicles or MAVs of maximum take-off weight between 1-5 kg) has one of the highest growth rates of ...
Barlow, Chris   +5 more
core  

Vision-based Navigation Using Landmark Recognition for Unmanned Aerial Vehicles [PDF]

open access: yes, 2014
This thesis describes a new approach for a vision-based positioning system for Un- manned Aerial Vehicles using a recognition method based on known, robust geo- graphic landmarks.
Mannberg, Mikael
core  

New energy: Empowering unmanned aerial vehicles in low-altitude economy

open access: yesNext Energy
Traditional fossil fuels are being depleted. In today's society, electricity consumption shows characteristics such as rapid growth in the tertiary industry and residential life, an increasing share of green electricity, prominent peak-valley conflicts ...
Zijian Wu, Zhehao Zhang
doaj   +1 more source

Sliding Mode Control in Aerospace Applications: A Survey

open access: yesInternational Journal of Robust and Nonlinear Control, EarlyView.
ABSTRACT Sliding mode control (SMC) enjoys robustness to matched and unmatched (in the case of minimum phase input‐output dynamics) bounded perturbations, and finite time convergence. Second‐order and higher‐order sliding mode control systems (2‐SMC/HOSMC) retain all the advantages of sliding mode control, but in addition can be applied to systems of ...
Yuri Shtessel, Christopher Edwards
wiley   +1 more source

Enabling Under Ice Glider Operations: A Backseat Driver Approach

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Polar Oceans are key locations for forcing global ocean circulation, influencing both global climate and biogeochemical cycles. Due to restricted access to these seasonally and perennially ice‐covered regions, these areas are severely undersampled.
Yaomei Wang   +12 more
wiley   +1 more source

Redefining Optimal Coverage Path Planning for FLS‐Equipped AUVs With Deep Reinforcement Learning

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Autonomous Underwater Vehicles (AUVs) have emerged as indispensable tools for a variety of subsea tasks, from habitat monitoring and seabed mapping to infrastructure inspection and mine countermeasures. A fundamental challenge in this field is Coverage Path Planning (CPP), the problem of ensuring complete and efficient area coverage.
Lorenzo Cecchi   +3 more
wiley   +1 more source

UAV collision avoidance: a specific acceleration matching approach

open access: yes, 2011
Includes abstract.Includes bibliographical references.An increased level of autonomy is required for future Unmanned Aerial Vehicle (UAV) missions. One of the technologies required for this to occur is an adequate sense and avoid system to enable the UAV
Patel, Amir
core  

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