Results 1 to 10 of about 21,339 (219)

Synchronized Motion-Based UAV–USV Cooperative Autonomous Landing

open access: yesJournal of Marine Science and Engineering, 2022
A synchronous motion-based control strategy for unmanned aerial vehicle (UAV) landing on an unmanned surface vehicle (USV) is proposed to address the problem of low accuracy or even failure of UAV landing on the surface of a USV under wave action ...
Wenzhan Li, Yuan Ge
exaly   +3 more sources

A Cooperative Hunting Method for Multi-USV Based on the A* Algorithm in an Environment with Obstacles

open access: yesSensors, 2023
A single unmanned surface combatant (USV) has poor mission execution capability, so the cooperation of multiple unmanned surface ships is widely used. Cooperative hunting is an important aspect of multi USV collaborative research.
Zhiyao Zhao, Jiabin Yu
exaly   +3 more sources

A USV-UAV Cooperative Trajectory Planning Algorithm with Hull Dynamic Constraints

open access: yesSensors, 2023
Efficient trajectory generation in complex dynamic environments remains an open problem in the operation of an unmanned surface vehicle (USV). The perception of a USV is usually interfered by the swing of the hull and the ambient weather, making it ...
Zhenfeng Xue
exaly   +3 more sources

Comparative study on the sustainability of cattle products in the North-East cross-border region of Romania [PDF]

open access: yesТехнологія виробництва і переробки продуктів тваринництва, 2022
In this paper, the sustainability of cattle production in the crossborder region of North-East Romania and the Odessa region, Ukraine was pursued. The working methods used in this research were: observation, information systematization, mathematical ...
Vasile Maciuc   +3 more
doaj   +1 more source

Identification of Garbage in the River Based on The YOLO Algorithm [PDF]

open access: yesInternational Journal of Electronics and Telecommunications, 2021
This paper discusses the identification of garbage using the YOLO algorithm. In the rivers, it is usually difficult to distinguish between garbage and plants, especially when it is done in real-time and at the time of too much light.
Bhakti Yudho Suprapto   +6 more
doaj   +1 more source

The improvement of morphological parameters by the introduction of martial arts techniques in physical education and sports lessons [PDF]

open access: yesAnnals of the “Ştefan cel Mare” University: Physical Education and Sport Section - The Science and Art of Movement, 2020
Tae Bo is one of the most impressive and demanding training methods, which is also based on the principles promoted by the martial arts. From the point of view of the mental and physical demands required by this method of preparation, Tae Bo lessons are ...
Andreea - Gabriela Lazăr
doaj   +1 more source

Camera-LiDAR Cross-Modality Fusion Water Segmentation for Unmanned Surface Vehicles

open access: yesJournal of Marine Science and Engineering, 2022
Water segmentation is essential for the autonomous driving system of unmanned surface vehicles (USVs), which provides reliable navigation for making safety decisions.
Jiantao Gao   +4 more
doaj   +1 more source

Efficient Water Segmentation with Transformer and Knowledge Distillation for USVs

open access: yesJournal of Marine Science and Engineering, 2023
Water segmentation is a critical task for ensuring the safety of unmanned surface vehicles (USVs). Most existing image-based water segmentation methods may be inaccurate due to light reflection on the water. The fusion-based method combines the paired 2D
Jingting Zhang   +6 more
doaj   +1 more source

Distributed Consensus of USVs under Heterogeneous UAV-USV Multi-Agent Systems Cooperative Control Scheme [PDF]

open access: yesJournal of Marine Science and Engineering, 2021
This paper addresses the formation motion control of heterogeneous multi-agent unmanned systems via a distributed consensus approach. The considered heterogeneous system consisted of unmanned aerial vehicles (UAVs) and unmanned surface vehicles (USVs).
Kai Xue, Tingyi Wu
openaire   +2 more sources

University Student Volunteering (USV): Instruments for Its Comprehensive Diagnosis (ICD-USV)

open access: yesThe Qualitative Report, 2021
University Student Volunteering (USV) requires attention to guarantee its pedagogic quality and its fulfilment of community service. However, a review of the literature reveals a lack of tools for assessing the quality of USV. Thus, our research question was: how can we evaluate the efficacy of volunteer programs in higher education?
Briones Pérez, Elena   +2 more
openaire   +4 more sources

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