258   Artículos

 
en línea
Wen Gao, Yanqiang Bi, Xiyuan Li, Apeng Dong, Jing Wang and Xiaoning Yang    
Hybrid airships, combining aerodynamic lift and buoyant lift, are efficient near-space aircraft for scientific exploration, observation, and surveillance. Compared to conventional airplanes and airships, hybrid airships offer unique advantages, including... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Rong Li, Zhengliang Yang, Gaowei Yan, Long Jian, Guoqiang Li and Zhiqiang Li    
This paper uses the adaptive dynamic programming (ADP) method to achieve optimal trajectory tracking control for quadrotors. Relying on an established mathematical model of a quadrotor, the approximate optimal trajectory tracking control, which consists ... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Dimitrios Kaklis, Ioannis Kontopoulos, Iraklis Varlamis, Ioannis Z. Emiris and Takis Varelas    
Trajectory data holds pivotal importance in the shipping industry and transcend their significance in various domains, including transportation, health care, tourism, surveillance, and security. In the maritime domain, improved predictions for estimated ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Jiaming Li, Ning Xie and Tingting Zhao    
In recent years, with the rapid advancements in Natural Language Processing (NLP) technologies, large models have become widespread. Traditional reinforcement learning algorithms have also started experimenting with language models to optimize training. ... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Grzegorz Ilewicz and Edyta Ladyzynska-Kozdras    
The surgical robots currently used in cardiac surgery are equipped with a remote center of motion (RCM) mechanism that enables the required spherical workspace. The dynamics model of the surgical robot?s RCM mechanism presented in this work includes a di... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Jacopo Guadagnini, Gabriele De Zaiacomo and Michèle Lavagna    
This paper focuses on the mission analysis of the return trajectory of a Vertical Landing Reusable Launch Vehicle, both for Return-to-Launch-Site (RTLS) and DownRange Landing (DRL) recovery strategies. The main objective is to assess the mission performa... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Maksym Diachuk and Said M. Easa    
The paper presents a technique of motion planning for autonomous vehicles (AV) based on simultaneous trajectory and speed optimization. The method includes representing the trajectory by a finite element (FE), determining trajectory parameters in Frenet ... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Deli Jiang, Xuegeng Chen, Limin Yan, Jinhao Zhang, Tao Wu and Xuanhe Fu    
Compared with the conventional horizontal conveyor-chain-type plastic-film-picking device, the longitudinal nail-tooth-chain-plate-type plastic-film-picking device developed by our team in the early stage has little tearing effect on the mulching film, a... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Mai The Vu, Seong Han Kim, Van P. Nguyen, Nguyen Xuan-Mung, Jiafeng Huang, Dong-Wook Jung and Hyeung-Sik Choi    
Underwater vehicles have capacity limits for control inputs, within which their time-optimal trajectories (TOTs) can be formulated. In this study, the fastest trajectory for the depth control of a hybrid underwater glider (HUG) was found using buoyancy e... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Rongjun Mu, Yanpeng Deng and Peng Wu    
In this paper, a novel guidance algorithm based on adaptive convex optimization is proposed to ensure robustness in the uncertainty of a lunar lander?s parameters and satisfy the constraints of terminal position, velocity, attitude, and thrust. To addres... ver más
Revista: Aerospace    Formato: Electrónico

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