405   Artículos

 
en línea
Veybi Djoharam,Etty Riani,Mohamad Yani     Pág. 127 - 133
Pesanggrahan River has important role and function to support human life and ecosystem existing in river area. Daily human activities that utilize river water and then dispose the sewage/waste into Pesanggrahan River can decrease the air quality. This re... ver más
Revista: Journal of Natural Resources and Environmental Management    Formato: Electrónico

 
en línea
Lei Sun, Honglei An, Hongxu Ma, Qing Wei and Jialong Gao    
Lower limb knee?ankle prostheses can effectively assist above-knee amputees in completing their basic daily activities. This study explored methods for estimating the joint kinematics of intelligent lower limb prostheses to better adapt them to the walki... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Yixiao Li, Fang Zhang and Jinhui Jiang    
Dynamic load localization and identification technology is very important in the structural design and optimization of aircraft. This paper proposes a non-global traversal method (NTM) for the fast positioning and recognition of dynamic loads on continuo... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Chen Xia, Christian Eduardo Verdonk Gallego, Adrián Fabio Bracero, Víctor Fernando Gómez Comendador and Rosa María Arnaldo Valdés    
This paper investigates the impact of trajectory predictor performance on the encounter probability generated by an adaptive conflict detection tool and examines the flexibility of the tool dependent on its adjustable thresholds, using historical radar t... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jinfeng Ma, Yuting Wang, Yu An, Mei Zhang and Xiaodong Wang    
The impact of the spatial pattern of wetland plants on nitrogen removal is a hot research topic. Ten water samples were collected from separate sampling points in mid-August and at the end of October 2021, and the concentrations of TN, NH4-N, and NO3-N i... ver más
Revista: Water    Formato: Electrónico

 
en línea
Thomas Parr, Karl Friston and Peter Zeidman    
Bayesian inference typically focuses upon two issues. The first is estimating the parameters of some model from data, and the second is quantifying the evidence for alternative hypotheses?formulated as alternative models. This paper focuses upon a third ... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Jun Tie, Weibo Wu, Lu Zheng, Lifeng Wu and Ting Chen    
When aiming at the problems such as missed detection or misdetection of recognizing green walnuts in the natural environment directly by using target detection algorithms, a method is proposed based on improved UNet3+ for green walnut image segmentation,... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
José Antonio López Ortí, Francisco José Marco Castillo and María José Martínez Usó    
In the present paper, we efficiently solve the two-body problem for extreme cases such as those with high eccentricities. The use of numerical methods, with the usual variables, cannot maintain the perihelion passage accurately. In previous articles, we ... ver más
Revista: Algorithms    Formato: Electrónico

 
en línea
Andrea D?Ambrosio and Roberto Furfaro    
This paper demonstrates the utilization of Pontryagin Neural Networks (PoNNs) to acquire control strategies for achieving fuel-optimal trajectories. PoNNs, a subtype of Physics-Informed Neural Networks (PINNs), are tailored for solving optimal control pr... ver más
Revista: Aerospace    Formato: Electrónico

 
en línea
Jan Erik Zeriadtke, Joël Martin and Viola Wartemann    
The performance of hybrid rocket engines is significantly influenced by the fuel geometry. Burnback simulations, to determine the fuel surface and fluid volume, are therefore an important tool for preliminary design. This work presents a method for the s... ver más
Revista: Aerospace    Formato: Electrónico

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