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Fengxu Wang, Wenfu Xu, Lei Yan, Chengqing Xie and Weihua Pu
Accurately estimating the pose of spacecraft is indispensable for space applications. However, such targets are generally non-cooperative, i.e., no markers are mounted on them, and they include no parts for operation. Therefore, the detection and measure...
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Jianing Wang, Xiaodong Wang and Yunhui Li
Space-based wide-field surveillance systems are of great significance in maintaining the security of space resources by avoiding collisions between space targets. However, their performance is hindered by stray light phenomena. The nonuniform background ...
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Bogdan Armaselu
An important topic in the field of geometric optimization is finding the largest rectangle separating two different points sets, which has significant applications in circuit design and data science. We consider some extensions of the maximum bichromatic...
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Olena Cherniak, Nataliia Sorocolat, Iryna Kanytska
Pág. 169 - 175
The subject of research in the article is a method for determining a complex quality indicator of qualimetry objects that have quality indicators with different units of measurement. The purpose of the work is proposing a method for determining a complex...
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Luai Aljubori,Chaham Alalouch
Pág. 183 - 205
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I. K. Badalakha
Pág. 82 - 89
The article shows the result of solving the problem on the stressed-and-strained state of an elastic semi-space because of the load action, which is uniformly distributed over the strip of constantly width and final or infinite length, with the use of no...
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Christie Quon,Tzeng-Yih Lam,Ho-Tung Lin
Pág. e002
Aim of study: Cluster plot designs are widely used in national forest inventory systems to assess current forest resources. By spreading subplots apart, a cluster plot could potentially capture a large variety of local plant species. This aspect has rare...
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Yoonjae Chung, Seungju Lee, Ranjit Shrestha and Wontae Kim
Recently, thermographic testing has been applied as a non-destructive evaluation technology for composite materials due to its remarkable advantages, such as its non-contact, non-destructive, and high-speed properties, it is harmless to the human body an...
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Rafal S. Jurecki and Tomasz L. Stanczyk
This article presents a short description of mathematical driver models. In the literature, there are no models that are generally considered fully satisfactory for use in analysing drivers? behaviour in emergencies. This paper presents a concept of mode...
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Yiqun Li, Shaoqiang Liang, Jiahui Gao, Zong Chen, Siyuan Qiao and Zhouping Yin
Due to the limitation of space rover onboard computing resources and energy, there is an urgent need for high-quality drive trajectories in complex environments, which can be provided by delicately designed motion optimization methods. The nonconvexity o...
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Jialong Jiao and Songxing Huang
Accurate prediction of ship seakeeping performance in complex ocean environment is a fundamental requirement for ship design and actual operation in seaways. In this paper, an unsteady Reynolds-averaged Navier?Stokes (RANS) computational fluid dynamics (...
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Ryo Inoue and Mao Li
A quadrilateral table cartogram is a rectangle-shaped figure that visualizes table-form data; quadrilateral cells in a table cartogram are transformed to express the magnitude of positive weights by their areas, while maintaining the adjacency of cells i...
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?.V. Strashnov,M.A. Torgashev
Pág. 40 - 49
This paper considers the task of collision detection for bounding cylinders surrounding the geometry of virtual objects with a terrain. To solve this task, an approach is proposed in which the cylinder is defined analytically, and the terrain is represen...
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Jiwei Qin, Liangli Ma and Qing Liu
With the increase in mobile location service applications, spatiotemporal queries over the trajectory data of moving objects have become a research hotspot, and continuous query is one of the key types of various spatiotemporal queries. In this paper, we...
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Mohamed Latrache, Mohamed Nadir Amrane
Pág. 115 - 121
This paper presents a numerical study pertaining to on the active vibration control (AVC) of the 3-D rectangle simply supported plate bonded of the piezoelectric sensor/ actuator pairs. AVC is a large area of interest either in all sections of industry o...
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Giuliano Lorenzoni,Adrian Pizzinga,Rodrigo Atherino,Cristiano Fernandes,Rosane Riera Freire
Pág. pp. 3 - 28
Technical analysis, or charting, aims on visually identifying geometrical patterns in price charts in order to antecipate price "trends". In this paper we revisit the issue of thecnical analysis validation which has been tackled in the literature without...
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Dongqin Liu, Zhongyi Zheng and Zihao Liu
During the process of establishing the analytical quaternion ship domain model, the impact of ship traffic conditions and navigator state was not taken into consideration. However, the significance of these factors in the ship domain cannot be ignored. T...
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Junzhi Pan, Zilong Ti and Hengrui You
Evaluation of hydrodynamic wave pressure on large-scale structure is an important task in the wave load design of thin-walled components used in sea-crossing bridge. This study focuses on the probability distribution of hydrodynamic wave pressure on a la...
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Adnan Alhaj Hasan, Aleksey A. Kvasnikov, Dmitriy V. Klyukin, Anton A. Ivanov, Alexander V. Demakov, Dmitry M. Mochalov and Sergei P. Kuksenko
This paper focuses on antenna modeling using wire-grid and surface triangulation as two of the most commonly used MoM-based approaches in this field. A comprehensive overview is provided for each of them, including their history, applications, and limita...
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Linghui Kong, Haizhong Qian, Yuqing Wu, Xinyu Niu, Di Wang and Zhekun Huang
Building outlines are important for emergency response, urban planning, and change analysis and can be quickly extracted from remote sensing images and raster maps using deep learning technology. However, such building outlines often have irregular bound...
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