Calculation of spatial target coordinates in range-difference passive radars by the Levenberg – Marquardt method by A. A. Dmitrenko, S. Y. Sedyshev, Y. У. Kuleshov, A. A. Bogatyrev

“…The following parameters were used as comparison criteria: passive radar working area (a part of space where the deviation of target coordinate estimates from their true values does not exceed the maximum tolerable values); average error in calculating spatial coordinates in the working area; iterations number of coordinate calculation in the analyzed part of space. …”
Get full text

Amended Calculation of Solar Heat Gain Coefficient Based on the Escape of Incident Solar Radiation by Shunyao Lu, Dongfang Yang, Xiaoqing Huang, Tao Chen, Zhengzhi Wang

“…In this paper, the heat transfer process of solar radiation in window shading systems is analyzed, and an amended calculation model for the SHGC is established. Multiple forms of windows and shading systems are selected and their SHGC-amended factor for rooms with different orientations under different standard calculation conditions in various countries is calculated. …”
Get full text

Calculating Semantic Frequency of GSL Words Using a BERT Model in Large Corpora by Liu Lei, Gong Tongxi, Shi Jianjun, Guo Yi

“…Third, the high-frequency senses selected via this method can be verified by their consistent coverage across different corpora. …”
Get full text

Low Contrast Oil Reservoir Evaluation Method Based on Continuous Conductive Channel Calculation by ZHANG Meiling, ZHAO Jiahui, XIONG Kui, WANG Shuangquan

“…Selecting actual low contrast oil layers with similar physical properties and significant differences in clay types in the Weizhou formation, the cation exchange model and bound water connected conduction model are used for calculation. …”
Get full text

Calculation of Aging Coefficient for Establishing Aging Condition Index of Thermoplastic Insulated Power Cables by Seung-Won Lee, Ik-Su Kwon, Byung-Bae Park, Sung-ho Yoon, Dong-Eun Kim, Jin-Seok Lim, Hae-Jong Kim

Get full text

Numerical Calculation of Aerodynamic Characteristics of Low-Speed Aircraft under Heavy Rainfall Conditions by Yuan Peijun, Chang Sijiang, Dai Yuewei, Zhang Jialiang

“…A rainstorm environment with a liquid water content of 30 g/m3 is selected, and a vehicle with a flight speed of 30 m/s is taken as an object, and the two wall models are adopted to carry out numerical calculations and mechanism analyses under the conditions of 0°, 10°, and 20° angles of attack, respectively. …”
Get full text

Hydrate occurrence identification of shallow loose sediments in deep water and its saturation calculation by Jun Zhao, Chao Zheng, Jianxiang Pei, Di Tang, Jiang Jia

“…These findings suggest that selecting an appropriate acoustic-electric joint inversion saturation calculation model, based on the determination of hydrate occurrence states, can significantly improve the accuracy of hydrate saturation prediction. …”
Get full text

Hygienic substantiation of calculating models for prognosis of toxicity of different classes insecticides (second part) by O.P. Vavrinevych, B.I. Shpak, A.M. Antonenko, S.T. Omelchuk, T.I. Zinchenko

“…A good and very good consistency of the features selected for the calculations according to the Cronbach’s alpha (index ranged from 0.8 and above) was indicated. …”
Get full text

Research on the Index Calculation Method for the Impact of Drought on Water Quality in the Nakdong River, Korea by Bu Geon Jo, Jaeyeon Lim, Joo-Heon Lee, Young Do Kim

“…The applicability of the calculated index was assessed by comparing index values to observed water quality data. …”
Get full text

Research on the Identification of Road Hypnosis Based on the Fusion Calculation of Dynamic Human–Vehicle Data by Han Zhang, Longfei Chen, Bin Wang, Xiaoyuan Wang, Jingheng Wang, Chenyang Jiao, Kai Feng, Cheng Shen, Quanzheng Wang, Junyan Han, Yi Liu

“…For the research of automotive active safety, an identification method for road hypnosis of a driver of a car with dynamic human–vehicle heterogeneous data fusion calculation is proposed. Road hypnosis is an unconscious driving state formed by the combination of external environmental factors and the psychological state of the car driver. …”
Get full text

DYNAMIC NUMERICAL STRESS ANALYSIS OF A by Kacper CIEŚLAR, Jacek NOWAKOWSKI, Tomasz KNEFEL

“…Dynamic numerical stress analysis of a crankshaft subjected to load at selected operational points of a diesel engine is presented in this paper. …”
Get full text

Study and Design of the Planetary Reducer Selection System by Zhou Rui, Dong Mingwang, Bao Kaimei

“…The database,calculation module,auxiliary function module and planetary reducer selection system are designed. …”
Get full text

Pyrolytic graphite as a selective neutron filter by M. Adib, N. Habib, B. Fathalla

Get full text

Analysis of methods for selection of optimal parameters of stack by K. M. Mirsalikhov, A. M. Gribkov, N. D. Chichirova

“…For the review, regulatory documents and scientific papers published in the most technically advanced countries were selected. RESULTS. In the course of analyzing the methodology for modeling the dispersion of impurities and calculating the height of the stack, it was concluded that, despite the large number of calculation models, the most accurate models are dispersion in air, based on meteorological data specific to a particular region. …”
Get full text

Selection of concept of roads protection against avalanches by M. I. Zimin

Get full text

Selection Theory of Dendritic Growth with Anisotropic Diffusion by Martin von Kurnatowski, Klaus Kassner

“…Subsequently, an eigenvalue problem for the growth mode results from the interface conditions. The eigenvalue is calculated numerically and the selection problem of dendritic growth with anisotropic diffusion is solved. …”
Get full text

Selection of energy storage for an industrial battery locomotive by Ievgen Riabov, Andrii Kachan

Get full text

Spin‐Selective Catalysts for Oxygen‐Involved Electrocatalysis by Haifan Li, Quan Quan, Chun‐Yuen Wong, Johnny C. Ho

“…Subsequently, approaches for investigating the spin‐related transition during electrocatalysis are introduced by reviewing in situ technologies and theoretical calculations. Then, the reported spin‐selective catalysts are categorized into intrinsic spin‐polarized materials, doping‐induced spin‐polarized materials, and multiple magnetic composites to discuss their application in electrocatalytic OER and ORR as well as their mechanism of spin polarization. …”
Get full text

Export Competitiveness of Selected Agricultural Products in Kenya by Jeniffer Wanjuhi Wainaina, Ufuk Gültekin

“…This study used reports from various bodies to determine the competitiveness of some selected agricultural products between Kenya and other East African Community countries. …”
Get full text

PHOTOTUNABLE SELECTIVE REFLECTION OF CHOLESTERIC LIQUID CRYSTALS by D. S. Chepeleva, A. S. Yakovleva, A. A. Murauski, I. N. Kukhta, A. A. Muravsky

“…The concentration of the cChD additive is calculated, so that the peak of selective reflection and its rearrangement occurs in the visible range of the electromagnetic radiation spectrum (380-780 nm). …”
Get full text