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Design Analysis of Variable-Height Simply Supported Steel Truss Bridge
《Journal of World Architecture》2025年第2期15-21,共7页Yingxin Yan 
This article analyzes the design of a variable-height simply supported steel truss bridge based on an actual project.It includes its basic situation,introduction to variable-height simply supported steel truss bridges...
关键词：BRIDGE Variable height Simply supported beam Steel truss Finite element analysis 
A novel approach to visual image encryption:2D hyperchaos,variable Josephus,and 3D diffusion
《Chinese Physics B》2025年第4期335-352,共18页Yan Hong Xinyan Duan Jingming Su Zhaopan Wang Shihui Fang 
Project supported by the National Natural Science Foundation of China(Grant Nos.62105004 and 52174141);the College Student Innovation and Entrepreneurship Fund Project(Grant No.202210361053);Anhui Mining Machinery and Electrical Equipment Coordination Innovation Center,Anhui University of Science&Technology(Grant No.KSJD202304);the Anhui Province Digital Agricultural Engineering Technology Research Center Open Project(Grant No.AHSZNYGC-ZXKF021);the Talent Recruitment Special Fund of Anhui University of Science and Technology(Grant No.2024yjrc175);the Graduate Innovation Fund Project of Anhui University of Science and Technology(Grant Nos.2024cx2067,2024cx2107,and 2024cx2064);Seed Support Project for Postgraduate Innovation,Entrepreneurship and Practice at Anhui University of Science and Technology(Grant No.2024cxcysj084).
With the development of the Internet,image encryption technology has become critical for network security.Traditional methods often suffer from issues such as insufficient chaos,low randomness in key generation,and po...
关键词：SHA-384 two-dimensional infinite collapses hyperchaotic map(2D-ICHM) variable Joseph traversal 3D forward shift diffusion 
Parameterized Littlewood-Paley Operators and Their Commutators on Two-Weight Grand Homogeneous Variable Herz-Morrey Spaces
《Journal of Mathematical Research with Applications》2025年第2期231-242,共12页Xijuan CHEN Wenwen TAO Guanghui LU 
Supported by the National Natural Science Foundation of China(Grant No.12201500)。
In this paper,the authors prove that the parameterized area integralμ_(Ω,S)^(ρ)and the parameterized Littlewood-Paley g_(δ)^(*)-functionμ_(Ω,δ)^(*,ρ)are bounded on two-weight grand homogeneous variable Herz-Mo...
关键词：Grand homogeneous variable Herz-Morrey space parameterized area integral parameterized Littlewood-Paley g_(δ)^(*)-function commutator space BMO(R^(n)) 
Scaled non-passive environmental interaction force tracking for telerobotic manufacturing system with variable time delay
《Science China(Technological Sciences)》2025年第3期167-178,共12页Yukui ZHANG Fangyu PENG Yiming WAN Chen CHEN Zhitao GAO Haoyan LIU Yu WANG Rong YAN Xiaowei TANG 
supported by the National Natural Science Foundation of China(Grant Nos.52188102,52105515,62373161)。
Robot teleoperation plays an important role in industrial manufacturing in unknown and dangerous environments beyond human reach.In telerobotic manufacturing tasks,environmental interaction forces may vary significant...
关键词：non-passive interaction force position tracking scaled force tracking stability analysis telerobotic manufacturing system variable time delay 
Variable leading-edge cone method for waverider design
《Chinese Journal of Aeronautics》2025年第3期262-279,共18页Zhihao LI Chongwen JIANG Shuyao HU Chun-Hian LEE 
supported by grants from the National Natural Science Foundation of China(No.U20B2006);the Guangdong Basic and Applied Basic Research Foundation(No.2022A1515110145);Young Elite Scientists Sponsorship Program by China Association for Science and Technology(No.2022QNRC001).
The optimization of the waverider is constrained by the reversely designed leading edge and the constant shock angle distribution. This paper proposes a design method called the variable Leading-Edge Cone (vLEC) metho...
关键词：Hypersonic vehicles Waverider design methods Leading-edge cone method Variable shock angles Direct design method 
Visible,near-infrared,and shortwave-infrared spectra as an input variable for digital mapping of soil organic carbon
《International Soil and Water Conservation Research》2025年第1期203-214,共12页Vahid Khosravi Asa Gholizadeh Radka Kodesova Prince Chapman Agyeman Mohammadmehdi Saberioon Lubos Boruvka 
supported by the Czech Ministry of Education,Youth and Sports and an internal grant No.SV22-9-21130 of the Faculty of Agrobiology,Food and Natural Resources of the Czech University of Life Sciences Prague(CZU);The support from the EJP Soil(grant agreement No.862695 of the European Union's Horizon 2020 research and innovation programme)is also acknowledged.
This study proposes a novel methodology to employ discrete point spectra as input variable for digital mapping of soil organic carbon(SOC).Accordingly,two SOC modeling approaches were used in three agricultural sites ...
关键词：SOC modeling and mapping Interpolated spectra Machine learning Regression kriging Uncertainty 
Prediction of sandstone porosity in coal seam roof based on variable mode decomposition and random forest method
《Applied Geophysics》2025年第1期197-208,235,236,共14页Huang Ya-ping Qi Xue-mei Cheng Yan Zhou Ling-ling Yan Jia-hao Huang Fan-rui 
National Natural Science Foundation of China(Grant No.42274180);National Key Research and Development Program of China(2021YFC2902003).
Evaluation of water richness in sandstone is an important research topic in the prevention and control of mine water disasters,and the water richness in sandstone is closely related to its porosity.The refl ection sei...
关键词：VMD random forest method coal seams SANDSTONE POROSITY 
Energy and Buildings
《建筑节能(中英文)》2025年第3期10-10,共1页
The present study develops a data-based compact model for the prediction of the fluid temperature evolution in district heating-and-cooling pipeline networks.This model is based on an existing“reduced-order model”by...
关键词：District heating network Reduced-order model Variable mass flux Linear time-variant system Input-output relation 
Blur-Deblur Algorithm for Pressure-Sensitive Paint Image Based on Variable Attention Convolution
《Computers, Materials & Continua》2025年第3期5239-5256,共18页Ruizhe Yu Tingrui Yue Lei Liang Zhisheng Gao 
supported by the National Natural Science Foundation of China(No.12202476).
In the PSP(Pressure-Sensitive Paint),image deblurring is essential due to factors such as prolonged camera exposure times and highmodel velocities,which can lead to significant image blurring.Conventional deblurring m...
关键词：Pressure-sensitive paint deep learning image deblurring typeset variable attention convolution 
Mask-coding-assisted continuous-variable quantum direct communication with orbital angular momentum multiplexing
《Chinese Physics B》2025年第2期64-72,共9页Zhengwen Cao Yujie Wang Geng Chai Xinlei Chen Yuan Lu 
Project supported by the National Natural Science Foundation of China (Grant Nos. 62071381 and 62301430);Shaanxi Fundamental Science Research Project for Mathematics and Physics (Grant No. 23JSY014);Scientific Research Plan Project of Shaanxi Education Department (Natural Science Special Project (Grant No. 23JK0680);Young Talent Fund of Xi’an Association for Science and Technology (Grant No. 959202313011)。
Quantum secure direct communication(QSDC) is a communication method based on quantum mechanics and it is used to transmit secret messages. Unlike quantum key distribution, secret messages can be transmitted directly o...
关键词：continuous-variable quantum direct communication orbital angular momentum mask coding 
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