A power line channel estimation mechanism based on compressed sensing by Yeshen HE, Kun LIANG

“…Through the analysis of power line channel characteristics,the corresponding mathematical model was established,the multipath channel characteristics of power line were studied.Combined with a novel compressed sensing and processing technology,a channel estimation method of power line based on compressed sensing was proposed.The transmission characteristics of power line channel were analyzed.Taking advantage of its sparse,only a small amount of noise and channel parameters needed to be collected,extracted and stored,which greatly reduced the digital signal processing module of data processing,and the storage hardware requirements and hardware costs were reduced.…”
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High sensitivity optical detection method based on photon RF oscillator by Ning MU, Wanrong GAO, Wanghan LYU

“…Firstly a system by photon RF oscillation mechanism and mathematical model was constructed. The principle of constructing the system was deduced and analyzed. …”
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Optimum Design of the Transmission of Mining Truck based on Maximum Actual Power by Zhang Guofen, Liu Zhaojie, Zhang Famin, Song Zhen

“…According to the design requirements and characters of mining truck,an optimum mathematical model of transmission is set up to maximize actual power under the precondition of reliability. …”
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ELECTROMAGNETIC WAVES SHIELDING BY THE PLANE ONE-LAYER SCREEN MADE FROM MATERIALS WITH SPACE DISPERSION by V. T. Erofeenko, V. F. Bondarenko

“…The problem is based on the use of the differential mathematical model of the medium with space dispersion, classical boundary conditions of continuity of the tangential components of the fields and complementary boundary conditions on the face surfaces of the screen. …”
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Forming Grinding Wheel Profile Modification of Cycloidal Gear of Robot RV Reducer by Deng Xiaozhong, Zhang Yanzhen, Li Tianxing, Su Jianxin

“…According to the principle of forming principle and modeling method of the cycloidal gear tooth profile,the mathematical model of the form grinding is established and the calculation formulas for axial section coordinate points of the grinding wheel are deduced. …”
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Calculation of Wall Heat Conductivity under Non-Symmetric Boundary Conditions by R. I. Yesman

“…A mathematical model for heating multi-layer walls with non-symmetric boundary surface conditions has been developed in the paper. …”
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Design and Research of a Bevel Gear-roller Flat Plate CVT by Xu Liang, Sun Guoxing, Sun Zhangdong, Song Jun

“…Based on the transmission principle of traditional roller flat plate CVT and the transmission characteristics of bevel gears, a new bevel gear-roller flat plate CVT is proposed, the transmission principle and structural characteristics of the CVT are analyzed, and the mechanical transmission mathematical model between roller and flat plate is established; based on the principles of contact mechanics and tribology, the design and analysis of bevel gear-roller flat plate CVT is carried out. …”
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Optimal Design of NGW Planet Wrench Parameter by Chen Xingqiang, He Hua, Liu Chunjing

“…Through the theoretical analysis of a three stages NGW planetary gear transmission wrench,the mathematical model with the optimal object of minimizing wrench volume is established. …”
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Dynamics of Rabies Epidemics in Vampire Bats by Liang Tian, Juping Zhang

“…In order to study the transmission of rabies epidemics in vampire bats, we propose a mathematical model for vampire bat rabies virus. A threshold R0 is identified which determines the outcome of the disease. …”
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SCMA codebooks design for Rayleigh fading channel by Tuofeng LEI, Shuyan NI, Naiping CHENG, Xin SONG

“…According to the symbol error eate (SER) of the superimposed constellation, the near-optimal space code multiple access (SCMA) codebooks were explored under uplink and downlink Rayleigh fading channels, respectively.A near-optimal codebook design scheme was proposed based on the mathematical model between the superimposed constellation and the SER formula.And the proposed design procedures could be summarized as follows, design the factor graph matrix, match the best codeword pair, and find the optimal angle.Numerical results are provided to demonstrate that the proposed scheme can achieve near-optimal SER performance.…”
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Calculation and Simulation of Non-circular Planetary Gear Water Motor Machining Parameter based Multiple Objective Optimization by Liu Zhiping, Su Jianxin, Deng Xiaozhong, Xu Zengjun

“…By using the multiobjective optimization theory,the mathematical model to solve the pitch curve of non- circular planetary gear is established,the calculation theory of non- circular gear tooth profile is proposed,the program of solving the pitch curve and tooth profile coordinate calculation is developed based on the software of Matlab. …”
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Stability of Membrane Elastodynamics with Applications to Cylindrical Aneurysms by A. Samuelson, P. Seshaiyer

“…In this paper, we examine a coupled fluid-structure mathematical model for a cylindrical geometry representing an idealized aneurysm using both analytical and numerical techniques. …”
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AN EXAMPLE OF STATISTICAL ANALYSIS USED IN STUDYING SPORTS PERFORMANCE IMPROVEMENT by Iuliana Carmen BĂRBĂCIORU, Eduard Robert SAKIZLIAN

“…The purpose of this article is to present a mathematical model using dynamic data of athletes' performance in a particular sport. …”
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CONTROL OPTIMIZATION OF WIND UNIT WITH HELICOID VERTICALLY AXIAL WINDMILL AND SYNCHRONOUS MAGNETO-ELECTRIC GENERATOR by М. М. Oleshkevich, Y. V. Makosko

“…In order to optimize operational modes of a wind power unit a mathematical model and software have been developed and a number of calculative experiments have been carried out. …”
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Optimization of multiple sampling for solving network boundary specification problem by Ruochen Zhang

“…The present study discusses the boundary specification problem in multiple surveys, and proposes a mathematical model for optimizing the sampling strategy in each independent survey. …”
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Harmonic and Intermodulation Performance of Nonlinear Electronic Circuits by Muhammad Taher Abuelma'atti

“…A unified technique for mathematical modelling of the input output characteristics of nonlinear electronic circuits is presented. …”
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DEVELOPMENT THE MODEL OF IMPROVING THE QUALITY OF TRAINING by A. Panychev

“…In particular was proposed: the algorithm for comparative evaluation of specialists based proximity measure its actual set of competencies to the standard of PPS, the mathematical model to describe the growth of competences.…”
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On Flows of Bingham-Type Fluids with Threshold Slippage by Evgenii S. Baranovskii

“…We investigate a mathematical model describing 3D steady-state flows of Bingham-type fluids in a bounded domain under threshold-slip boundary conditions, which state that flows can slip over solid surfaces when the shear stresses reach a certain critical value. …”
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Forward Kinematics Analysis and Simulation for a Series Parallel Hybrid 7-DOF Humanoid Mechanical Arm based on MATLAB by Liu Jingjing, Peng Junquan, Liu Xinhua

“…A series parallel 7- DOF humanoid mechanical arm is designed and the mathematical model of humanoid mechanical arm is established through integration of kinematics analysis for parallel structure and D-H modeling method. …”
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Multi-objective Optimization Design of Gearbox with Helical Cylindrical Gear Drive by Zhou Libin, An Xianghua, Chen Huanguo

“…Taking the bearing capacity increasing,meeting the equal strength design and the minimum center distance of gear drive as objective function,the multi- objective optimum design mathematical model of the two- grade helical cylindrical gear drive is established. …”
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