Diagnostic of Maximum Temperature in Kerman Province and Its Relationship with Geopotential Height(level 500hpa) by Hossein Jahantigh, Esmail Rashidi, abdolhossein Adel zadeh

“…Therefore, we used two databases. First Base event database environment (surface). In this regard, the surface temperature is selected stations Kerman province. …”
Get full text

Generalized Synchronization of Stochastic Discrete Chaotic System with Poisson Distribution Coefficient by Shao-juan Ma, Duan Dong, Jie Zheng

“…This paper addresses the generalized synchronization of stochastic discrete chaotic systems with Poisson distribution coefficient. Firstly, based on the orthogonal polynomial approximation theory of discrete random function in Hilbert spaces, the discrete chaotic system with random parameter is transformed into its equivalent deterministic system. …”
Get full text

Vibration-Attenuation Controller Design for Uncertain Mechanical Systems with Input Time Delay by Yuanchun Ding, Falu Weng, Xiaohua Jiang, Minkang Tang

“…The problems of vibration-attenuation controller design for uncertain mechanical systems with time-varying input delay are of concern in this paper. Firstly, based on matrix transformation, the mechanical system is described as a state-space model. …”
Get full text

Voltage Stability Bifurcation Analysis for AC/DC Systems with VSC-HVDC by Yanfang Wei, Zheng Zheng, Yonghui Sun, Zhinong Wei, Guoqiang Sun

“…The steady power model and control modes of VSC-HVDC are briefly presented firstly. Based on the steady model of VSC-HVDC, a new improved sequential iterative power flow algorithm is proposed. …”
Get full text

Optimal Simulation of Sandcastle Life in Dynamic Environment Based on Stability Principle by Peng-Hui Yang, Ya-Yu Jiang, Qi Tang, Yi-Fang Li, Jia-Ming Zhu

“…This paper mainly studies to explore a three-dimensional geometric model including three modules of a sandcastle foundation with optimal stability. Firstly, based on the knowledge of streamline structure, structural mechanics, and fluid mechanics, the most stable sand pile foundation model under the action of tidal current and wave is established. …”
Get full text

Obrazy rodziców w poradnikach dla nauczycieli. Raport z badań wstępnych by Beata Adrjan

“…The conducted analysis also shows two approaches to building relationships between teachers and parents: first based on a strategy of conflict and confrontation with parents, and second based on a positive attitude towards parents and a joint work of teachers and parents for the benefit of children. …”
Get full text

Synchronization of the Coupled Distributed Parameter System with Time Delay via Proportional-Spatial Derivative Control by Kun Yuan, Abdulaziz Alofi, Jinde Cao, Abdullah Al-Mazrooei, Ahmed Elaiw

“…By combining parabolic partial differential equation (PDE) theory with Lyapunov technique, the synchronization is studied for a class of coupled distributed parameter systems (DPS) described by PDEs. First, based on Kronecker product and Lyapunov functional, some easy-to-test sufficient condition is given to ensure the synchronization of coupled DPS with time delay. …”
Get full text

Free Vibration Analysis of Rings via Wave Approach by Wang Zhipeng, Liu Wei, Yuan Yunbo, Shuai Zhijun, Guo Yibin, Wang Donghua

“…Free vibration of rings is presented via wave approach theoretically. Firstly, based on the solutions of out-of-plane vibration, propagation, reflection, and coordination matrices are derived for the case of a fixed boundary at inner surface and a free boundary at outer surface. …”
Get full text

Exponential Stability of Stochastic Delayed Neural Networks with Inverse Hölder Activation Functions and Markovian Jump Parameters by Yingwei Li, Huaiqin Wu

“…The jumping parameters are modeled as a continuous-time finite-state Markov chain. Firstly, based on Brouwer degree properties, the existence and uniqueness of the equilibrium point for SNNs without noise perturbations are proved. …”
Get full text

State Estimation for Fractional-Order Complex Dynamical Networks with Linear Fractional Parametric Uncertainty by Hongjie Li

“…The parametric uncertainty is assumed to be of linear fractional form. Firstly, based on the properties of Kronecker product and the stability of fractional-order system, a sufficient condition is derived for robust asymptotic stability of linear fractional-order augmented system. …”
Get full text

Video Texture Synthesis Based on Flow-Like Stylization Painting by Qian Wenhua, Xu Dan, Yue Kun, Guan Zheng

“…It provides a simple nonphotorealistic video synthesis system in which user can obtain a flow-like stylization painting and infinite video scene. Firstly, based on anisotropic Kuwahara filtering in conjunction with line integral convolution, the phenomena video scene can be rendered to flow-like stylization painting. …”
Get full text

Monitoring of Nitrogen Transport in Pear Trees Based on Ground Hyperspectral Remote Sensing and Digital Image Information by Zehua Fan, Desheng Wang, Nannan Zhang, Baoping Zhou

“…To study nitrogen transport monitoring in pear trees based on ground-based hyperspectral remote sensing and digital image information. First, based on ground hyperspectral remote sensing and digital image information, combined with the characteristics of visible and near-infrared spectral data and digital image data, a beet nitrogen nutrition diagnosis model based on visible and near-infrared spectral and digital image information was established. …”
Get full text

Construction of Regional Logistics Weighted Network Model and Its Robust optimization: Evidence from China by Lizhao Yan, Yi Wen, Kok Lay Teo, Jian Liu, Fei Xu

“…In this paper, we construct a regional logistics model from a macroperspective. First, based on the gravity model, the index of logistics attraction between cities is established as the weight of the model, and hence the regional logistics weighted model is constructed. …”
Get full text

Projective Synchronization of Nonidentical Fractional-Order Memristive Neural Networks by Chong Chen, Zhixia Ding

“…This paper investigates projective synchronization of nonidentical fractional-order memristive neural networks (NFMNN) via sliding mode controller. Firstly, based on the sliding mode control theory, a new fractional-order integral sliding mode controller is designed to ensure the occurrence of sliding motion. …”
Get full text

Coevolution of Interorganizational Psychological Contract and Interorganizational Relationship: A Case Study of Manufacturing Company in China by Wei He

“…This paper studies the interrelation and coevolution of IORs and IPCs by building a system dynamics (SD) model. Firstly based on the structural analysis of the interrelations of IPC and IOR, this paper builds the qualitative causal loop diagram of the interrelations. …”
Get full text

Adaptive Synchronization for Two Different Stochastic Chaotic Systems with Unknown Parameters via a Sliding Mode Controller by Zengyun Wang, Lihong Huang, Xuxin Yang, Dingyang Lu

“…The main work of this paper consists of the following aspects. Firstly, based on the Lyapunov theory in stochastic differential equations and the theory of sliding mode control, we propose a simple sliding surface and discuss the occurrence of the sliding motion. …”
Get full text

Influence of external impacts on the dynamics of the industrial structure of gross regional product by D. A. Gaynanov, A. G. Ataeva

“…The article assesses the impact of the sectoral structure of the gross regional product of the Russian regions on the sustainability of regional economies to external crises (using the oil crisis and the spread of coronavirus infection as an example). Firstly, based on a comparison of the trends in oil prices and the gross regional product of Russian regions over the past 20 years, the paper determines that the oil crisis will affect the economic development of all regions, regardless of the specialization of the territory. …”
Get full text

Study on the Equilibrium Discriminant Model of Urban Agglomeration Transport Supply and Demand Structure by Z. Y. Liu, C. B. Li, M. Y. Jian

“…In order to study the adaptability of urban agglomeration transport supply and demand structure, and to provide the basis for decision-makers when optimizing the structure of transport supply and demand in urban agglomeration, this paper proposed and verified a structure equilibrium theory on the basis of entropy theory. Firstly, based on the analysis of the influencing factors, an urban agglomeration transport demand structure model was established using entropy theory. …”
Get full text

Numerical Simulation of Hot Stamping Forming of AZ Series Magnesium Alloys and Optimization of Die Process by Fang Qian

“…In order to deal with the bottleneck of poor plasticity and low formability of magnesium alloys at room temperature, a numerical simulation and a die process optimization method based on hot stamping of AZ series magnesium alloys were proposed. Firstly, based on the PAM-STAMP finite element analysis platform, the thermomechanical coupling numerical simulation is carried out for the cross cup-shaped deep drawing, and the changes in the stress and temperature field during the forming process are analyzed. …”
Get full text

Construction of Intelligent Building Integrated Evaluation System Based on BIM Technology by Mengmeng Song

“…In order to alleviate the impact of the old bridge by the environment and its own life and the problem of increasing maintenance cost, the intelligent building integrated evaluation system based on BIM technology is proposed. Firstly, based on BIM technology, an all-weather hardware monitoring system is constructed by using multiple sensors laid on the bridge. …”
Get full text