Proceedings of the 2017 2nd International Conference on Modelling, Simulation and Applied Mathematics (MSAM2017)

+ Advanced search
69 articles
Proceedings Article

Accuracy of Parabolic Equation Method for Modeling LF Electromagnetic Wave Propagation

Zaojun Zhou, Dandan Wang, Yurong Pu, Xiaoli Xi
The parabolic equation (PE) method, based on the split-step Fourier transform (SSFT) algorithm, has been used to model low-frequency (LF) electromagnetic (EM) wave propagation owing to its efficiency. However, the PE method is derived under the paraxial approximation so that its accuracy is guaranteed...
Proceedings Article

Electrical Performance Simulation of 2.5D Package

Wenchao Tian, Zhanghan Zhao
In this paper, the influence of TSV geometry parameters on transmission performance is analyzed and some TSV design references are given according to the simulation results. In addition, including coplanar waveguide (CPW) and microstrip line (MSL), two main signal line structures of RDL layer are studied...
Proceedings Article

Research on Evaluation Model of Department Responsibilities Conflict Based on DRCI

Xiaosong Li, Zenghua Li, Tong Liu, Junlei Hao
The definition of department responsibility conflict evaluation is first given in the paper. Following the analysis of the evaluation process, which is generalized to assess extent of the responsibility conflict among different power departments, the department responsibility matrix is established and...
Proceedings Article

Using DEM Data Simulation of SAR Image Based on Range-Doppler Model

Dongjian Xue, Jie Zheng, Wanqiu Li, Lulu Su, Chengrao Li
Based on the analysis of SAR imaging geometry and characteristics of satellite orbit parameters, This article mainly introduces RD location model, radar equation, backscattering model, principle of simulating SAR image and so on. The Range Doppler (RD) geo-location model is used to calculate the position...
Proceedings Article

Three-dimensional Anti-collision and Processing Simulation about Multi-axis Dual Turret Composite Wood Processing Center

Mingyou Chen, Heshu Xu, Kuangyu Huang, Xiangjun Zou, Jieli Qiu
In this paper, test on three-dimensional anti-collision and processing simulation is carried out .The test is based on modeling and virtual assembling of MSZ4224 machining center. Virtual manufacturing technology is used to finish the structure design and processing simulation of MSZ4224 machining center...
Proceedings Article

Comparative Analysis of the Effects of Financial Development on Industry Agglomeration in the Different Regions of China with Panel Data Model

Xiaowei Yang, Jianjun Xu
This paper constructs the cross-provinces panel data model to analyze the effects of financial development on industrial agglomeration from the financial scale, financial structure and financial efficiency respectively. The results show that the effects of financial development on industrial agglomeration...
Proceedings Article

Optimization of 3D Printing Model Data of Complex Sculpture Ceramic Mold

Han Xu, Zhicheng Huang, Wen Han, Shouyi Chen
This paper mainly introduces how to deal with the point cloud data of ceramic sculpture obtained from 3D scanning, getting the data that can be read and easy to print for three-dimensional printer. The paper combines the characteristics of production process of complex ceramic sculpture mold, using Geomagic...
Proceedings Article

Simulating and Optimizing of Tramcar Transportation Attempter in Open Pit Mine

Chulin Chen, Lei Shi
The ore transportation system of strip mines is a representative discrete-event sys-tem, so the data concerning facilities and resource are collected and extracted to obtain their statistical probability by Expertfit; Based on Flexsim, Then 3D model is developed, incarnating the relationship among transport,...
Proceedings Article

The Set of Fuzzy Time Series Forecasting Models Based on the Ordered Difference Rate

Chengguo Yin, Hongxu Wang, Hao Feng, Xiaoli Lu
Song and Chissom established fuzzy time series forecasting model in 1993. Stevenson and Porter improved the forecasting model of Jilani, Burney, and Ardil in 2009, and researched the forecasting problem of enrollments of the University of Alabama 1971–1992. Although they obtained the best prediction...
Proceedings Article

The Set of Improved Fuzzy Time Series Forecasting Models Based on the Ordered Difference Rate

Chengguo Yin, Hongxu Wang, Hao Feng, Xiaoli Lu
Song and Chissom first proposed the fuzzy time series forecasting model in 1993. In this paper, we improved the forecasting model proposed by Stevenson and Porter, and dug out the SIFBODR (The Set of Improved Fuzzy Time Series Forecasting Models Based on the Ordered Difference Rate). In the research...
Proceedings Article

The Management of Innovation Projects' Implementation in Production-and-Economic Systems: The Use of Prognostic Models for the Risk Metrics of Obtained Decisions

Leonid Mylnikov
The article describes a criteria-based approach to calculate the total risk obtained by the use of forecasts in prognostic models in order to solve tasks in production-and-economic systems; this chapter also outlines the difficulty of recording risks received by the use of prognostic functions and values...
Proceedings Article

The Set SFmBDR of Fuzzy Time Series Forecasting Models

Hao Feng, Hongxu Wang, Chengguo Yin, Xiaoli Lu
Fuzzy time series forecasting models are created by Song and Chissom in 1993. In 2012, Saxena, Sharma& Easo put forward the forecasting model which more improve the forecasting accuracy. According to this, this paper improve the set SFmBDR of fuzzy time series forecasting model based on differential...
Proceedings Article

Set of Fuzzy Time Series Forecasting Models Based on the Difference Rate

Xiaojing Zhu, Hongxu Wang, Chengguo Yin, Xiaoli Lu
Song & Chissom introduced the concept of fuzzy time series in 1993[1], and many fuzzy time series methods have been proposed, however, the prediction accuracy is not high, among which, Jilani, Burney and Ardil (2007) proposed prediction model has achieved a high accuracy. This paper improves their predicted...
Proceedings Article

Penalty Game with Mission Success Rates and Randomizing Mixed Nash Equilibrium Strategies-Based on Monte Carlo Simulation

Yicheng Gong, Xiaomeng Niu, Jingjing Yuan, Juan Zhao, Yanna Zhang
This article aims at improving the practice feasibility of game theory for the couches and athletes in a football penalty game. Firstly, some mission success rates are introduced to the penalty game to depict the technical uncertainty. Secondly, direction strategies are digitalized in order to be randomized...
Proceedings Article

Simulation and On-line Real-time Measurement of Aspirin Crystalline Particle Size Distribution Based on Ultrasound

San Xu, Xiuxi Li
Ultrasound is a new method in the measurement of a crystallization process. The cooling crystallization of Aspirin in ethanol is investigated vias experiments and population balance model. The particle size distribution of the crystallization is monitored online by ultrasonic attenuation spectroscopy....
Proceedings Article

Design of the Complex Surface of the Implicit Geometric Modeling-Based Automotive Body

Jie Niu
For improving smooth transition of the elbow and keeping geometric modeling characteristics of the elbow, the equation of blending surfaces was established by the means of implicit geometric modeling. Adjustable function of controlling parameter increases freedom of blending surfaces modeling. Sudden...
Proceedings Article

The Flow Stress Constitutive Equation and Its Simulation of the Electro Plastic Effect

Shuhua Peng, Yao Li
The tensile experiments were carried out under the condition of different pulse current on pure tantalum. A synthetic plasticity constitutive form H-V model describing the flow stress as a function of strain under the influence of pulse current was developed to fit the measured data -flow stress and...
Proceedings Article

Numerical Simulation on Mechanical Response of Buried Pipeline under Uneven Settlement

Yanhua Chen, Qikun Ma, Dongdong Li, Mei Yang, Luzhen Jiang
Uneven settlement will cause the buried pipeline deformed, even crack. A 3-D finite element model for buried pipeline was established by ADINA to investigate the deformation of pipe under uneven settlement. Furthermore, the effects of some key factors on mechanical response of buried pipeline were analyzed....
Proceedings Article

Three-Dimensional Numerical Modeling of Seismic Wave Propagation in Wudu Basin

Xiaolong Zhang, Xiaojun Li, Zhenghua Zhou, Gouxing Chen, Xiaobo Peng, Ming Lu
The Mw 7.9 earthquake occurred in Wenchuan, Sichuan, China, on 12 May 2008, and it caused huge casualties, economic loss, and serious damage to engineering structures and infrastructures in the area near the fault rupture. In particular, the Wudu township far away from the fault rupture (>100km), which...
Proceedings Article

Numerical Simulation and Characteristics Test of Temperature Field under Short-circuit Fault

Ying Wu
In this article, finite element software ANSYS was used to simulate the temperature field of short-circuit fault on copper conducting wire. A third-dimensional thermoelectric coupling model was established after analyzing the principle of short-circuit fault. The problem of latent heat was solved by...
Proceedings Article

A Review and Prospect of Numerical Simulation of Complex Hydraulic Fracture Propagation in Unconventional Reservoirs

Xiaogang Li, Changyin Liu, Liangping Yi, Zhiyu Sun, Zhaozhong Yang
Due to unconventional reservoir have natural weak discontinuities such as natural fractures and bedding planes, the hydraulic fracture has complicated fracture network morphology. Therefore, the traditional fracturing design method and the numerical simulation method of fracture propagation were restricted...
Proceedings Article

Numerical Simulation of Hydraulic Fracturing Based on the Extended Finite Element Method

Xiaogang Li, Liangping Yi, Changyin Liu, Zhiyu Sun, Zhaozhong Yang
This paper proposed a numerical model to simulate the hydraulic fracture propagation based on the extended finite element method(XFEM), in which a fracture representation is explicit and independent of the mesh grid. The fully coupled formulation described various physical phenomena, including the solid...
Proceedings Article

Active Contour Based on Local Statistic Information and an Attractive Force for Ultrasound Image Segmentation

Jianjun Yuan, Jianjun Wang
This paper presents a new active contour model with local intensities through level set method for ultrasound images segmentation. The method is not affected by the limitation of Gaussian distribution. The model is designed by local intensities, alignment term with a sharpening edge coefficient and regularization....
Proceedings Article

Stochastic Comparison of Residual Life of Order Statistics at Random Time

Fengxiao Wang
Stochastic comparison on order statistics has been paid lots of attention recently. This paper devotes to investigating the stochastic comparison properties of residual life and inactivity time at random time. Preserved properties of some stochastic comparisons on the residual life and inactivity time...
Proceedings Article

Threshold Optimization Algorithm -KSVM for Unbalanced Data Classification Prediction

Guoqing Ge, Xin Jin, Xu Lu, Yongbin Zhao
In the era of Big Data, the multidimensional datasets from electric power, medical treatment and other industries are often unbalanced, and the positive data usually costs more seriously when being classified. According to different datasets, the distribution tendency of datasets may reduce the accuracy...
Proceedings Article

Research on Relay Selection Scheme Based on Reduced Interference in Multi-Group Multicast

Zhiqing Tang, Shouyi Yang, Ruizhe Zhang, Guangping Li
Based on Multi-Group Multicast transmission mechanism, the transmission of a multicast group in the process of relaying data will affect other multicast group transmission. Hence, this paper proposes a relay selection scheme based on reducing interference among groups. This scheme applies the second...
Proceedings Article

Short-term Traffic Flow Prediction Method Based on Balanced Binary Tree and K-Nearest Neighbor Nonparametric Regression

Dongfang Fan, Xiaoli Zhang
Real-time and accurate short-term traffic flow prediction is a key issue and difficult in traffic control and guidance. Using data mining and large data-driven principle, nonparametric regression is a better method to resolve short-term traffic flow prediction. But there are two main obstacles that case...
Proceedings Article

Semi-Auto CPM Network Generation-Via Activities Predecessor & Duration Parsing

Chir-Ho Chang, Ro-Yu Wu
In order to notice a critical path method network working in a project, it is of crucial importance to visualize the network first. However, a project manager often needs to draw this kind of graph manually. In this paper, we develop a semi-auto network formation simulated system that reads the activities'...
Proceedings Article

Universal Design Description of Cubic Cyclic Fields and an Algorithm for Computing of Minimal Polynomials of Generating Elements

Amangeldy Bolen, Maksat Kalimoldayev, Orken Mamyrbayev, Kulyash Baisalbayeva
This paper presents an effective description of the universal design cubic cyclic fields and using an algorithm to compute the minimum polynomials generating elements. The calculations are carried out with the use of the properties of Gauss sums corresponding primitive Dirichlet character. Built fundamental...
Proceedings Article

Attitude Estimation Based on Modified Two-stage EKF

Peinan Wang, Zhiqiang Wang, Qing Zhu
In this paper, an attitude estimation algorithm based on modified two-stage Extended Kalman Filter (EKF) is presented to improve the accuracy of attitude estimation based on Micro Electro-Mechanical System (MEMS) motion capture technology. Firstly, a two-stage EKF is presented to replace the conventional...
Proceedings Article

The Wigner-Ville Distribution Based on the Offset Linear Canonical Transform Domain

Didar Urynbassarova, Altyn Urynbassarova, Ebrahim Al-Hussam
The Wigner-Ville distribution (WVD) in the offset linear canonical transform (OLCT) domain (WOL) is a tool for signal processing and optics, which has the advantages of the OLCT and good properties of WVD. In this paper, a more simple definition of the WOL is introduced, without changing the instantaneous...
Proceedings Article

Fluid Dynamic Analysis on the Adaptive Slot Method of Hypersonic Inlets

Chengxiang Zhu, Yancheng You
To enhance the starting ability was one of the most serious issues in air propulsion system. In the present work, an adaptive slot control method was proposed to expand the working range of hypersonic inlets to a lower Mach number with weak losses, which was beneficial for engineering applications. Simulation...
Proceedings Article

3D Mesh Generation Based on Improved Advancing Front Method

Qianru Xie, Guohua Geng
Being able to generate 3D meshes automatically is an important issue in the domain of finite element analysis. A novel algorithm of 3D finite element mesh generation is proposed. The algorithm combines the Octree and advancing front technology to create meshes which have significantly higher quality...
Proceedings Article

Smart Growth Prediction Based on Support Vector Regression

Feiyang Li, Wenjie Chen, Weijian Chen, Nian Cai
Smart growth is a technique to improve the quality of development for a city. To effectively measure the degree of smart growth, an evaluation model is proposed based on principle component analysis (PCA) in this report. We use support vector Regression (SVR) to predict the components of smart growth...
Proceedings Article

Research on Suppliers' Performance Clustering Method with the Contracts Evaluation Data

Lidong Liu, Wengbing Chang, Shenghan Zhou
This paper proposed suppliers' performance clustering method with the re-analysis on contracts evaluation data. The study summarizes the basic definitions of the equipment manufacturing industry evaluation methods. Then the k-means clustering method based on the data re-analysis was defined. Finally...
Proceedings Article

Estimating of Streamflow Using Multispectral Satellite Imagery

Jin-Gyeom Kim, Boosik Kang
In this study streamflow along the river course was reconstructed using Sentinel Satellite imagery. The Sentinel satellite is being operated by ESA(European Space Agency) and provide the imagery with 18 multispectral bands. The near infrared imagery with 10m resolution captured on Feb. 8, 2016 which...
Proceedings Article

Detection and Measurement of the Abrupt Change of the Power Parameters of the Fast-Fluctuating Gaussian Random Process

Oleg V Chernoyarov, Mahdi M Shahmoradian, Alexandra V Salnikova, Ilya A Buravlev
We introduce the technically simple approach to determining the abrupt change of the unknown mathematical expectation and dispersion of the low-frequency fast-fluctuating Gaussian random process against white noise. For this purpose, we determine new approximations of the decision statistics for various...
Proceedings Article

The Application of High Dimensional Data Mining Based on Big Data to Intrusion Detection

Jinhua Liu
Under the historical background of big data, the traditional data processing methods can no longer meet the requirement proposed by the intrusion detection of systems. With the current development of information technology, the data in systems become increasingly complex, and the workload of data mining...
Proceedings Article

Auxiliary Principle and Iterative Algorithm for a System of Generalized Nonlinear Mixed Quasi-variational-like Inequalities

Yali Zhao, Yuanyuan Sun, Qian Ji
In this paper, the auxiliary principle technique is extended to study a system of generalized nonlinear mixed quasi-variational-like inequalities in Hilbert spaces. First, we establish the existence of solutions of the corresponding system of auxiliary generalized nonlinear mixed qusi-variational-like...
Proceedings Article

Application and Research in the Drill Reliability Design Based on Fuzzy Theory

Dong Li
In order to improve the reliability of the coal mine tunnel drilling rig in the absence relevant data at the primary design stage, the reliability fuzzy prediction model and the fuzzy comprehensive evaluation process was established based on the fuzzy theory in this paper. The reliability of hydraulic...
Proceedings Article

Solution for a Space-time Fractional Diffusion Equation

Qiyu Liu, Longjin Lv
This work focuses on investigating the solutions for a generalized fractional diffusion equation. This equation presents space and time fractional derivatives, includes an absorbent term and a linear external force, takes a time-dependent diffusion coefficient into account, and subjects to the natural...
Proceedings Article

Research on Supply Chain Alliance Strategy Based on Product and Service Competition

Hongyuan Li, Zhen Chen, Die Hu
This article introduces the product competition intensity factor for three levels of two competitive supply chains and builds a supply chain competing model based on product and service competition. On this basis, it studies the decision making of centralized and partial alliance strategies. And the...
Proceedings Article

Efficient K-means Algorithm in Intrusion Detection

Wenjun Yang
In order to improve the detection rate of invasion, reduce false detection rate and put forward a method based on density and maximum distance of k means clustering algorithm, the clustering results used in intrusion detection, improved the original algorithm in the choice of initial clustering center,...
Proceedings Article

An Anomaly Detection Method for Stateful Stream Processing System

Guanghui Chang, Lu Zhao, Jun Liu, Peizhen Li
The SSPS (stateful stream processing system) is a distributed complex event processing system implemented by the framework of stream processing system. However, due to the nature of uncertainty, randomness and burstiness of the data stream and the complexity of complex event processing, the SSPS faces...
Proceedings Article

Study on Band-notched Charateristic Inheritance in UWB MIMO Antenna Array Design

Yuchen Zhao, Lu Wang, Dandan Wang, Xiaoli Xi
In this paper, the band-notched characteristic inheritance in ultra-wide band (UWB) multiple input multiple output (MIMO) antenna array design is studied. First, the structure parameters and return loss of a monopole antenna are optimized to obtain desired UWB property. Then, the band-notched characteristic...
Proceedings Article

Regularity of Vibration Superposition after the Vehicle Passes through the Intermediate Straight Line between Curves

Biao Wang, Kaize Xie, Ping Wang, Ying Zhu
In order to analyze the regularity of vibration superposition after the vehicle passes through the intermediate straight line between reverse (same-sense) curves, a vertical dynamic model of vehicle-line system was established in the study. First, the most unfavorable horizontal alignment combination...
Proceedings Article

Topology Optimum Design of Piezoelectric Energy Harvesting Devices Using Two-Phase Piezoelectric Materials

Yingbing Wan, Li Zhang, Xiaoming Qin, Liang Gao, Cong Jin
The paper presents a two-phase FEM-based topology optimization for piezoelectric energy harvesting devices. The goal of this research is to improve energy conversion efficiency of the piezoelectric cantilevered plates as an energy harvesting device based on the piezoelectric effect when applied to external...
Proceedings Article

Research of University Public Opinion Information Extraction Based on Micro-blog

Liang Hu, Jin Wen, Hao Wu, Jiangqing Liu, Hongmei Yu
According to the management network of public opinion on the aging degree and real-time requirement, the algorithm is implemented to extract the classification of network popular university public opinion information, and determine the complex college network public opinion tendency, then find the center...
Proceedings Article

Architecture of Flows and Financial Stocks-Mechanism and transmission channels, flow, transmitters and receivers

Mihail Dimitriu, Otilia Manta
Financial space is a monetary representation of all the other areas that can be identified and defined in society, particularly in the economy and can be considered a set of specific financial interconnections with defining characteristics that distinguish them. With the profound changes in the way interconnection...
Proceedings Article

Towards an Explanation of Shape of the Violin

Stanislaw Krupowicz
Skalmierski's theory of stretched violin plates [6] is briefly described. In the course of developing a computer model for the theory, it was necessary to address the geometry of violin plates. Following Skalmierski's theory, various methods of inducing tensions into violin plates were considered. One...