Proceedings of the 2015 International Conference on Electrical, Automation and Mechanical Engineering

Session: Applied Mathematics, Modelling and Simulation

70 articles
Proceedings Article

Application of Uniform Design Genetic Algorithm in Separation Condition Optimization of 14 Drugs

T. Zhang, X.G. Chen
An optimization method based on uniform design in conjunction with genetic algorithm was developed and applied in the optimization of separation condition of 14 drugs in reversed-phase ion pair chromatography and satisfactory optimal result was obtained.
Proceedings Article

Research on Tacit Knowledge-Sharing Willingness in Trust Perspective—Empirical Analysis on Communication Enterprises

C.Q. Ding, J. Xue, J. Yuan
The trust among organization members is an important factor influencing the tacit knowledge-sharing willingness. This paper studied the antecedents influencing the trust and the functional mechanism between trust and tacit knowledge-sharing willingness, which was based on the data of 213 copies of questionnaire...
Proceedings Article

Parameters Estimation of Three Mixed Exponential Distributions

G.Q. Zhang
Mixed exponential distributions play an important role in life time data analysis, but if we use traditional statistical methods to estimate the parameters in the model, it will be very difficult, however we apply the generalized expectation maximization (GEM) algorithm, namely expectation conditional...
Proceedings Article

A Further Study on Finding More Minimal Negatively S-Transitive Closures

X.C. Yang, C.P. Wu
In this paper, we mainly suggested further methods to find more minimal negatively S-transitive closures of a fuzzy relation on a finite universe based on the construction proposed by Han. At the same time, an example was given to illustrate our methods by computer programming. As a result, some minimal...
Proceedings Article

Topological Features Detection and Automatic Segmentation of Point Clouds from Tree Surface

H. Liu, H.Q. Zhang, H.B. Ju
In this paper, the tree topological features detection and automatic segmentation of point cloud data are studied, and propose a method of topological features detection and automatic segmentation of point cloud data, based on panoramic range image. First of all, the point cloud data is converted into...
Proceedings Article

Analyzing and Discussing the Steady-State Error for Nonentity Feedback Control System by Type Number

Y.C. Kuo, S.C. Mou
This study is based on the method of analyzing the steady-state errors of the traditional unity feedback control systems. The method in this study combines the concept of type number and the new error function offered by Kuo. In this study, the definition of type number will be revised. The new definition...
Proceedings Article

Lithium-Ion Battery Capacity Prediction Using Recursive Least Squares with Forgetting Factor

Z.W. Zhou, Y.D. Lu, Y. Huang, Z.Y. Shi, X. Li
How to predict capacity for lithium-ion battery is one of the most important problems in the field of battery health management. To make the newest data more efficiently, this paper proposes recursive least squares with forgetting factor to estimate the coefficients of the linear capacity degradation...
Proceedings Article

The Evaluation of Storage Life when Disordered Data Appear in Accelerated Performance Degradation Tests

X.S. Li
Motivated by the fact that disordered data may appear in accelerated performance degradation tests when the sample is small, a new storage life evaluation method is proposed to mining information from the existing data. Combining the knowledge that the mean value of the performance parameter will degrade,...
Proceedings Article

The Definition and Properties of New Connectedness in Topology Space

B. Deng, J.F. Zou, M.L. Zhang, P.L. Che
Connectedness is an important property in topology space. Based on the definition of connectedness, in this paper, we defined strongly connectedness, that is, the connected spaces were enlarged by concept of the connectedness. It can be found that strongly connected spaces have many interesting properties....
Proceedings Article

Oscillation of Neutral Nonlinear Impulsive Parabolic Equations with Continuous Distributed Deviating Arguments

G.J. Liu, T. Liu, A.P. Liu, M. Wang
This paper investigated oscillatory properties of solutions for nonlinear parabolic partial differential equations with impulsive effects under two different boundary conditions, by using integral averaging method, variable substitution and functional differential inequalities, established a series of...
Proceedings Article

Comparison and Verification of Methods for Multivariate Statistical Analysis and Regression in Crop Modelling

Z.H. Jiang, J. Zhang, C.H. Yang, Y. Rao, S.W. Li
In crop modelling, factor analysis and regression type have direct influence on the accuracy of model, but the application of these methods usually depends on the experience. In this paper, the performance of some common methods of statistical analysis and regression model was compared and verified,...
Proceedings Article

A Mathematical Model of Ranking Coaches

Y. Gao, R. Wang, X. Li, Z.L. Jiang
This paper gives a mathematical model to evaluate a college coach by use of a fuzzy hierarchical evaluation approach. In this approach, an analytic hierarchy process (AHP) is first used to give a proper weight for each influential factor. Then these weights are applied in computing the grade of a coach...
Proceedings Article

Modeling and Analysis of IS-IS Protocolrouting Performance Based on The Generalized Stochastic Petri Nets

Z.L. Liu, M.Y. Guo, T. Lan, Y. Chai, J.F. Qu, F. Qi
Based on the analysis of basic operation process of the IS-IS(Intermediate System to Intermediate System)protocol, the paper provides a LSP (Link State Packet) diffusion model of the IS-IS protocol with the GSPN(generalized stochastic petri nets). And the simulation results show that the router’s load...
Proceedings Article

A Note on Bπ' -Characters

X.J. Liu, J.K. Hai
Let be a set of primes.Isaacs established the - theory of characters,which generalizes the theory of Brauer module characters. Based on Isaacs’s work, the concept of principal indecomposable B '-characters of G is introduced, where ' denotes the complement set of .It is shown that some characteristics...
Proceedings Article

A Note on the Normalizer Property for Integral Group Rings of Finite Groups

Z. Hua, J.K. Hai
et G be a finite group with an abelian Sylow 2-subgroup. Let N be a nilpotent normal subgroup of index in G at most 5. Then the normalizer property holds for G. The result generalizes a well-known result due to Li, Sehgal and Parmenter.
Proceedings Article

Formal Modelling Intelligent Service Component Based on Extenics Theory

R. Fan, C.L. Liang
After twenty years, Extenics made great progress in innovation theory, formal method and real application. Through the formalized research for its logical cell basic-element, the information-knowledge-strategy formalized system, extension analysis methods, extension transformation methods and superiority...
Proceedings Article

The Motion Estimation Research Based on the Histogram of Canny Edge Feature Points

Q. Zhao, Y.B. Hou, Y.X. Jia, S.W. Kou, S. Zhao, X.R. Mao
The criteria of traditional block matching motion estimation algorithm is based on the gray value offset between macro block, which was sensitive to the noise and the treatment under uneven illumination environment. For above problem, the paper proposed that using canny algorithm extracted the edge profile...
Proceedings Article

The variable intermittent sampling repeater jamming against waveform agile SAR

W.H. Yang, Y.G. Chen
A new type of jamming against waveform agile SAR is proposed, which is called the variable intermittent sampling repeater jamming. The jamming can form false vivid targets through repeating waveform agile SAR different subsection signal as design in the current pulse in the waveform agile SAR current...
Proceedings Article

The Design and Simulation of Sloping Channel Stabilization Loop

T.Y. Wulan, R.J. Li, L.H. Wang, W.Z. Yun
This paper analyzes the main problems and technical requirements of sloping channel stabilization loop design, in order to make the static error of slope stability not big and reduce the sensitivity of "time-varying interference moment of couple" in the system, the integral correction is introduced....
Proceedings Article

Stabilization for a Class of New Chaotic Systems with Adaptive Quantizer

Y.H. Zhai, Y.H. Wang
This paper investigates the asymptotical stabilization via state feedback for a class of new chaotic systems, which nonlinear terms are monotonically increasing odd functions with the range [ 1, 1], with a quantizer connected on the input channel. The updated law and adaptive law of estimate boundary...
Proceedings Article

Simulation of Train Load on Deformation of Big-Diameter Shield Tunnel

C.J. Chen, H.L. Zhu
In order to study the impact of train load on deformation of big-diameter shield tunnel, the Vehicle-Track-Tunnel-Soil coupling dynamic model was established, and the reaction force of fasteners was used to transmit between the Vehicle-Track coupling dynamic model and the Tunnel-Soil finite element model....
Proceedings Article

Visual Integration Approach for Parallel Discrete-Event Simulation Applications Based On Object-Interaction Graph

Y. Liu, Y.P. Yao, W.J. Tang, F. Zhu, F. Yao
Visual Development Technology has been more and more attractive in the field of Modeling and Simulation with its intuitive features. As the scale of Parallel Discrete Event Simulation (PDES) enlarges, Researchers are becoming focused on how to integrate existing simulation entity models into PDES Application...
Proceedings Article

Decision on Transfer Policy for A Car Rental Company in Multi-City Network

F. Tao
In this paper, we propose dynamic programming model for a car rental company in multi-city network to determine the transfer policy in daily operation. In the model, each city faces two types of demand, namely, inter-city and local city demands, where the former refers to a customer pick up a vehicle...
Proceedings Article

Stability Analysis of an N-Unit Series Repairable System with a Repairman Doing Other Work

A. Haji, B. Yunus, H. Huxur
We investigate an N-unit series repairable system with a repairman doing other work. By analysing the spectral distribution of the system operator and taking into account the irreducibility of the semigroup generated by the system operator we show that the dynamic solution converges strongly to the steady...
Proceedings Article

Texture Retrieval Based on Nonlocal Singular Value Decomposition and Multiscale Transforms

J.W. Zhang, B. Liu
Feature extraction based on the multiscale transforms is usually accomplished in the high frequency subbands. The features which are captured from the high frequency subbands mainly contain the edge changing information of images; meanwhile the structural information of images is mainly existed in the...
Proceedings Article

Implementation of Infeasible Kernel-Based Interior-Point Methods for Linearly Constrained Convex Optimization

L. Wu, K. Li, X.D. Wang, L.H. Shao, A.N. Zhao
In this paper, we present the implementation of infeasible kernel-based primal-dual interior-point methods for linearly constrained convex optimization. Numerical results are provided to demonstrate the efficiency of the algorithms.
Proceedings Article

Equipment Collaboration Expressions in Automatic Test of Safety Critical Systems

J.H. Lv, B. Sun, S.L. Ma, X.J. Li
The trustworthiness of safety critical system (SCS) is very important. To assess their trustworthiness depends on data from test. In order to ensure the reliability and validity of test data, especially for such complex SCS, development of test languages is inevitable trend for automatic test of SCS....
Proceedings Article

A Stochastic Lotka-Volterra Competitive System With Feedback Controls

X.J. Dai, X.P. Li
In this paper, we consider an autonomous Lotka-Volterra competitive system with stochastic perturbation and feedback controls. Firstly, we show the existence, the uniqueness and the positivity of the solution. Secondly, under a simple assumption, sufficient conditions for stability in the mean and extinction...
Proceedings Article

Equivalent Realization of Cylindrical Electromagnetic Concentrator Based On Transmission Line Network

T.H. Li, M. Huang, Y. Su, J.J. Yang, X.G. Xu
Electromagnetic concentrator as an important wave-manipulation device plays important roles in receiving antenna, solar cell or similar devices. However, anisotropic and inhomogeneous material properties seriously impede the practical fabrication of the device. In this paper, an equivalent realization...
Proceedings Article

A Method to Search the Optimal Hamiltonian Cycle with a Set of Approximations for Travelling Salesman Problem

Y. Wang
The objective of travelling salesman problem (TSP) is to find the optimal Hamiltonian cycle (OHC) and it has been proven to be NP-complete. A heuristic method is proposed for TSP. It is realized with four steps. A set of approximations are computed with the 2-opt move algorithm firstly. Secondly, a frequency...
Proceedings Article

Experimental Study and Numerical Simulation on Flexural Behaviour of Longitudinally Cracked Wood Beams

Y.M. Jiang, X.B. Song, X.L. Gu, M.Q. Wang, S.S. Shang
In this study, ten full-scale Douglas fir wood beams, broken down into two groups, were tested under monotonic loading and a three-dimensional finite element method based model was developed to study the influence of longitudinal cracks on the flexural behavior of such beams. The test results indicated...
Proceedings Article

Research on Horizontal Stability Model of Six-Axis Simulation/Testing Turntable

J.H. Zhou, X.F. Peng
In order to shorten the shipboard stable platform’s development cycle, reduce its development cost and facilitate experimental research, a new type of six-axis simulation/testing turntable was proposed in the paper. The turntable’s application and performance index were introduced from the system's composition...
Proceedings Article

Interactive Virtual Fruit Tree Pruning Simulation

M.M. Lv, S.L. Lu, X.Y. Guo
This paper proposed an interactive virtual pruning method for fruit tree. In this method, Unity3D – a common game development platform – was used as the implementation tool for the interactive virtual pruning simulation of fruit tree, including integrating 3D fruit tree and scissor into a virtual orchard...
Proceedings Article

Uniform Design and Explicit Dynamics Finite Element Analysis in Improving Permanent Deformation of an On-Road Bicycle Frame Undergoing The Drop-Frame Impact Test

C.K. Lee, Y.C. Cheng, J.H. Sun
This paper aims to apply the uniform design method and explicit dynamics finite element analysis to improve the permanent deformation of an on-road bicycle frame which undergoes the drop-frame impact test. Eight dimensional parameters of bicycle frame are selected as the control factors. The uniform...
Proceedings Article

Modelling and Simulation on a New Double-Layer Diffluent Combustion System

K.P. Qi, W.Q. Long
In order to investigate the influence of combustion chamber geometry on the formation of air-fuel mixture in diesel engine, a new double-layer diffluent combustion system for DI diesel engine was proposed which had a collision platform with circular oriented-surface. The mixing process of the fuel spray...
Proceedings Article

Simulation of the Acoustic Field of Broadband Parametric Sonar

S.W. Li
One of the advantages of parametric array is its broadband ability at low frequency. Recently, parametric acoustic source is gradually being used in communication sonar and detection sonar in shallow water, and broadband signal design for parametric array is pressing in order to obtain high transmitting...
Proceedings Article

Nonexistence of Positive Solutions to an Elliptic System and Blow-Up Rate for a Parabolic System

Z.Q. Ling
We first get the conditions under which the elliptic system- ui = upi+1, us+1 = u1(i=1,2,…,s) has no positive radially symmetric solutions. Then by using this nonexistence result, we establish blow-up estimates for semilinear reaction-diffusion system uit = ui+upi+1 , us+1 =u1(i=1,2,…,s) with null Dirichlet...
Proceedings Article

A Dynamic Load Balancing Strategy For Real-Time Aircraft Collaborative Simulation

J.X. Zhao, G.Z. Peng, H.M. Zhang
Synergic collaboration and load balancing are important techniques for complex aircrafts system simulation. The synergic models included aerodynamic, atmospheric and engine control models are studied and categorized into two groups in this paper. Moreover, optimizing the dispatch strategy is an essential...
Proceedings Article

WASFM: A Web Application System Functional Model

C.C. Zhu, J.P. Xiu, Z.Q. Yang
Web application system is a kind of system organization form which is of large scale and complex. Accurate requirements modeling of this kind of system has very important effect on system success. A web functional modeling method is raised in this paper called WASFM. The paper presents the formal description...
Proceedings Article

A Novel Method for Modelling a Thermopile Infrared Sensor in PSpice

H.X. Chen, L.H. Xiang, L.M. Wang
Presently, thermopile infrared sensors have been successfully commercialized in different application areas such as contactless temperature measurements and infrared detectors. In the process of designing the application circuit of thermopiles, circuit simulation is necessary to improve the efficiency...
Proceedings Article

Flow Analysis and Modeling of Magneto-Rheological Fluids

H.K. Gao, F. Yang, D.S. Qu
The Bingham-plasticmodel has been widely used to predict the post-yield behavior of Electro-Rheological(ER) and Magneto-Rheological(MR) fluids. However, as the plastic viscosity is not constant under conditions of different flow velocity and applied field (Electric/Magnitude), the phenomenon of shear...
Proceedings Article

An Indentation Model for Sandwich Beams with Functional Graded Metallic Foam Core

L. Mu, G.P. Zhao, D.B. Xiao
Sandwich beams with functional gradient metal foam core are sensitive to local indention because of the low strength of the foam core and the low bending stiffness of the thin face sheets. The local indentation response of the sandwich beams are determined by loading the beams with a flat indenter. The...
Proceedings Article

Adaptability Analysis of the Software FLUX Calculating Ship Magnetic Field

J.H. Cao, B. Zhuang, H.F. Mu
To deal with the large calculation error of ship magnetic field, this paper simulated the submarine magnetic field based on the software FLUX. Submarine’s geometry modelling, meshing and magnetic field calculation have done in order. According to magnetic field data and images, comparative analysis of...
Proceedings Article

Calculation of the Effective Permeability Tensor Used in the Naturally Fractured Reservoirs Simulation

Y.F. Liu, X. Wang, L. Cao, Y.Z. Wang
This paper presents a numerical model to calculate effective permeability tensor and to simulate the fluid flow in Naturally Fractured Reservoirs. This simulation includes three parts. A discrete fracture network is realized to capture the features of the target Naturally Fractured Reservoirs. The discrete...
Proceedings Article

Design and Simulation of Closed-Loop Control System for Screw Oil Press

Z.G. Hu, Y.L. Chen
The traditional screw press has many disadvantages, such as the lower level of automation, the existing unstable control system and the longer response time. Through the research on the principle of pressed oil, mechanical structure and the automatic control procedure of the screw press, a set of automatic...
Proceedings Article

Study of Phase Circle Map Model and its Symbolic dynamics

Z. Chen, S.W. Pan
Integrate-and-Fire Mode (IFM) is a quite simple neuron model, however, it is possible to simulate circle map. With the aid of IFM, the circle map iteration of phase can be implemented, meanwhile the symbolic sequences are acquired conveniently from Integrate-and-Fire process. In this paper, the study...
Proceedings Article

A Study on Solving the Seepage Flow Model of Three-Area Composite Reservoir

X.X. Dong, D.D. Gui, S.C. Li, F.J. Zhang
This paper studies the seepage flow model of three-area composite reservoir under three kinds outer boundary conditions (infinite boundary, constant pressure boundary and closed outer boundary), in which influences of well-bore storage and effective radius are taken into consideration. On the basis of...
Proceedings Article

Simulation and Modelling of Roll-on/roll-off Terminal Operation

G.L. Tang, Z.J. Guo, X.H. Yu, X.Q Song, W.Y. Wang, Y.H. Zhang
The scale of parking lot has a significant impact on the efficiency of the entire of the roll-on/roll-off terminal (RORO terminal). To determine the scale of parking lot, the theory of urban planning is used. However, the characteristics of traffic in a RORO terminal is different from the urban area....
Proceedings Article

Chemical Plant Relocation and Route Reassignment Models

X.L. Zhu
Based on facility location and route assignment model, several multi-objective optimization models for chemical plant relocation are established. There are four main objectives: minimum risk, maximum utilization of the original transportation network, minimum cost, and minimum distance for relocation....
Proceedings Article

Field-circuit Coupled Transient Simulation for Special Electromagnetic Induction System

Z.W. Guo, Y. Li, R.Z. Mao, J. Li
Thispaper simulated the field-circuit coupled transient response with COMSOL multiphysics for one specialelectromagnetic induction system. With the simulation, we obtained the magnetic flux density distribution, the current density of coils, the voltage waveforms of the transmitting coil and the load...
Proceedings Article

3D Geological Modeling in Digital Basin

P.G. Liu, M. Pan, Z.L. Li
3D geological model, including structure model and attribute model, is the basis of building a 3D digital basin. This paper analyzed the models and their applicated model types involved in digital basins construction. In digital basins structure model is expressed by TIN surface, and attribute model...
Proceedings Article

Numerical Simulation for Orbit Patterns of Three Stars

M.Y. Zhou, W.D. Jiang, R.H. Yao, J.H. Gao
After surveying and analyzing the educational condition of the High- School Physics, specifically about the stars’ movements, we treated the High-School Physics material as basis, researched enormous information from the internet and simulated three stars’ movements depending on numerical method, and...
Proceedings Article

A neural network based model for temperature prediction in high power microwave heating system

C. Chen, X.Z. Zhou, Z.Y. Tang,, Y.J. Lei
The applications of neutral network based temperature prediction for microwave heating system has been comprehensively investigated. Temperature prediction is essential due to the characteristics of high power microwave heating system, a.k.a. big inertia and pure time-delay. This work proposes a BP neutral...
Proceedings Article

Particle Simulation of Charging Characteristic of a Micro-sized Dust Particle Immersed into Low Temperature Plasma

Z. Qian, H. Wang
The charging characteristic of micro-sized particulates immersed into low temperature argon plasma was studied via particle simulation employing Particle-in-Cell (PIC) and Monte-Carlo (MC) hybrid method. The net charge of a dust particle was determined by counting the number of electrons and ions reached...
Proceedings Article

A Heuristic for the 3-staged 2D Cutting Stock Problem with Usable Leftover

Q.L. Chen, Y. Chen, Y.D. Cui, X.Y. Lu, L.P. Li
A heuristic approach is proposed for the 3-staged two-dimensional cutting stock problem with usable leftover, where the unused rectangular segments can be returned to stock for future use. The approach is based on the recursive technique combined with beam search. A forward recursion is used to generate...
Proceedings Article

Impulsive Spraying Insecticide Model with Single Species

B.B. Gao, D.J. Wang
Here we discussed the SIRS model of pulse spaying pesticides with vertical transmission and single species. Assuming that the incidence rate is periodically time-dependant and the total number of forest trees also changes over time, we studied the stability of impulsive model using piecewise continuous...
Proceedings Article

Moving Vehicles Detection Based on Improved Gaussian Mixture Model

Y.L. Ma, Y.C. Li, Z.C. Zhang
Vehicles detection has a great significance on traffic congestion relief, traffic accidents prevention and treatment. This paper proposes an improved Gaussian mixture model (GMM) to detect moving vehicles because GMM always detects background for foreground in complex environment. The new algorithm combines...
Proceedings Article

A Birth-Death Process Model on Collision and Coalescence of Drops in Gas/Drop Flows

S.S. Xue, M. Xu
To analyze the change of droplets number caused by collision and coalescence in gas/droplet two-phase flows, a stochastic model was established, in which the collision probability of two drops with different sizes was derived and the stochastic process theory was introduced to describe the change of...
Proceedings Article

Finite Element Analysis of Luffing Jib for Landing-Type Lifting Pole with Single Luffing Jib

J. Qin, Y.J. Hao, F.Y. Hu, J. Su, D. Ni, H.S. Zhang
The landing-type lifting pole with single luffing jib is researched and manufactured as a kind of construction equipment used in erection of large-sized iron tower in transmission line. The numerical calculation by finite element method was conducted aiming at luffing jib of landing-type lifting pole...
Proceedings Article

A concise modeling methodology and its application in thermal system

Y. Lu, X.J. Chen, X.K. Zhang
The paper presents an interesting method for the derivation of transfer function from passive RCL-networks (Resistance, Capacitance and Inductance) with a ladder structure. In this paper, circuit network modeling methodology is extended into thermal system. In order to apply directly the methodology...
Proceedings Article

An Electro-hydrodynamics-based Model Studying Features of Electroosmotic Flow in a Solid-state Nanopore

W.Y. Zhao, L.M. Lu, J.C. Li, Q.J. Liu, R.C. Ke, Z.H. Lu
nanopore; PNP equation; EOF; current signals
Proceedings Article

Cluster Modelling for Cognitive Radio Ad-hoc Networks Using Graph Theory

N. Mansoor, S. Baharun, A.K.M. M. Islam, S. Komaki, M. Zareei
With the swift expansion of wireless technologies, demand for radio spectrum is continuously mounting. Along with the spectrum scarcity problem, radio spectrums are also underutilized. Cognitive radio practices an open spectrum allocation technique, which can ensure efficient handling of the frequency...
Proceedings Article

Interval Analysis of Dynamic Response of Structures

M. Liu
In this paper, an interval method for the dynamic response of structures with uncertain parameters is proposed. The structural physical parameters and loads are considered as interval variables. The structural stiffness matrix, mass matrix and loading vectors are described as the sum of two parts corresponding...
Proceedings Article

An Improved Feature Selection Algorithm Utilizing the within Category Variance

P.J. Zhang, S.C. Gan
The 2 statistics is a commonly used and effective method of feature selection for corpus. However, it suffers several deficiencies. First, it only counts the document frequency for each feature. Secondly, this method does not distinguish among features that have different frequency distributions within...
Proceedings Article

Design and Implementation of a Logistics Report Management System Based on Spring MVC

F. Zhang, S.J. Wang
In order to meet the logistics industry report management flexibility, maintainability and other requirements, based on Microsoft SQL Server 2008 R2 database and Spring MVC framework of logistics report system design, combined with concrete practice process of the research and development of specific...
Proceedings Article

Ant Colony Optimization Algorithm for Robot Path Planning

Q.L. Xu, D.X. Zhang
In this article two different optimization algorithms are presented to solve the deficiency of ant colony algorithm such as slow convergence rate and easy to fall into local optimum. This method based on Max-Min Ant System, established an adaptive model for pheromone evaporation coefficient adjusted...
Proceedings Article

Research and Application of Web3D Exhibition Based on WebGL and Html5

M.J. Bian, H.H. Gao, J. Gao, J.P. Xu
With the development of compute technology and Internet, most applications of our daily life and work depend on the Internet. People began to take more and more attention on the 3D visualization in these web applications, which can provide a better user experience. Therefore, Web3D, composed of 3D technology...
Proceedings Article

Oscillation of Second-Order Nonlinear Delay Dynamic Equations on Time Scales

X. Song, Q.X. Zhang
By using the generalized Riccati transformation and the inequality technique, we established one new oscillation criterion for the second-order nonlinear delay dynamic equations on time scales. Our results not only extend and improve some known theorems, but also unify the oscillation of the second-order...
Proceedings Article

Numerical Simulation of Pedestrian Flow Based on A Higher-Order Macroscopic Model

Y.Q. Jiang, S.G. Zhou
In this paper, a higher-order macroscopic model is applied to simulate non-equilibrium pedestrian flow. The path choice behavior is described by a time dependent Hamilton Jacobi equation based on the assumption that pedestrian flow always tends to walk along a path with lowest actual walking cost. A...