2009 International Conference on Computer Modeling and Simulation最新文献

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Surrogate Models for Shape Optimization of Underwater Glider 水下滑翔机形状优化代理模型
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.57
Haitao Gu, L. Yang, Zhiqiang Hu, Jiancheng Yu
{"title":"Surrogate Models for Shape Optimization of Underwater Glider","authors":"Haitao Gu, L. Yang, Zhiqiang Hu, Jiancheng Yu","doi":"10.1109/ICCMS.2009.57","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.57","url":null,"abstract":"Design of experiments and surrogate models method facilitating much of today’s engineering design and optimization. In this paper we systematically compare several experimental design types and surrogate modeling techniques in terms of their capability to generate accurate approximations for the shape optimization of underwater gliders. The parametric geometry construction, mesh generation and computation fluid dynamics were integrated as an automatic analysis process. Procedures of surrogate model construction were presented and the characteristics and applicability of response surface model and radial basis function model were discussed. A fast design exploration and multi-objective optimization was implemented. At last, the optimal plane shape of the Underwater Glider was found out based on the surrogate model.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"46 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127718754","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Notice of RetractionModeling and Simulation of UAV Trajectory Planning on GAs 基于GAs的无人机轨迹规划回撤建模与仿真研究
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.34
Zhiqiu Chen, Yun Liu, Jianjun Luo, Hong Jiang
{"title":"Notice of RetractionModeling and Simulation of UAV Trajectory Planning on GAs","authors":"Zhiqiu Chen, Yun Liu, Jianjun Luo, Hong Jiang","doi":"10.1109/ICCMS.2009.34","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.34","url":null,"abstract":"According to the design requirement of UAV (the unmanned aircraft vehicle), the models of threat, UAV's dynamics, guidance and trajectory planning are established. Trajectory planning adopts genetic algorithms (GAs) and genetic coding uses \"distance, corner\" program. Through simulating by Matlab/Simlink software, the result proves the trajectory planning according with dynamics, characteristic.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"61 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133500854","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Finite Element Analysis of Phi 2.8 m×5.75+2.25 m Coal mill φ 2.8 m×5.75+2.25 m磨煤机有限元分析
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.64
Z. Cen, Fang Zeng, Tao Fan, Jianhua Huang
{"title":"Finite Element Analysis of Phi 2.8 m×5.75+2.25 m Coal mill","authors":"Z. Cen, Fang Zeng, Tao Fan, Jianhua Huang","doi":"10.1109/ICCMS.2009.64","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.64","url":null,"abstract":"In this paper, finite element analysis has been applied on the ¿2.8 m×5.75+2.25 m of southern Africa that has been contracted by CBMI Construction Co Ltd. Different contact finite element model as manholes in different position of the twelve clock points are built by using ANSYS Parametric Design Language (APDL). Stress and deformation under the actual condition were presented by calculating, and it provides academic instruction for design and adjustment of coal mill, in the end of this paper, the analytic result prove its correctness to guide the actual production.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"62 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132089008","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Multiresolution Animated Models Generation Based on Deformation Distance Analysis 基于变形距离分析的多分辨率动画模型生成
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.43
Shixue Zhang, E. Wu
{"title":"Multiresolution Animated Models Generation Based on Deformation Distance Analysis","authors":"Shixue Zhang, E. Wu","doi":"10.1109/ICCMS.2009.43","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.43","url":null,"abstract":"In computer graphics, animated models have been widely used to represent time-varying data. Reducing the models complexly is a common way to overcome the rendering limitations. In this paper, we propose an efficient method for generating multiresolution animated models based on deformation distance analysis. Our method obtains different LOD models by performing iterative edge contraction operations. We use deformation distance to analysis the deformation degree of the triangle planes during the whole animation, and define a deformation weight to be added to the aggregated edge contraction cost. Thus features in areas with large deformation can be preserved well. Besides, we propose a mesh optimization method for dynamic model sequence, which can efficiently improve the temporal coherence and reduce visual artifacts between adjacent frames. The results show our approach is efficient, easy to implement, and good quality animated approximations with well-preserved fine details can be generated at any given frame.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"48 6","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114109953","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Modeling and Simulation of Pre-compressed Multilayered Corrugated Board during Impact 预压缩多层瓦楞纸板冲击过程建模与仿真
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.69
Li Chen, Shengling Xiao, Yaoxiang Li, ShiZhou You
{"title":"Modeling and Simulation of Pre-compressed Multilayered Corrugated Board during Impact","authors":"Li Chen, Shengling Xiao, Yaoxiang Li, ShiZhou You","doi":"10.1109/ICCMS.2009.69","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.69","url":null,"abstract":"This paper studied the physical properties of multilayered corrugated board, fully considering the air-flow of flute influence on its properties. Built up the theoretical model of pre-compressed multilayered corrugated board. Used MATLAB/simulink software simulate theoretical model to determine the value of acceleration during impact. In a qualitative way the simulated results tend to coincide with experimental results. It validated theoretical model. This method found a correct way to consider cushion material of corrugated board. The model will assist in the design of protective packaging and digital production in the packaging industry, which have remarkable actually application value.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"2015 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121365316","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Airspace Capacity Management Based on Control Workload and Coupling Constraints between Airspaces 基于管制工作量和空域间耦合约束的空域容量管理
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.46
Fan Liu, Minghua Hu
{"title":"Airspace Capacity Management Based on Control Workload and Coupling Constraints between Airspaces","authors":"Fan Liu, Minghua Hu","doi":"10.1109/ICCMS.2009.46","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.46","url":null,"abstract":"Motivated by the need for coordinated multi-Airspace flow management for the National Airspace System because of  flux coupling existing in airspaces, we  present  coupling-capacity of airspace through quantifying the impact of downstream air route flow on upstream flows. First, we present a multi-objective integral optimization model for coupling-capacity of airspace. Secondly, according to the topology structure of airspace, we set up a directed acyclic Graph (DAG). Through the DAG we can analyze the coupling-relationship between airspace sectors. Furthermore, according to the topological inverse sort of the DAG-net, we confirm the order of solving the coupling-capacity of every airspace unit in the airspace system. Finally, we present a hybrid Multi-Objective Genetic Algorithm (MOGA) to solve the multi-objective optimization problem. Simulation results demonstrate that MOGA can approach the satisfying solution about the coupling–capacity model. Through analyzing the solution, the coupling-capacity model of airspace could systemically balance and optimize airspace resources according to the distribution of flow requirements in each airspace element, and eliminate the ripple effect of congestion in the airspace system because of coupling between the airspaces.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114521404","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Analysis of Air Traffic Flow Control through Agent-Based Modeling and Simulation 基于agent的空中交通流控制建模与仿真分析
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.38
Chao Wang, Jing Ge, Xiaohao Xu
{"title":"Analysis of Air Traffic Flow Control through Agent-Based Modeling and Simulation","authors":"Chao Wang, Jing Ge, Xiaohao Xu","doi":"10.1109/ICCMS.2009.38","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.38","url":null,"abstract":"Agent–based modeling and simulation of complex system provides new methods for system's analysis, control and decision-making. This paper presents a modeling and simulation method of air traffic flow, constructs computer models of Flight Agent and Control Agent, and discusses the performance evaluation parameters of air traffic control system. Furthermore, a computer prototype system has been developed about the simulation of air traffic flow operating in a control sector. According to the results of simulation, this paper analyzes the effectiveness of control decision-making and reveals the emergent phenomena of air traffic operation such as congestion and flight delays.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"115 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128744636","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 15
Real-Time Complex Object 3D Measurement 实时复杂物体三维测量
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.59
Zhongwei Li, Yusheng Shi, Congjun Wang
{"title":"Real-Time Complex Object 3D Measurement","authors":"Zhongwei Li, Yusheng Shi, Congjun Wang","doi":"10.1109/ICCMS.2009.59","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.59","url":null,"abstract":"Real-Time complex object 3D measurement based on digital fringe projection has a huge potential for applications in many areas, including reverse engineering, inspection, entertainment and social security. We describe a real-time complex object 3D shape measurement technique based on viewpoint-coded structured light technique andphase-shifting technique. Previously, unambiguousreconstruction codes could only be encoded spatially ortemporally. The viewpoint coding, in contrast, allows for depth reconstruction without making any spatial or temporalcontinuity assumptions about the scene. With k camerapositions, the viewpoint-coded structured light method candistinguish between 2k depths. For complex object 3Dmeasurement, it is still limited. So, in this work, we combine the three-step phase-shifting method and the viewpoint-coded method to reconstruct 3D points of the complex object in realtime. By choosing three appropriate camera positions, three different frequencies fringe images can be captured. Thereby, a famous multifrequency heterodyne principle can be used for unwrapping the phase value obtained from the three-step phase-shifting method. A prototype system is developed to demonstrate this novel hybrid method. The experimental results show that this method can reconstruct the 3D shape of complex object in real-time.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"151 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122153392","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Self-adaptive Wheel-side Independent Driving System with Active Suspension 带有主动悬架的自适应轮侧独立驾驶系统
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.58
Wei Chen, Xinhui Liu
{"title":"Self-adaptive Wheel-side Independent Driving System with Active Suspension","authors":"Wei Chen, Xinhui Liu","doi":"10.1109/ICCMS.2009.58","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.58","url":null,"abstract":"A new traction-balanced driving vehicle steering in complicated cross country terrains was developed to improve the synchronous driving vehicle steering in complicated terrains low traction efficiency. The vehicle driving system traction-balanced was achieved through hydraulic-resistance control technology applied to the single-side wheel-side hydraulic driving motor and securing the tyro grounding by hydraulic active suspension. The semi-rail vehicle driving system model was set up based on the methods of estimating wheel–terrain contact angles of mobile robots using simple on-board sensors and principle of the pump-control-motor. The simulation showed that when the wheel grounding was secured, the vehicle traction efficiency was improved with the hydraulic-resistance control in different complicated terrains and the vehicle cross-country performance was improved further.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"88 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115026445","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Three Dimensional Geological Modeling from Component-based Topological Data Model 基于组件的拓扑数据模型的三维地质建模
2009 International Conference on Computer Modeling and Simulation Pub Date : 2009-02-20 DOI: 10.1109/ICCMS.2009.33
Zhou Zhao, E. Hou, Zhi-hua Zhang, Nian-dong Deng
{"title":"Three Dimensional Geological Modeling from Component-based Topological Data Model","authors":"Zhou Zhao, E. Hou, Zhi-hua Zhang, Nian-dong Deng","doi":"10.1109/ICCMS.2009.33","DOIUrl":"https://doi.org/10.1109/ICCMS.2009.33","url":null,"abstract":"Three-dimensional geological modeling (3DGM) is a complicated project in the research of the three-dimensional geographic information system, and there have many data model for the geological modeling by now. The thesis introduces a kind of object-oriented data model: the Component-based Topological Data Model (CTDM). Based on the modeling principles analysis, the author discusses and gives out the modeling steps, especially on the spatial section location, coordinates conversion, Component definition and the geological volume representation from this data model. In the end of the paper, an example was completed by the primal system for geological modeling, which was accomplished by using the CTDM.","PeriodicalId":325964,"journal":{"name":"2009 International Conference on Computer Modeling and Simulation","volume":"129 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-02-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124624274","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
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