实例介绍
【实例简介】
二维元胞自动机 基于二维元胞自动机的交通流模拟分析
44 http://xbbjb.swu.cn 38 St(i,j)=F[S(i,j),S,(i-1,j),S,(i+1,j),S,(i,j-1),S,(i,j+1)] (1) BMI (1) BMI T=4 t=34 184 3.2 /(N×N) NXN (A JAVA T=232×32,64×64,128 128,256×256,512×512,T=4128×128 MATLAB 01 10000 2000 ∷ ;酸 (a)暂念的渐近状态 (b)暂心的阻塞状态 3128×128 128×128 C1994-2013CHinaAcademicJOurnalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net 6 43 平均速度与密度关系图 1.0 平均速度曲线 L32×32 0 L=64x =128×128 08 08 =256×256 0.7 512x512 06 0.6 05 3.33 0 H04 0.3 0.2 0.2 w 0. 101522530354045 00.2040.6081.012141.61820 密度/ 时间步 10 T=2 5128×128 0.3 4.3 BML T 0.8 0.6 0.4 5 02 e BMI 0 25 15 密度/ 6128×128 BMI (T-2T-4) BMI BMI [1 NAGEL K, SCHRECKENBERG M. A Cellular Automaton Model for Freeway Traffic [J]. Journal of Physique, 1992 2:221-229 2 HAM O, MIDDLETON AA, LEVINE D. Self-Organization and a Dynamical Transition in Traffic Flow Models [J] Physical Review E, 1992(10):6124-6127 L3 FUKUI M. ISHIBASHI Y. Traffic Flow in 1D Cellular Automaton Model Including Cars Moving with High Speed LJJ 996,65(6):1868-187 2005,54(10):4621-4626 ,2010,10(2):122-128 C1994-2013cHinaAcademicJournalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net 46 http://xbbjb.swu.cn 38 On Simulation and analysis on Traffic Flow Based on Two-Dimensional Cellular automation MEI Hong, CHENG Wei ZHANG Yun-sheng, YU Peng-cheng 1. Faculty of Continuing Education, Kunming University of Science and Technology, Kunming 650051, China; 2. Faculty of Transportation Engineering, Kunming University of Science and Technology, Kunming 65005 1, China Faculty of Information Engineering and Automation, Kunming University cf Science and Technology, Kunming 650051. China 4. Computer Center, Kunming University of Science and Technology, Kunming 650051. China Abstract: BML model is a two-dimensional cellular automata model, which is especially used to simulate and analy ze the traffic system. We use Java language to implement this model. With this model, the re- ationship between the average velocity and the average density has been found by computer simulation The phase transition and self organization have also been faund. And at last, the bml model improved in traffic light cycle changes for exploring more valuable to the research and application Key words: two-dimensional cellular automation; traffic flow; BML model C1994-2013CHinaAcademicJOurnalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net 【实例截图】
【核心代码】
二维元胞自动机 基于二维元胞自动机的交通流模拟分析
44 http://xbbjb.swu.cn 38 St(i,j)=F[S(i,j),S,(i-1,j),S,(i+1,j),S,(i,j-1),S,(i,j+1)] (1) BMI (1) BMI T=4 t=34 184 3.2 /(N×N) NXN (A JAVA T=232×32,64×64,128 128,256×256,512×512,T=4128×128 MATLAB 01 10000 2000 ∷ ;酸 (a)暂念的渐近状态 (b)暂心的阻塞状态 3128×128 128×128 C1994-2013CHinaAcademicJOurnalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net 6 43 平均速度与密度关系图 1.0 平均速度曲线 L32×32 0 L=64x =128×128 08 08 =256×256 0.7 512x512 06 0.6 05 3.33 0 H04 0.3 0.2 0.2 w 0. 101522530354045 00.2040.6081.012141.61820 密度/ 时间步 10 T=2 5128×128 0.3 4.3 BML T 0.8 0.6 0.4 5 02 e BMI 0 25 15 密度/ 6128×128 BMI (T-2T-4) BMI BMI [1 NAGEL K, SCHRECKENBERG M. A Cellular Automaton Model for Freeway Traffic [J]. Journal of Physique, 1992 2:221-229 2 HAM O, MIDDLETON AA, LEVINE D. Self-Organization and a Dynamical Transition in Traffic Flow Models [J] Physical Review E, 1992(10):6124-6127 L3 FUKUI M. ISHIBASHI Y. Traffic Flow in 1D Cellular Automaton Model Including Cars Moving with High Speed LJJ 996,65(6):1868-187 2005,54(10):4621-4626 ,2010,10(2):122-128 C1994-2013cHinaAcademicJournalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net 46 http://xbbjb.swu.cn 38 On Simulation and analysis on Traffic Flow Based on Two-Dimensional Cellular automation MEI Hong, CHENG Wei ZHANG Yun-sheng, YU Peng-cheng 1. Faculty of Continuing Education, Kunming University of Science and Technology, Kunming 650051, China; 2. Faculty of Transportation Engineering, Kunming University of Science and Technology, Kunming 65005 1, China Faculty of Information Engineering and Automation, Kunming University cf Science and Technology, Kunming 650051. China 4. Computer Center, Kunming University of Science and Technology, Kunming 650051. China Abstract: BML model is a two-dimensional cellular automata model, which is especially used to simulate and analy ze the traffic system. We use Java language to implement this model. With this model, the re- ationship between the average velocity and the average density has been found by computer simulation The phase transition and self organization have also been faund. And at last, the bml model improved in traffic light cycle changes for exploring more valuable to the research and application Key words: two-dimensional cellular automation; traffic flow; BML model C1994-2013CHinaAcademicJOurnalElectronicPublishingHouse.Allrightsreservedhttp://www.cnki.net 【实例截图】
【核心代码】
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