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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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城市快速路交通流分形预测算法的研究
, PP. 105-110
Keywords: 交通工程,分形,小波,城市快速路,自相似性,交通流
Abstract:
根据城市快速路交通网络几何结构及交通流的混沌性,在分析交通流分形特性的基础上,应用小波系数方差法求解Hurst系数,同时建立了城市快速路交通流分形预测模型。利用实测数据,运用分形预测模型对上海市高架路的交通流进行了预测及误差分析,探讨了交流量不同状态下,即不同时段相同时间尺度,同一时段不同时间尺度;同一时段同一时间尺度下不等长数据序列的交通流分形特性及预测结果,并与传统方法进行比较,验证了模型的有效性及正确性。
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