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基于小波分析的游客流量神经网络预测研究
Predictive study on visitor’s flow trend by neural networks based on wavelet analysis
【摘要】 根据旅游流量的频率分布特性,运用小波分析将不同频率成分组成的时间序列分解成低频和高频成分,然后依据小波系数的重构原理还原时间序列的趋势成分,判断旅游流量时间序列的趋势变化.运用小波分析对天涯海角流量分析所得结果,建立神经网络模型对旅游流量进行预测.
【Abstract】 The paper decomposes the visitor’s flow sequence made of different frequencies into the low and high frequencies in the multi_resolution analysis according to the characteristic of visitor’s flow sequence frequencies and then restores the trend components according to the reconstruct principle of wavelet coefficients,in order to deduce the visitor’s flow trend.Based on the result of the trend in the multi-resolution analysis,the paper constructs the corresponding artificial neural network to estimate the visitors’ flow.
【关键词】 小波分析;
神经网络;
旅游流量;
趋势变化;
【Key words】 wavelet analysis; artificial neural network; visiton’s flow; evolution trend;
【Key words】 wavelet analysis; artificial neural network; visiton’s flow; evolution trend;
【基金】 国家自然科学基金资助项目(60472078)
- 【文献出处】 系统工程学报 ,Journal of Systems Engineering , 编辑部邮箱 ,2006年02期
- 【分类号】F224
- 【被引频次】29
- 【下载频次】513