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- 2017
城市手机用户移动轨迹时空熵特征分析
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Abstract:
利用手机话单数据分析城市个体居民移动活动的时间熵和空间熵特征，一方面探讨了从原始话单记录中进行出行识别的必要性，另一方面提出了一种考虑空间邻近性的轨迹近似熵特征分析方法。其中，出行识别可以克服手机定位数据采样频率较低的缺陷；近似熵分析方法具有强空间鲁棒性，可以减少因手机定位数据空间精度较低带来的影响。实证结果表明，城市居民出行活动既具有强烈的目的地选择倾向，同时也具有强烈的移动路径选择偏好
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