一种识别共享单车潮汐点的时空模型和基于KNN-LightGBM的租还需求预测方法
柯日宏, 吴升, 柯玮文

A Spatial-temporal Model for Identifying Tidal Shared-bicycle Stops and Bicycle Sharing Demand Prediction based on KNN-LightGBM
KE Rihong, WU Sheng, KE Weiwen
图6 厦门岛共享单车系统各时段缺车和缺停指数的变化趋势
Fig. 6 Change trend of lacking-bike/lacking-parking index of shared bicycle system by time period in Xiamen island