OD data with functionality

"OD data with functionality," including taxi OD data after preliminary preprocessing, which matches the properties of the functional area The meanings of the fields inside are as follows:car_id is taxi_ID; time is recorded time; Lon is the longitude of the point; Lat is the latitude of the point; Matching represents the corresponding matching, and the same Matching value represents a pair of OD, distinguishing point O and point D through the time.The UUID is the matched functional area that represents the actual location of the OD point, which can be later matched with the Beijing Fifth Ring Functional Area.