A Method for Bus OD Matrix Estimation Using Multisource Data

Table 2

Structure of bus GPS data.

Field	Field name	Description
RECORD_ID	Record number	Unique identification of a GPS equipment
BUS_UUID	Vehicle number	Unique identification of a vehicle
LINE_UUID	Line number	Unique identification of a bus line
LINE_NAME	Line name	Name of a bus line
DATA_TYPE	Type of data	Arriving/leaving a station, in-route
RECORD_TIME	GPS time	2018-03-01 13:17:54
LNG	Longitude	Longitude of a turning point
LAT	Latitude	Latitude of a turning point
ALT	Altitude	Altitude of a turning point
GPS_SPEED	GPS speed	GPS speed of the vehicle
ROTATE_ANGLE	Rotation angle	Rotation angle of a turning point