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What is an Origin-Destination Matrix (OD Matrix)?

Published
January 27, 2023
Traffic flow trajectories for OD Matrix

Origin-Destination Matrix or short OD-Matrix describes the relation between traffic origin and traffic destination as table. It can be used to numerically describe the traffic flow at an intersection within a certain amount of time. The rows of the matrix typically denote the origin, the columns the destination. Each value denotes the traffic that flew from origin to destination within the given time interval.