Fig 1.
Research process.
Fig 2.
Comparison of Q-learning and DQN.
Fig 3.
Three predetermined signal timing plan list as actions.
Fig 4.
Concept of traffic control method for isolated intersection.
Fig 5.
Simulation network of isolated intersection.
Fig 6.
Traffic control method of coordinated intersections.
Fig 7.
Simulation network of coordinated intersections.
Table 1.
Optimal traffic signal plan calculated by Synchro model.
Table 2.
Evaluation and validation results of scenario 1–1 in isolated intersection.
Table 3.
Evaluation and validation results of scenario 1–2 in isolated intersection.
Table 4.
Evaluation and validation results of scenario 1–3 in isolated intersection.
Table 5.
Evaluation and validation results of scenario 2–1 in coordinated intersections.
Table 6.
Evaluation and validation results of scenario 2–2 in coordinated intersections.