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| Notations | Explanation | Unit |
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| The phantom density of the entire traffic flow (defined on page 8) | pcu/km |
| The portion of vehicles under the influence of CAVs’ speed change at update time interval | |
| The penetration rate of CAVs at update time interval | |
| The number of phases | |
| The average speed of all vehicles during the update time interval | |
| The desired speed of CAVs during update time interval | |
| The speed of the preceding vehicle | |
| The speed of the following vehicle | |
| The desired speed of CAVs in phase D during the update time interval | |
| The road speed limit | |
| The free-flow speed on the road segment | |
| The dissipation speed of the rarefaction wave | |
| The average speed change for CAVs in phase D during the update time interval | |
| The maximum speed change in phase D during the update time interval | |
| The minimum acceleration | |
| The maximum acceleration | |
| The density of the entire traffic flow during update time interval | pcu/km |
| The phantom density of the entire traffic flow during update time interval (defined on page 9) | pcu/km |
| The maximum phantom density at the intersection | pcu/km |
| The critical density | pcu/km |
| The jam density | pcu/km |
| The density of the current green phase at time interval | pcu/km |
| The phantom density of phase D during the update time interval | pcu/km |
| The buffer density for phase switching of the phase during update time interval (defined on page 9) | pcu/km |
| The maximum flow at the critical density | pcu/h |
| The length of time that the average speed approaches CAVs’ desired speed | s |
| The duration of the green interval during the update time interval | s |
| The duration of the red interval during the update time interval | s |
| The update time interval | s |
| The average lane-changing duration | s |
| The travel time of vehicle on the control segment during time interval | s |
| The clearance time to clear the vehicles passing the stop line at the end of the effective green time | s |
| The maximum duration of the green interval | s |
| The minimum duration of the green interval | s |
| The driver’s response time | s |
| The safe time headway | s |
| The start-up time of the last vehicle in the queue | s |
| The length of the control segment | m |
| The safe following distance | m |
| The average headway distance of phase during time interval | m |
| The safety buffer distance (defined on page 15) | m |
| The average stopping distance of vehicles when queuing | m |
| The average length of vehicles | m |
| The length of the controlled road segment | m |
| The number of queued vehicles in the current lane | pcu |
| The number of vehicles on the controlled road segment during time interval | pcu |
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