Thanks  Jakob!

On Fri, Nov 22, 2019 at 5:21 PM Jakob Erdmann <[email protected]> wrote:

> Using traci, you have to monitor the traffic light state continuously to
> determine phase duration.
> Using the aforementioned XML outputs may be easier since they automate
> this.
>
> Am Fr., 22. Nov. 2019 um 09:40 Uhr schrieb Jane Cheung <
> [email protected]>:
>
>> Thanks, Jakob, how could  I know the red phase duration if the traffic
>> type is actuated one?
>>
>> On Fri, Nov 22, 2019 at 3:37 AM Jakob Erdmann <[email protected]>
>> wrote:
>>
>>> Yes. You can use traci to check the number of vehicles that are waiting
>>> in front of a red light. Depending on your network, you may have to search
>>> along multiple lanes until you have covered the relevant distance (e.g.
>>> queue length).
>>>
>>> Am Do., 21. Nov. 2019 um 11:24 Uhr schrieb Jane Cheung <
>>> [email protected]>:
>>>
>>>>  could I use traci to realize my proposed objects?
>>>>
>>>> On Thu, Nov 21, 2019 at 15:04 Jakob Erdmann <[email protected]>
>>>> wrote:
>>>>
>>>>> 1)
>>>>> https://sumo.dlr.de/docs/Simulation/Output/Traffic_Lights.html#coupled_lane_area_detectors
>>>>> 2) for historical reasons the summary output refers to vehicles that
>>>>> are waiting for insertion (due to lack of road space) as "waiting".
>>>>> Vehicles that are slowed to a halt are counted as "halting"
>>>>>
>>>>> Am Do., 21. Nov. 2019 um 06:55 Uhr schrieb Jane Cheung <
>>>>> [email protected]>:
>>>>>
>>>>>> Dear all,
>>>>>> I want to get the waiting number  and waiting time of vehicles at
>>>>>> intersections (junction) when traffic lights at red phase. What's the 
>>>>>> best
>>>>>> way for me to do that?
>>>>>> If my simulation time is 10800s (3hours), and the traffic lights are
>>>>>> actuated ones. How could I know the waiting number and the red phase
>>>>>> duration in each circle of traffic lights??
>>>>>>
>>>>>>
>>>>>> More question, what's the  difference between the meaning of "
>>>>>> *halting"* and the meaning of "*waiting*"?
>>>>>>
>>>>>>
>>>>>>
>>>>>> Any kind response would be appreciated!
>>>>>>
>>>>>> Best regards!
>>>>>>
>>>>>> Jane
>>>>>>
>>>>>>
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