Why does when i calculate average delay at any junction in meso its always
lower the cycle time lower the delay? If thats the case there is no way i
can optimize using meso?

On Wed, May 29, 2019 at 5:52 PM rony gracious <[email protected]> wrote:

> Thanks. I will check this out.
>
> On Wed, May 29, 2019 at 5:39 PM Jakob Erdmann <[email protected]>
> wrote:
>
>> In meso, vehhicles don't have to lane-change in order to use the correct
>> turning lane. In the sumo microsimulation, lanechanging does play a role
>> and and can impede traffic. You can check whether it makes a difference if
>> you set vehicle attribute departLane="best" so vehicles enter the
>> simulation already on the correct lane.
>>
>> Also, meso vehicles depart with maximum speed. To get the same effect in
>> sumo set departSpeed="max".
>>
>> Am Mi., 29. Mai 2019 um 14:04 Uhr schrieb rony gracious <
>> [email protected]>:
>>
>>> 2 two lane edges towards the junction and two three lane ones.
>>> Vehicle count is around 20 - 60k in different approaches.
>>>
>>> On Wed, 29 May 2019, 5:31 pm Jakob Erdmann, <[email protected]>
>>> wrote:
>>>
>>>> It may help to observe both simulations closely in sumo-gui to see if
>>>> there is an obvious difference in behavior indicating a problem in either
>>>> of the simulations.
>>>> How large is your scenario in terms of intersections,edges,vehicle
>>>> count?
>>>>
>>>> Am Mi., 29. Mai 2019 um 10:55 Uhr schrieb rony gracious <
>>>> [email protected]>:
>>>>
>>>>> The flow given was same for both 5 hour simulation. But when I take
>>>>> count for every 30 minutes that's where the difference is. The last 
>>>>> vehicle
>>>>> in sumo enters 2 hours after the last vehicle in meso entered.
>>>>>
>>>>> Yes. Sorry. I meant junction control.
>>>>>
>>>>> On Wed, 29 May 2019, 12:30 pm Jakob Erdmann, <[email protected]>
>>>>> wrote:
>>>>>
>>>>>> It's hard to answer this generally. Meso and miro are different
>>>>>> models so there will be many situations in which they produce different
>>>>>> results.
>>>>>> You first have to figure out whether the sumo flow is too low (e.g.
>>>>>> due to road nework problems) or whether the the meso flow is too high
>>>>>> (which can be due to the used options).
>>>>>> There is no meso option called tl-logic (but there is one for tls and
>>>>>> one for junction control) so you need to be more precise on the used 
>>>>>> option.
>>>>>>
>>>>>> regards,
>>>>>> Jakob
>>>>>>
>>>>>> Am Mi., 29. Mai 2019 um 07:47 Uhr schrieb rony gracious <
>>>>>> [email protected]>:
>>>>>>
>>>>>>> For the same flow sumo is taking around 2 hours of extra simulated
>>>>>>> time then meso which accounts for this extra counts.
>>>>>>>
>>>>>>> On Wed, May 29, 2019 at 11:02 AM rony gracious <[email protected]>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> While I run meso for a 5 hour simulation with loop detectors placed
>>>>>>>> there is a considerable difference in vehicle count from when I do the 
>>>>>>>> same
>>>>>>>> with sumo. When I took vehicle count every 30 minutes meso had atleast 
>>>>>>>> 100
>>>>>>>> vehicles more than sumo in each time step of 30 minutes.
>>>>>>>>
>>>>>>>> Can anyone tell me why that is and how I can get more closer to a
>>>>>>>> sumo SIM with meso. The only parameters I am using is mesosim true and 
>>>>>>>> meso
>>>>>>>> tl logic true which is in mesoscopic.
>>>>>>>>
>>>>>>>> Rony Gracious
>>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> sumo-user mailing list
>>>>>>> [email protected]
>>>>>>> To change your delivery options, retrieve your password, or
>>>>>>> unsubscribe from this list, visit
>>>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>>>
>>>>>> _______________________________________________
>>>>>> sumo-user mailing list
>>>>>> [email protected]
>>>>>> To change your delivery options, retrieve your password, or
>>>>>> unsubscribe from this list, visit
>>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>>
>>>>> _______________________________________________
>>>>> sumo-user mailing list
>>>>> [email protected]
>>>>> To change your delivery options, retrieve your password, or
>>>>> unsubscribe from this list, visit
>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>>
>>>> _______________________________________________
>>>> sumo-user mailing list
>>>> [email protected]
>>>> To change your delivery options, retrieve your password, or unsubscribe
>>>> from this list, visit
>>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>>
>>> _______________________________________________
>>> sumo-user mailing list
>>> [email protected]
>>> To change your delivery options, retrieve your password, or unsubscribe
>>> from this list, visit
>>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>>
>> _______________________________________________
>> sumo-user mailing list
>> [email protected]
>> To change your delivery options, retrieve your password, or unsubscribe
>> from this list, visit
>> https://www.eclipse.org/mailman/listinfo/sumo-user
>>
>
_______________________________________________
sumo-user mailing list
[email protected]
To change your delivery options, retrieve your password, or unsubscribe from 
this list, visit
https://www.eclipse.org/mailman/listinfo/sumo-user

Reply via email to