vType does work in meso. Some microsim-specifics values such as
acceleration are simply ignored.

Am Mo., 1. Juli 2019 um 09:56 Uhr schrieb rony gracious <[email protected]
>:

> If vType does not work in meso how do I change the max speed, speed
> deviations in meso? Or does the values given in vType work for meso?
>
> On Thu, Jun 20, 2019 at 4:05 PM Jakob Erdmann <[email protected]>
> wrote:
>
>> meso vehicles always drive at yellow it the current implementation so
>> increasing amber takes no effect.
>> With switching, I mean phase-switching. (And everytime you switch phases
>> there is some 'cost' because traffic across the intersection must stopped
>> for safety reasons).
>>
>> Am Do., 20. Juni 2019 um 10:43 Uhr schrieb rony gracious <
>> [email protected]>:
>>
>>> Would increasing the amber time between the green phases have the same
>>> effect?
>>> What do you mean by switching? I was optimizing changing the stage times
>>> after every simulation.
>>>
>>> On Thu, Jun 20, 2019 at 1:17 PM Jakob Erdmann <[email protected]>
>>> wrote:
>>>
>>>> Meso vehicles do not suffer from start-up delays the way micro vehicles
>>>> do.
>>>> To model the cost of switching, Modify, the traffic cycle so that are
>>>> all-red phases of sufficient length when switching between the green 
>>>> phases.
>>>> This way, shorter cycle times will definitely reduce capacity.
>>>>
>>>>
>>>> Am Do., 20. Juni 2019 um 07:02 Uhr schrieb rony gracious <
>>>> [email protected]>:
>>>>
>>>>> 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
>>>>>>>>>>>>>
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