Is maxSpeed the physical limit? Does that mean speedFactor is usally taken less than 1?
On Wed, Jul 3, 2019 at 1:41 PM rony gracious <[email protected]> wrote: > So edge speed is configured in network file? > > What is default tls-penalty in meso if junction control is true? On what > is this time penalty applied? Does it change the headway accordingly if > junction control is true? Even if a meso-taujf is explicitly mentioned? > > On Mon, Jul 1, 2019 at 8:19 PM Jakob Erdmann <[email protected]> > wrote: > >> edge speeds refer to the 'speed' attribute of the edge which typically >> corresponds to the legal speed limit. >> MaxSpeed is a global speed limit for the vehicle. You could use this to >> model maximum desired speed but it would then be independent of the speed >> limit. For this reason the desired speed is often expressed in terms of the >> speedFactor (speedLimit * x) and maxSpeed is taken as the physical limit of >> the vehicle/engine. >> >> Am Mo., 1. Juli 2019 um 16:00 Uhr schrieb rony gracious < >> [email protected]>: >> >>> What are these edge speeds mentioned here. How do I configure these edge >>> speeds? Are they same as maxSpeed in vType? >>> >>> "A vehicle keeps its chosen speed multiplier for the whole simulation >>> and multiplies it with edge speeds to compute the actual speed for driving >>> on this edge. Thus vehicles can exceed edge speeds. However, vehicle speeds >>> are still capped at the vehicle type's *maxSpeed*." >>> >>> On Mon, Jul 1, 2019 at 2:24 PM Jakob Erdmann <[email protected]> >>> wrote: >>> >>>> 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 >>>>>>>>>>>>>>>>> >>>>>>>>>>>>>>>> _______________________________________________ >>>>>>>>>>>>>>>> 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 >>>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> 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 >> >
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