Is speedfactor applied on maxSpeed or edge speed? If its on edge speed. If speedfactor*edgespeed is > maxspeed would the limit be maxspeed?
On Wed, Jul 3, 2019 at 1:53 PM rony gracious <[email protected]> wrote: > 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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