Thanks for your reply. Yes, sigma is already set as 0. The only difference I can see is the stop speed (getStopSpeed) is different.
How can I set the stop speed of a vehicle? Is it by using libsumo::Vehicle::setStopParameter? But then I need to define the stop first...correct? Thanks. On Sun, Feb 19, 2023 at 3:28 PM Jakob Erdmann <[email protected]> wrote: > > Why does the vehicle need information about the vehicle on the previous > edge for the car following model speed calculation? > This is likely a misunderstanding. What gives you that impression? > > > How can I set the car following model parameters from the previous > partition to the master partition such that it gives the same speed > calculation of a vehicle? > The default car-following model doesn't have internal state so it should > reproduce the same behavior when faced with the same situation (distance, > ego speed, leader speed, deceleration capabilities, speedFactor). A > possible cause for difference is the random component (sigma). You can > check whether the differences are due to randomness by setting sigma=0. > > Am So., 19. Feb. 2023 um 11:36 Uhr schrieb Mahima <[email protected]>: > >> Hi, >> >> Why does the vehicle need information about the vehicle on the previous >> edge for the car following model speed calculation? >> How can I set the car following model parameters from the previous >> partition to the master partition such that it gives the same speed >> calculation of a vehicle? >> >> Thanks >> >> On Wed, Sep 28, 2022 at 9:48 AM Jakob Erdmann <[email protected]> >> wrote: >> >>> using getParameter / setParameter with the following values should be >>> enough for the default lanechangem model: >>> "laneChangeModel.speedGainProbabilityRight" >>> "laneChangeModel.keepRightProbability" >>> "laneChangeModel.lookAheadSpeed" >>> >>> Am Mo., 26. Sept. 2022 um 09:58 Uhr schrieb Mahima <[email protected]>: >>> >>>> When I am copying a vehicle from one partition to the other on the same >>>> lane and position as it was on the previous partition, but in the current >>>> timestep if there was a lane change decision in the previous >>>> partition......which lane change API or flag will give me the same lane >>>> change decision in the master partition. >>>> In this scenario, I am already making sure that the neighbouring >>>> vehicles for this vehicle are the same as on the previous partition. >>>> >>>> Please suggest. >>>> >>>> On Mon, Sep 26, 2022 at 9:39 AM Jakob Erdmann <[email protected]> >>>> wrote: >>>> >>>>> No. TraCI runs before the computation of this step's values ( >>>>> https://sumo.dlr.de/docs/Developer/Implementation_Notes/Simulation_Loop.html#main_vehicle_update_loop >>>>> ) >>>>> >>>>> Am So., 25. Sept. 2022 um 11:02 Uhr schrieb Mahima <[email protected] >>>>> >: >>>>> >>>>>> Hi, >>>>>> >>>>>> Is there any way to read the vehicle's speed, lane and position in >>>>>> the current timestep? >>>>>> >>>>>> libsumo::Vehicle::getLanePosition >>>>>> libsumo::Vehicle::getSpeed >>>>>> All these APIs, give information about the last timestep. >>>>>> >>>>>> Thanks >>>>>> _______________________________________________ >>>>>> sumo-user mailing list >>>>>> [email protected] >>>>>> To unsubscribe from this list, visit >>>>>> https://www.eclipse.org/mailman/listinfo/sumo-user >>>>>> >>>>> _______________________________________________ >>>>> sumo-user mailing list >>>>> [email protected] >>>>> To unsubscribe from this list, visit >>>>> https://www.eclipse.org/mailman/listinfo/sumo-user >>>>> >>>> _______________________________________________ >>>> sumo-user mailing list >>>> [email protected] >>>> To unsubscribe from this list, visit >>>> https://www.eclipse.org/mailman/listinfo/sumo-user >>>> >>> _______________________________________________ >>> sumo-user mailing list >>> [email protected] >>> To unsubscribe from this list, visit >>> https://www.eclipse.org/mailman/listinfo/sumo-user >>> >> _______________________________________________ >> sumo-user mailing list >> [email protected] >> To unsubscribe from this list, visit >> https://www.eclipse.org/mailman/listinfo/sumo-user >> > _______________________________________________ > sumo-user mailing list > [email protected] > To unsubscribe from this list, visit > https://www.eclipse.org/mailman/listinfo/sumo-user >
_______________________________________________ sumo-user mailing list [email protected] To unsubscribe from this list, visit https://www.eclipse.org/mailman/listinfo/sumo-user
