Hi dear, interesting topic. Just one clarification about #1 Jakob's sentence about: ".. of that model", "that" is it understood as in general or as this specific CACC model?
Thanks *Andrea Marella* | Ingegnere della sicurezza e dei trasporti *Traffico & soluzioni ITS* *Nuovo sito! **www.trafficlab.eu* <http://www.trafficlab.eu> cel. +39 338 190 1680 tel. +39 0173 471 157 Via G. Rossini 14, 12051 - Alba (CN) Italy RISPETTA L'AMBIENTE: SE NON TI È NECESSARIO NON STAMPARE QUESTA EMAIL. THIS E-MAIL AND ANY ATTACHED FILES ARE CONFIDENTIAL, PROTECTED BY COPYRIGHT AND MAY BE LEGALLY PRIVILEGED. Il giorno mar 28 gen 2020 alle ore 08:32 Jakob Erdmann < [email protected]> ha scritto: > Hello, > 1) the CACC is known to cause collisions. For this reason I'm not a big > fan of that model and I'm inclined to refer you to the original authors of > the model for any issues it's causing. > 2) I've your provide all the input files for reproducing a collision > scenario (network, vehicles etc), I'll take a look and maybe I'll find more > issues than I already know of. Send them privately if needs be. > 3) how are you measuring collisions? The configuration you sent is > configured to completely ignore them. > > regards, > Jakob > > Am Mo., 27. Jan. 2020 um 14:14 Uhr schrieb Bart Ons <[email protected] > >: > >> Hi, >> >> >> >> Please, find below a description of a problem that find each time I run >> simulations. >> >> It is related to the CACC car following model. >> >> >> >> >> >> *Problem description:* >> >> In SUMO simulations, I have a case where a car is stand still on a >> motorway with the purpose to provoke collisions. >> >> Peculiarly, A huge number of collisions emerges for the *CACC* model, >> while I have no collisions for the ACC model within the exact same >> conditions. >> >> >> >> I have a minimal number of parameters for the CACC or ACC model. I’m not >> using traci to initiate a TOR >> >> There is also no difference whether the parameter “has.toc.device” is set >> to True or False for different simulations. >> >> Do anyone knows why there is a huge difference? >> >> >> >> Here, you find the number of collisions when using the *CACC* model for >> CAVs and CVs >> >> *mixes proportion* >> >> *number of v/h* >> >> *CAV* >> >> *CV* >> >> *Number of collisions (50 minutes)* >> >> 1800 >> >> 0% >> >> 15% >> >> 55 >> >> 1800 >> >> 25% >> >> 15% >> >> 246 >> >> 1800 >> >> 50% >> >> 15% >> >> 565 >> >> >> >> >> >> Here, you find the number of collisions when using the *ACC* model for >> CAVs and CVs, keeping everything the same except for the driver model >> >> *mixes proportion* >> >> *number of v/h* >> >> *CAV* >> >> *CV* >> >> *Number of collisions (50 minutes)* >> >> 1800 >> >> 0% >> >> 15% >> >> 0 >> >> 1800 >> >> 25% >> >> 15% >> >> 0 >> >> 1800 >> >> 50% >> >> 15% >> >> 0 >> >> >> >> >> >> >> >> More info: >> >> OS: Linux ubuntu 4.15.0-74-generic #83~16.04.1-Ubuntu SMP Wed Dec 18 >> 04:56:23 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux >> >> SUMO: Eclipse SUMO Version 1.2.0 Build features: Linux-4.4.0-146-generic >> x86_64 GNU 5.4.0 None Proj GUI GDAL GL2 >> >> >> >> In attachment are some input files >> >> Thanks a lot for considering my problem. >> >> >> >> Kind regards >> >> Bart Ons >> >> *Transport & Mobility Leuven* >> >> TEL +32 16 95.71.55 >> >> >> _______________________________________________ >> 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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