Thanks Jakob. I think there is something wrong, as every time I am trying to enter a value for "stepping", I got an error. here you are the error: ++++++++++++++Error Message++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ C:\Users\Usama\Desktop\SUMO_Tutorial\00_median_Uturn\Cases\test_03\case_17>s Loading configuration... done. Loading net-file from '00_case17_03_input.net.xml'... done (7ms). Loading done. Error: value '0.25' does not match regular expression facet '[+\-]?[0-9]+' In file '07_output_routes.xml' At line/column 47/403.
Quitting (on error). +++++++++++++End of error message+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ This error for both IDM and IDMM models. Regards, Usama From: Jakob Erdmann <[email protected]>To: Sumo project User discussions <[email protected]> > Subject: Re: [sumo-user] IDM, IDMM and Wiedemann CF models > Message-ID: > < > cambucbwgqzzsrpp74wzvvu_f69hx-njnkrwspelxo3fxo9h...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > see the updated documentation at > > https://sumo.dlr.de/docs/Definition_of_Vehicles,_Vehicle_Types,_and_Routes.html#car-following_model_parameters > > Am Mo., 16. Sept. 2019 um 13:14 Uhr schrieb Usama Shahdah < > [email protected]>: > > > Thanks Jakob for your replay. > > > > What are the parameters that I need to input to SUMO for both IDM and > IDMM > > models? And what are the range for each parameter. > > > > Tanks in advance, > > > > Regards, > > Usama > > > > > > > > > > Date: Mon, 16 Sep 2019 11:05:09 +0200 > >> From: Jakob Erdmann <[email protected]> > >> To: Sumo project User discussions <[email protected]> > >> Subject: Re: [sumo-user] IDM, IDMM and Wiedemann CF models > >> Message-ID: > >> <CAMbUcbxPteVwhpXFwk6D_9oCdJ= > >> [email protected]> > >> Content-Type: text/plain; charset="utf-8" > >> > >> IDMM uses a memory of prior speeds to adapt the desired time headway > (see > >> > >> > https://www.researchgate.net/publication/8952918_Memory_effects_in_microscopic_traffic_models_and_wide_scattering_in_flow-density_data > >> ) > >> whereas IDM does not. > >> The Wiedemann Parameters > >> - security (0.5) > >> - estimation (0.5) > >> The model also obeys the parameters: accel, decel (only when stopping > at a > >> fixed position) and emergencyDecel. > >> > >> regards, > >> Jakob > >> > >> Am Sa., 14. Sept. 2019 um 17:12 Uhr schrieb Usama Shahdah < > >> [email protected]>: > >> > >> > Hi Jakob, > >> > > >> > In: > >> > > >> > https://sumo.dlr.de/daily/userdoc/Definition_of_Vehicles,_Vehicle_Types,_and_Routes.html > >> > > >> > There are two IDM car-following models (IDM and IDMM). Could you > please > >> > let me know what are the differences between them and what are their > >> > default parameter values. I cannot find anything regarding the IDMM > >> model > >> > in: > https://github.com/eclipse/sumo/tree/master/src/microsim/cfmodels > >> > > >> > I will appreciate as well if you can provide me with the default > >> > parameters for the Wiedemann (3-parameters) car-following model. > >> > > >> > Regards, > >> > > >> > -- > >> > Usama
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