Hi Jakob, I found some additional information related to my real scenario, I found the turn counts / turn ratios along with my flow counts. please can you help how could I use this information to calibrate my simulation and generate a real scenario? thank you so much for your help. Lamia
On Wed, Feb 5, 2020 at 2:20 PM Lamia E.L. <[email protected]> wrote: > Hi Jakob, > I read the functioning of calibrator, what I understand is : the > calibrator is put on the edge not at the jonction between edge. > the file I find from the website of Montréal downtown is computing the > number of vehicles crossing the intersection during a period. So, I can't > use this information to major my flow by intersection? > But, If I define each intersection as Taz and I try to use calibrator on > this Taz, is it wrong strategy to generate real scenario ? > please can you guide me to use the few information that I have to generate > a scenario the closest to the real scenario. > thank you. > Lamia > > > On Wed, Feb 5, 2020 at 10:12 AM Jakob Erdmann <[email protected]> > wrote: > >> Hello, >> calibrators are not the ideal tool for building scenarios from scratch >> because they require additional information regarding the route that >> vehicles take subsequent to the calibrator edge. They work fine if you >> already have a base scenario where such route information is available and >> then they add/remove cars to match counts. >> You could try to start with a random base scenario: >> https://sumo.dlr.de/docs/Simulation/Calibrator.html#building_a_scenario_without_knowledge_of_routes_based_on_flow_measurements >> >> An alternate method is to use the flowrouter tool ( >> https://sumo.dlr.de/docs/Tools/Detector.html#flowrouterpy) which tries >> to compute a set of routes that matches all count information. >> >> regards, >> Jakob >> >> Am Mi., 5. Feb. 2020 um 13:48 Uhr schrieb Lamia E.L. < >> [email protected]>: >> >>> Thank you for your response, >>> No I haven't the turn counts / turn ratios. >>> what I have it just the name of the intersection and the number of >>> vehicles by time as in the attached file. >>> >>> >>> On Wed, Feb 5, 2020 at 1:55 AM Jakob Erdmann <[email protected]> >>> wrote: >>> >>>> It depends. Do you have turn counts / turn ratios along with your flow >>>> counts? >>>> >>>> Am Di., 4. Feb. 2020 um 23:53 Uhr schrieb lamia.el < >>>> [email protected]>: >>>> >>>>> Hi, I have a real flow measurements (number of cars at intersections >>>>> by time) >>>>> and I want to generate a real scenario using these statistics. >>>>> Please, I need help to understand what values to put in différent >>>>> calibrator >>>>> attributes. >>>>> I didn't find information about route attribute, but I find the >>>>> definition >>>>> of other attributes like : id, edge, lane, pos, freq, vTypes. >>>>> >>>>> <calibrator id="calibtest_lane" edge="middle_1" pos="0" >>>>> output="detector.xml"> >>>>> <flow begin="0" end="1800" <b>route="c1"* vehsPerHour="600" >>>>> speed="27.8" type="t0" departPos="free" departSpeed="max"/> >>>>> </calibrator> >>>>> >>>>> Also what is routeProbe? >>>>> Can you help me with examples. >>>>> Any help please? >>>>> Thank you >>>>> >>>>> >>>>> >>>>> -- >>>>> Sent from: http://sumo-user-mailing-list.90755.n8.nabble.com/ >>>>> _______________________________________________ >>>>> 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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