See the added explanation at https://sumo.dlr.de/docs/Tools/Visualization.html#fundamental_diagram_from_edgedata (other uses would be converting from m/s to km/h etc.)
Am Di., 15. Feb. 2022 um 18:38 Uhr schrieb Sumbal Malik < [email protected]>: > Thank you, Jakob > > Could you please explain this point option --yfactor 60 causes all y > values to be scaled by 60. > > On Tue, Feb 15, 2022, 9:19 PM Jakob Erdmann <[email protected]> wrote: > >> 1. option --yfactor 60 causes all y values to be scaled by 60 >> 2. The latest development version supports filtering of edges as well as >> aggregation. See attributes 'edges', 'edgesFile' and 'aggregate' at >> https://sumo.dlr.de/docs/Simulation/Output/Lane-_or_Edge-based_Traffic_Measures.html. >> You can obtain that version at >> https://sumo.dlr.de/docs/Downloads.php#sumo_-_latest_development_version >> 3. leave out option --scatterplot >> 4. -i selects the attribute that controls grouping of points (same color, >> line graph lines). In this case grouping is by edge attribute 'id'. -s is >> short for --show which shows the plot intead of only writing it to a file >> 5. yes. I'd expect a positive correlation. >> >> regards, >> Jakob >> >> Am Di., 15. Feb. 2022 um 16:56 Uhr schrieb Sumbal Malik < >> [email protected]>: >> >>> Jakob, many thanks for your prompt response. >>> >>> I calculated the aggregated edge data using <edgeData id="dump_15" >>> freq="30" file="edge_data.xml" excludeEmpty="true"/> and then used this >>> command to "\visualization>plotXMLAttributes.py edge_data.xml -i id -x >>> density -y timeLoss -s --scatterplot --legend --yfactor 60 --ylabel >>> TimeLoss" to plot the attached graph of density versus time loss. >>> >>> I would be thankful if you could answer the following queries: >>> >>> 1. Why the value of time loss is too large (1000) on the graph when the >>> maximum value of time loss is 15 in the attached edgedata output file. >>> 2. Can we aggregate the values of all the edges and plot them or how can >>> we get the output of selective edges? >>> 3. How can we draw a line graph using plotXMLAttributes.py >>> 4. What do "-i id" and "-s" represent in the above command. >>> 5. Does it make sense if we draw a relation between the density and the >>> time loss. >>> >>> Thank you >>> >>> On Tue, 15 Feb 2022 at 10:41, Jakob Erdmann <[email protected]> >>> wrote: >>> >>>> 1. TraCI is not tailored for measuring aggregated data. I recommend >>>> doing this with XML outputs (i.e >>>> https://sumo.dlr.de/docs/Simulation/Output/Lane-_or_Edge-based_Traffic_Measures.html). >>>> However, you can compute traffic statistics "manually": >>>> - retrieve the speed or timeLoss of all vehicles in every step >>>> - compute vehicle density (lane.getLastStepVehicleNumber / >>>> lane.getLength) >>>> 2. you could run simulations with and without your special >>>> delay-causing vehicle and observe the difference >>>> >>>> >>>> Am Mo., 14. Feb. 2022 um 14:24 Uhr schrieb Sumbal Malik < >>>> [email protected]>: >>>> >>>>> Dear SUMO Team >>>>> >>>>> 1. How can we calculate/measure the traffic/road efficiency using >>>>> traci SUMO >>>>> 2. Can we draw a relationship between the delay caused by an >>>>> individual vehicle and traffic efficiency of the road segment. >>>>> >>>>> Thank you >>>>> >>>>> _______________________________________________ >>>>> 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
