Hello, I'm delegating this question to the auther of the SSM device. regards, Jakob
2018-09-11 13:18 GMT+02:00 <christian.damdjow...@zf.com>: > Hello Jakob, > > > > Thank you very much for your answer. > > I’m looking and trying to analyze some scenario, which have a very low > value of TTC. But I remark that in some case there is an error or an issue > in the calculation of the TTC. > > I got a value of TTC = 0 in the Case that you can see in the Picture 1. > That happened at the time 2775,90 . But as you can see it’s not possible > that, the TTC = 0 because the “Encounter Type” here is equal to “2”. When > we see the formula for calculation of TTC : > > > > TTC = space_gap/speed-difference. > > > > The space gap between the ego and the leader vehicle (id=2768) is not > equal to zeros. > > And it’s why I think it’s really strange to have a TTC-value equal to zero > in such case. > > I sent also in the attached, the SUMO model that I used, thus you can > reproduce that. > > at the moment I still using the version 1.0.0. > > > > Thank you very much for your helps….. > > > > Br > > > > Christian > > > > > > *Von:* sumo-user-boun...@eclipse.org [mailto:sumo-user-boun...@eclipse.org] > *Im Auftrag von *Jakob Erdmann > *Gesendet:* Dienstag, 11. September 2018 08:00 > *An:* Sumo project User discussions > *Betreff:* Re: [sumo-user] Tool to Plot value of SSM > > > > In 1.0.0 you can use tools/plot_trajectories.py (http://sumo.dlr.de/wiki/ > Tools/Visualization#plot_trajectories.py) but this requires an fcd-output > file. > > You can get fcd-output for only the ego vehicle by setting the options > > --fcd-output fcd.xml > > --fdc-output.explicit ego-car > > > > regards, > > Jakob > > > > 2018-09-10 14:58 GMT+02:00 <christian.damdjow...@zf.com>: > > Hello Jakob, hello everybody, > > > > I wanted to analyze some critical scenario. For that reason I used ssm on > the “ego-car”. The Output file is an xml file with contain the value of TTC > as example. By adding the parameter *key="device.ssm.trajectories" > value="true" />* it’s possible to me to get also the trajectory. Thus it > would be possible to me to check and analyze the scenario, which have the > low value of TTC. > > My question now is to know if we have some script, which can help to plot > after the simulation the critical scenario. > > > > Thank you very much > > > > Br > > Christian > > > > > _______________________________________________ > sumo-user mailing list > sumo-user@eclipse.org > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/sumo-user > > > > _______________________________________________ > sumo-user mailing list > sumo-user@eclipse.org > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/sumo-user > >
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