Thank you very much, thats what I was looking for.

Von: [email protected] <[email protected]> Im Auftrag 
von Jakob Erdmann
Gesendet: Freitag, 19. Juni 2020 14:54
An: Sumo project User discussions <[email protected]>
Betreff: Re: [sumo-user] Routing based on traffic density

see this minimal example for routeSampler use: 
https://github.com/eclipse/sumo/blob/master/tests/tools/turndefs/routeSampler/edgedata/input_edgedata.xml
There is not much structure to it. Intervals describe the time range in seconds 
(interval id is arbitrary), the edge attribute name of 'count' is arbitrary.

Am Fr., 19. Juni 2020 um 14:25 Uhr schrieb Kaubruegger, Benedikt 
<[email protected]<mailto:[email protected]>>:
Thank you for your answer.

I am still not sure about the exact syntax for Edge-data files, because i could 
only find the genereated output here:
https://sumo.dlr.de/docs/Simulation/Output/Lane-_or_Edge-based_Traffic_Measures.html

[cid:[email protected]]


Is there any other description for edge-data files?

Regards,
Benedikt

Von: [email protected]<mailto:[email protected]> 
<[email protected]<mailto:[email protected]>> Im 
Auftrag von Jakob Erdmann
Gesendet: Freitag, 19. Juni 2020 13:07
An: Sumo project User discussions 
<[email protected]<mailto:[email protected]>>
Betreff: Re: [sumo-user] Routing based on traffic density

Yes. routeSampler should work for this.
Edge-data files can be created manually with netedit and also from text-based 
formats of detector data.
However, if your density data comes from a database or some other kind of 
format the easiest solution is to write a small data-transformation script.
You only need to set on count attribute per edge and time interval. and the 
name of the attribute can be set with a routeSampler option.

regards,
Jakob

Am Fr., 19. Juni 2020 um 12:37 Uhr schrieb Kaubruegger, Benedikt 
<[email protected]<mailto:[email protected]>>:
Hello,

I have a question regarding edge based routing.
I have access to traffic density data on edge granularity in hourly steps and 
would like to know if there is an implementation in SUMO,
which generates routes from this kind of data or upscales a subset of routes (I 
can get around 5% of the actual routes) to derive the wanted density?

I thought about using routeSampler.py, which uses routes and edge-count data as 
input parameters
Is this an attempt, which should work?

If yes:
I couldn’t find information about an edge-count data file (--edgedata-files), 
which isn’t dumped by SUMO, but just created from traffic density data.
Is  it possible to create such files just from density data?

The information i gathered to get an understanding of the routeSampler.py is 
mostly based on these documentation pages:
https://sumo.dlr.de/docs/Demand/Routes_from_Observation_Points.html#introduction
https://sumo.dlr.de/docs/Simulation/Output/Lane-_or_Edge-based_Traffic_Measures.html
https://sumo.dlr.de/docs/Tools/Turns.html#turn_count_data_format

Thank you for your help.
Regards,
Benedikt Kaubrügger

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