Hi Natalia,
you can read the length of an edge directly from the network or
interactively from the sumo-gui or netedit. Can you share your scenario?
Your interpretation of the units is correct.

Best regards,
Michael

Am 11.06.20 um 09:25 schrieb Natalia Liora:
> Hi Michael, 
> 
>  I notice that in some cases (i.e. for specific edges) the result is 
> different. How the length of the edge is estimated? Does the estimated length 
> of the edge exist in any output of the model?
> 
> Also, the units are given as g/km/hour. In fact,  this correspond to g/ 
> (km*h), right ?
> 
> Thank you!
> Best regards,
> Natalia
> 
>> On 11 Jun 2020, at 10:11 AM, Michael Behrisch <o...@behrisch.de> wrote:
>>
>> Hi Natalia,
>> can you please give an example, because it should be exactly as you stated.
>> If you have an interval length of one hour, dividing the absolute emissions
>> by the edge length should give the normalized emissions.
>>
>> Best regards,
>> Michael
>>
>> Am 2020-06-11 00:46, schrieb Natalia Liora:
>>> Hi,
>>> In SUMO documentation the definition of normalised emissions is given
>>> (https://sumo.dlr.de/docs/Simulation/Output/Lane-_or_Edge-based_Emissions_Measures.html)
>>> It is referred that normalised emissions are the emissions during this
>>> interval normed by time and edge length (g/km/hour).
>>> In case I divide the absolute values (in mg)  with the edge of the
>>> length (during one hour) I do not get the normalised values.  Could
>>> you please clarify how normalised emissions are estimated and what
>>> exactly represent?
>>> Thank you
>>> Natalia
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> 


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