[OSRM-talk] Does the matching service make use of edge rates?

Nate Wessel nate.wessel at mail.utoronto.ca
Fri Jan 5 16:02:36 UTC 2018


Hi all,

I've recently been playing with the new relation support in profiles, 
trying to get my map-matching results to favour transit routes. For 
testing purposes, I've set rates and speeds on all streets to the same 
value, but multiplied rates on streets with transit routes by 30x. (so I 
should be able to see an effect, right?)

The route service seems to show the effects of this, giving me some 
weird results that clearly follow known transit lines very closely. When 
I use the matching service however, I don't see a similar effect. I have 
a few test cases I'm looking at (GPS traces from transit vehicles) that 
hadn't been matching to their routes properly, but which looked like 
they could with a little nudge. However the map-matching result is 
seemingly unchanged regardless of the way I set rates on edges.

Does the matching service even support custom edge weights? If so, do I 
have to enable this feature somehow, or what else could I be missing?

Thanks,

-- 
Nate Wessel
Jack of all trades, Master of Geography, PhD Candidate in Urban Planning
SAUSy Lab <http://sausy.ca>, Sid Smith Hall, University of Toronto

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