Re: [OSRM-talk] profile.lua car.lua tuning

2015-11-06 Thread Michael Chesterton
On 06/11/15 04:18, Daniel Hofmann wrote: > Depending on your use case (maybe only a few larger cities?) and if it > has to scale, you could do the following (disclaimer: a bit hacky). > > Take a look here: this is what gets exposed to the profiles for ways: > >

[OSRM-talk] profile.lua car.lua tuning

2015-11-05 Thread Michael Chesterton
Hello, A bit of a long one. I've read a few messages from this list about tuning car.lua, not all of them yet, but the ones i have read were different problems, my problem is it's too fast. If a trip would take 30 minutes in real life, osrm might say it takes 20 minutes. primarily because of

Re: [OSRM-talk] profile.lua car.lua tuning

2015-11-05 Thread Daniel Patterson
Michael, This is not an easy problem to solve. Overall, car.lua represents a model of the world, our best guess at travel speeds based on OSM road type tags. There are three problems with this: 1) Our guesses might be off 2) OSM tagging is not consistent everywhere 3) OSM might

Re: [OSRM-talk] profile.lua car.lua tuning

2015-11-05 Thread Daniel Hofmann
Depending on your use case (maybe only a few larger cities?) and if it has to scale, you could do the following (disclaimer: a bit hacky). Take a look here: this is what gets exposed to the profiles for ways: