Yes please, I would like to do the same too... -S
On Sat, Jul 21, 2012 at 8:56 PM, Svavar Kjarrval <sva...@kjarrval.is> wrote: > I want to make a similar routing table file for my country. Any chance > of giving us instructions on how to generate such routing grids of our own? > > - Svavar Kjarrval > > On 21/07/12 18:32, Kai Krueger wrote: >> Hello everyone, >> >> Inspired by the US 250 cities routing grid[1] used in the original TIGER >> cleanup in 2009, I have now created a similar routing grid for the USA >> and Australia. >> >> Australia: http://apmon.dev.openstreetmap.org/aus_routing_grid.html >> USA: http://apmon.dev.openstreetmap.org/us_routing_grid.html >> >> It takes the top cities of the country and calculates the routing >> distances between them and displays the result in a routing grid. It >> allows to check the top tear inter city road network. Unusually long >> routes are likely caused by broken data and indicates where things need >> fixing. >> >> In the grid, all routes that are more than 5% longer or slower than >> expected* are show in red, otherwise they are considered as >> superficially OK. The reference values are in brackets. If you click on >> the link, you will be sent to the detailed routing information. >> >> Unfortunately the situation, particularly in Australia, is pretty bad. >> In Australlia currently non of the routes between the top ten cities >> pass this criterion and in fact most of the routes can't be calculated >> at all any more due to disconnectedness of the road network. >> >> So for all those who are finished remapping their own area and are >> looking to help with a bit of armchair mapping, trying to get more of >> these routes green could be a good idea for arm chair mappers. Let's see >> how quickly we can get all of them green! >> >> The routing information is calculated using the Open Source Routing >> Machine ( http://map.project-osrm.org/ ) and if I am not mistaken, >> updates its data once a day. I will equally try and recreate those grids >> on a daily basis to help track progress on the remapping. >> >> Happy remapping, >> >> Kai >> >> * The time and distance that is expected is currently determined using >> google's directions API. Although not perfect by any means, it is >> probably the most reliable source for now as a reference. >> >> >> >> [1] http://wiki.openstreetmap.org/wiki/TIGER_fixup/250_cities/routing_grid >> >> _______________________________________________ >> talk mailing list >> talk@openstreetmap.org >> http://lists.openstreetmap.org/listinfo/talk > > > > > _______________________________________________ > talk mailing list > talk@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk > -- -S _______________________________________________ talk mailing list talk@openstreetmap.org http://lists.openstreetmap.org/listinfo/talk
