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As well as Floyd-Warshall, for all-pairs routing, you could consider Johnson's algorithm. An alternative to running Dijkstra for each intersection could be to run A* as the latter is usually considered to be faster. I recommend you have a look at PgRouting, which is a plugin to PostGIS. It would be straightforward enough to import your data to PostGIS. ...


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The first comment about merging points to lines will get you to the closest road, but this will not take into account the terrain cost (ie going through a forest or up a mountain may be a shorter distance but will take much longer than a longer distance but easier travelled clear route) To do this like the comment said it is simply a euclidian distance trig ...


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You might be interested in this tool I’m tinkering with building. It will give you waypoints and routes for google maps directions: http://hardkjarni.blogspot.co.uk/2015/08/converting-google-maps-directions-to.html


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highway=footway is used for paths between roads or through parks. highway=path is used in a similar way (with some debate) for smaller paths that are unpaved but have been worn into grass. highway=pedestrian is used for wide roads that have been "pedestrianised" so vehicles are not allowed to drive down them (except maybe for deliveries). They are also used ...


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Please feel free to try out our api. The TravelTime Platform. We allow 2 main events on our API (The TravelTime Platform) TimeFilter - allows you to receive time from one origin to 1000's of lat / lngs by any mode of transport in under a second. TimeMap - Show the catchment area by polygon - use for display or database search. enter link description here ...


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As an answer to both Uffe Kousgaard comments about "what the 18GB file contains" compared to a routable shapefile, and a possible answer to this question: You don't explicitly state it, but I guess you used the ArcGIS Editor for OpenStreetMap to convert your data. If not, I really recommend to have a look at it, as it contains a dedicated option to create ...



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