There are two types of subnetworks and the smaller ones seems to be 'one-way subnetworks' which means they are eg. only reachable as destination or start. But if you would start from a destination-only subnetwork you'll get 'not found' for all points outside of this network.
Regards, Peter On 23.07.2015 23:03, John Zhao wrote: > Interesting, > when I increase minOnewayNetworkSize from 20 to 50, the following two > disappeared. > subnetwork start from: 37.32611992939085,-121.9961998312816 size: 24 > subnetwork start from: 37.78373608999855,-122.25065187925067 size: 34 > > *Best Regards,* > *ZhiQiang ZHAO* > > On Thu, Jul 23, 2015 at 1:55 PM, John Zhao <[email protected] > <mailto:[email protected]>> wrote: > > Hi, > > I tried car flag encoder with following parameter on San Francisco > bay area data from mapzen. > > https://s3.amazonaws.com/metro-extracts.mapzen.com/san-francisco-bay_california.osm.pbf > > minNetworkSize=200 > minOnewayNetworkSize=20 > > I printed all the remaining subnetworks. > edges: 591932, nodes 437420, there were 3496 subnetworks. removed > them => 13121 less nodes. Remaining subnetworks:5 > The remaining subnetworks are: > subnetwork start from: 37.32611992939085,-121.9961998312816 size: 24 > subnetwork start from: 37.56018439442332,-122.30257814308803 size: > 436637 > subnetwork start from: 37.78373608999855,-122.25065187925067 size: 34 > subnetwork start from: 38.180185962770565,-121.70631393878864 > size: 301 > subnetwork start from: 37.85717050411933,-122.07633641532816 size: 424 > > I don't understand why there is still subnetwork less than 200 nodes. > > I have a look at 37.32611992939085,-121.9961998312816. > It seesm related with barrier=gate at intersection. > http://www.openstreetmap.org/node/1126492194 > > *Best Regards,* > *ZhiQiang ZHAO* > > > > > _______________________________________________ > GraphHopper mailing list > [email protected] > https://lists.openstreetmap.org/listinfo/graphhopper
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