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Results tagged with pgrouting
Search options questions only
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user 4031
pgRouting extends the PostGIS / PostgreSQL geospatial database to provide geospatial routing functionality.
17
votes
2
answers
4k
views
Help choosing a suitable routing engine
Does pgrouting A-star give me a list of nodes and edges? … Does pgrouting produce this or is this from another system?
Hopefully someone can give me some information about what system to choose. Neo4j, pgrouting, or some other system. …
- 1,565
15
votes
2
answers
2k
views
How to route over waterways?
There is a lot of information about (pg)routing over normal ways. Normal ways are man made and kind of ideal for routing.
However i am interested in routing over waterways. In theory this should be …
- 1,565
6
votes
1
answer
3k
views
How to route over (partial) edges in pgrouting?
I have made a route planning system (based on shortest path using A*) like the Google directions service using pgrouting and google maps. … This way pgrouting can route over this new node and thus force the route to follow the edges surrounding that new node. …
- 1,565
26
votes
4
answers
8k
views
How can I optimize pgrouting for speed?
I am using pgrouting on a postgis database created through osm2pgrouting. It performs very good on a limited dataset (3.5k ways, all shortest path A* searches < 20 ms). … Does any of you use pgrouting on a 122k or greater OSM dataset? What performance should I expect? What settings affect the performance most? …
- 1,565
3
votes
1
answer
538
views
Is there an open source directions webclient for pgRouting like the directions API from Google?
I noticed that there are some examples and demos on the pgrouting site (some are not working anymore), but they are all specific things people have done with pgrouting. … I am looking for a more generic directions/routing client based on a pgrouting topology. …
- 1,565
2
votes
1
answer
327
views
Why is pgrouting astar not consistent?
I route from 1 end of a circular route to the opposite end. Visually it is obvious that going clockwise is shorter, however shortest_path_astar sometimes picks clockwise and sometimes anti-clockwise.
…
- 1,565