An interconnected set of points and lines that represent possible routes from one location to another, OR in computing, a group of computers connected in order to share software, data, and peripheral devices, as in a local or wide area network.

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How to turn this into a routable network that works with pgRouting? [duplicate]

I'm only asking again since I didn't get any answer and I'm still stuck here... I updated my last question with more info, but it wasn't answered. When I draw a line with snapping enabled and try to ...
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836 views

How to build a Spatialite road network from OSM data

I'm looking for algorithm which could help me with building my own road network (for routing) from OSM data. I chose Spatialite DB for this, but here I have only one problem: Spatialite provides ...
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How to take point data from a network and input it as TO/FROM endpoint data in streets layer?

I am building a network of my city's roads in ArcMap 10.1. Right now I have three layers: 1) Streets_To-From (lines representing the southbound and westbound sides of every road and one-way streets ...
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295 views

Geoportal to harvest services hosted by Geoserver

I am trying to set up Geoportal to harvest services hosted by Geoserver. I tried follow this instructions: Open your Geoportal Server. Go to the Administration tab Choose the 'Add' option Choose ...
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2answers
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ArcGIS compute nearest network neighbour for each point

I have a set of points and I would like to calculate a value for each point to indicate how 'clustered' to other points that point is. Distance to nearest neighbour (through a network) would do fine. ...
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What GIS tools can calculate stream/flow path travel time?

Does anyone use GIS tools to analyze travel time along an identified stream or channel network? If so, which ones do you use? Assume that the network links or flowlines have velocity and distance ...
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2answers
357 views

What are non-commercial sources of road network other than OSM

I want to get the graph (Road Network) of Area of interest: Lon/Lat - Left/Bottom = -93.28587,44.9674 and Right/Top=-93.25351,44.9855 Minneapolis, MN Searching for a non-commercial source - aside ...
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731 views

How to extract drainage line network from GRASS GIS and QGIS [closed]

Giving DEM as input is there any way to get drainage network? I am newbie to GRASS and QGIS ,provide any working examples in GRASS GIS and QGIS with procedure.