Questions tagged [network]
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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pgrouting or recursive question?
For a water network, I'd like to count the users and accumulate them. I look at
Here's what I've got:
and I'd like to get (done by hand):
however, with a recursive query, I'm afraid of counting ...
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Automatically calculating distance on specific layer in QGIS
In the photo above, I have an area that is drawn. This is my case study.
I'd like to calculate the distance of the electrical networks, according to their voltage, inside my case study.
I know how to ...
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Extracting Road Sections where Footpaths Exist in QGIS
I am trying to see if it's possible to extract the road network in QGIS, but only where there is a footpath along that section. This is so that we have a line representing footpaths but on the road ...
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Python: How to convert shapefile of a road network to a Complete Graph network using Networkx
How can I convert a geodataframe of LineStrings to a Complete Graph with NetworkX?
I have a geodataframe of a collection of linestrings that geographically represent a road network (purple). I have 2 ...
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How to create subnetworks with sfnetworks in R
I would like to create subnetworks from a spatial network:
library(sfnetworks)
library(sf)
library(tidygraph)
library(igraph)
net = as_sfnetwork(roxel, directed = FALSE) %>%
...
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answer
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Counting outgoing links connected to a node [closed]
I've a large linear shape and I need to find all nodes with class >=3 connected to at least two outgoing links.
It's actually a sewage graph, I'm trying to identify sewer dividers.
I have read ...
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Creating line that connects points from feature class to single point in another feature class using ArcGIS Pro
I wanted to connect origin and destination points using a line. The data are contained in an Excel spreadsheet which consists of two XY data (Origin & Destination). Here's a screenshot of an ...
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Node information in a PostGIS dataset
I am working in QGIS / PostGIS to plan the cable layout for a seismic array. The power distribution is from the green point with the white cross in the middle. The nine green points marked with a ...
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Split a line network at "T-junctions / 4 way intersections" in the data?
I have a large network of lines (EDIT clarification: The dataset is not a network, just geometries). I need to dissolve the lines and split them so each line segment is its full length, but ends where ...
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Set random points within a given distance of a known street network [closed]
I have a street network with a known ditance of 39735 km. Now my goal is to set a point every 200 km on this street network, so that there will be exactly 198 points generated. The distance of 200 km ...
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Selecting roads covered by point features QGIS
I have a layer consisting of roads and another layer of point features (traffic signs). Is there a way in QGIS to choose the area that the traffic signs cover? By this I mean the area within multiple ...
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SQLite/GeoPackage over a network [closed]
In our organisation we work with data stored on an Azure network file server - pretty typical for an office. We use QGIS to read geodata files (SQLite/GeoPackage) across this network and it seems to ...
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Including length when making a networkx network from a geodataframe
I'm a noob when it comes to networkx module. I have a line feature as a geodataframe that looks like this:
Using momepy, I can convert this geodataframe to a network on network x:
G = momepy....
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ArcGIS Pro - routing, remove short network elements and reconnect edges
I am setting up an ArcGIS Pro network for use in Network Analyst. So far things work pretty well, depart from some 1600 errors due to this kind of problem: "
SourceName: linknetz, ObjectID: ...
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Traveling salesman problem with start node and end node
I am having some trouble with finding an easy way to find the most optimum (shortest) route between four or so points without returning to the original one while following the path shown (red lines). ...