Questions tagged [routing]

Routing consists of finding optimal paths along geographic networks such as roads or trail systems.

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24 views

Custom Routes and Streets

I have a ArcGIS set of streets that are not mapped in OpenStreetMaps and I would like to plot these streets on a Leaflet and route through them I read a lot already and see a lot of posts of ...
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44 views

Why pgr_dijkstra() only finds the routes that are pretty straight?

I am trying to use pgRouting in order to find the shortest route between two points. I realized that pgr_dijkstra() function is not able to find the route when the two points are far from each other ...
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Display route and the two markers in Leaflet routing Machine?

How do I make the route and the two markers appear in Leaflet routing Machine? Here is my code: <!doctype html> <html lang="en"> <head> <meta charset="utf-8"> ...
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33 views

Shortest route between large amount of points

I have to check the street lights of various communities. There are approx. 540 lamps to check, I was wondering if QGIS (or any other opensource software like PostGIS or R) can help me finding the ...
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24 views

Fails ST_intersects(geom, select statement) for drive time

I am trying to select houses in a drive time isochrone. I have the code working fine to make the isochrone. I can't place the results in a seperate table I need the isochrone in a where clause Is ...
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17 views

How to integrate NA (network analysis/routing) service in Web AppBuilder

We had a requirement for routing in our application. As the arcgis online routing service is credit based we have published our own network routing service in arcgis server 10.6 using the road layer ...
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30 views

Cannot read property 'decode' of undefined in lrm-google

I am following this doc Lrm-google to use google direction api with leaflet routing machine. I haven't changed much of my code except replacing geocoder: L.Control.Geocoder.nominatim(), with router: L....
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66 views

With leaflet-routing-machine, how to bring a route on top?

On a simple Leaflet map, with leafleat-routing-machine, if two routes pass by the same place, only the top one is visible. I can live with this if I can choose which route is on top, (for example by ...
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65 views

Creating minimum spanning tree using OpenStreetMap and QGIS?

I'm working in QGIS (3.8) and PostGIS (2.5) and I have 2 layers: 1. set of points, 2. set of OSM roads. I would like to generate a subset of the roads network which represents the minimum spanning ...
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34 views

Prevent leaflet from zooming after adding a route

The leaflet routing machine hello world adds a route on the map and automatically zooms to fit the route. var map = L.map('map'); L.tileLayer('http://{s}.tile.osm.org/{z}/{x}/{y}.png', { ...
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75 views

OSM routing database with high quality data? [closed]

Our company is searching for a routing service which provides free OSM database (high quality routing data) and preferably also considers the traffic parameters (traffic flow, day etc. similar to no-...
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38 views

Adding free routing services in ArcGIS Web AppBuilder (developer)?

To add free routing services like openrouteservice or ORSM in WAB(developer) can we use the directions widget or do we have to develop a new widget for it?
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33 views

GRASS GIS: Time series of overland flow from r.sim.water

I am trying to perform an overland flow routing on a large area using r.sim.water in GRASS GIS. I've looked at other answers and made sure to set my computational region to the elevation raster I'm ...
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24 views

Configure mapconfig.xml for null tag_value

I am using osm2pgrouting version 2.3.6. When using osm2pgrouting for .osm file, I created tables ways. However, when I compared it with table planet_osm_line, it lost a lot of line. I determined ...
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18 views

Memory management in offline routing with n waypoints?

I am trying to build an offline routing system with a map database on a portable Android device. Since I am still doing some research, I am stuck on what I think is a fundamental problem. To find the ...
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23 views

Which sensitivity analysis is most suitable on cost factors in route planner? [closed]

I am working on developing a route planner with alternative impedance/cost factor (safety of the route). I am building the application mainly in pgRouting. As a final step I would like to perform ...
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12 views

Determine left/right based on headings of in & out legs

I'm analyzing roads layer to create navigation layer. Each vector Linestring segment has direction of traffic. Turn defined as where 2 directional segments meet. However, I find it challenging to ...
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Determining communities with single point of entry using ArcGIS Network Analyst?

I am attempting to determine the communities in a province that would have a single point of entry that could isolate the community if this road/bridge were closed (due to a weather event, for example)...
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43 views

Count classified attributes using second series of attributes in QGIS

I have: classified GPS-data them according to "Starting city - Destination city". a geodataset for German highways, that contains a "Route-ID" for each section. Now I want to count how many times I ...
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17 views

ODLStudio Matrix Size Problem

The reason I'm asking this question here is that I've seen a thread about ODL already. Let me know if I'm in a wrong place. I'm trying to crosscheck a route plan using ODL Studio, which uses JSpirit ...
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22 views

Finding best route from one point to another in ArcGIS Desktop?

I'm trying to find the best possible route from one point on the map to another. My current map has the road information (in line type) and the two coordinates of the starting position and the ...
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201 views

Routing Engine written in JavaScript

I'm looking for a routing engine written completely in native JavaScript or Nodejs, which is distributed with an open source license So far the solutions I've found are implemented only in Java, C++ ...
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52 views

Lot of roads are missing from pgRouting pgr_drivingDistance result

I started working with pgr_drivingDistance. Lot of edges (marked as yellow) are missing from result. Those seem to be cases, where routing algorithm has approached to same edge from two directions. ...
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Collapse points onto route, get distance of each point from start of route

I have a polyline SHP (with only one feature) that I have converted to a route using arcpy.CreateRoutes_lr(). I have a separate points SHP that is spatially scattered about the line. I want to "...
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31 views

Making lists of nearby points using QGIS?

I am a new user of QGIS. I have uploaded a csv file to my QGIS map with 500 points and I want to make sets of 10 points (or different amount of points) based on distance. I want to gather nearby ...
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21 views

ESRI Unable To Generate Service Area Polygons

Working with 10.6.1 I'm working with a simple point layers and a road network (with topology) trying to create service area polygons leading away from the facility points. The road layers have what I ...
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ArcMap 10.5 Network Analyst Routing Unchecked Start Time

I'm doing a network analysis with ESRI's ArcMap 10.5. As part of this analysis I'm being asked to compare routes at different days and times to determine the impact of traffic congestion on routing. ...
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87 views

Finding Alternative Routes Using OSRM (R)

Using the osmr or stplanr packages I can easily get the fastest route between two points using OSMR e.g. library(osrm) library(stplanr) library(sf) path <- osrmRoute(src = c("Buckingham", 0....
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15 views

Saving impedance attributes from netowrk dataset to feature class in ArcGIS

I've created a network dataset for routing, and computed impedance values for each segment based in different attributes. Is there any way to save the impedance value from the network dataset to the ...
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1answer
140 views

Constructing a graph from a city in Python using Overpass

I'm looking to construct something exactly like this person Building a graph from OSM? That is I need to construct a graph with intersections as nodes and roads as edges for a simulation. Unlike this ...
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1answer
283 views

Get distance for mapbox-gl-directions

Using the following code, how do I get the distance of the route directions? I want to run some math against the length. container: 'map', // container id style: 'mapbox://styles/mapbox/...
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61 views

pgRouting assign source and target value to streets based on available nodes

I am a beginner in pgrouting. I have two tables in my postgres database. A street table, where each segment (see red line) carries an Id (ogc_fid). Additionally I have a nodes table (see brown points ...
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1answer
136 views

Returning route geometry using OpenTripPlanner API

I already managed to return geometries of Isochrones using the API as follows: https://sampleserver.com/otp/routers/myrouterid/isochrone?algorithm=accSampling&mode=WALK&walkSpeed=1.11&...
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221 views

What are some self-hosted alternatives to Graphhopper's Geocoding API? [closed]

I have a self-hosted instance of Graphhopper. However, it doesn't come with autocomplete like the web demo; from doing some searching, it looks like the autocomplete comes from the Geocoding API, ...
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38 views

Finding shortest routes from one point to all others?

I have lat and long information for 234 locations and I have shapefile of the route network. I am trying to obtain shortest path from each location to all other locations. For instance for location ...
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143 views

Plug in / API for getting sea routes with leaflet

I am developing a maritime routing application prototype with Leaflet.js for my company Deep Blue Globe and using the windy interface. The problem is since windy uses Leaflet version 0.7.7 there are ...
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119 views

How do i draw London Bus Routes? [closed]

I want to draw all London bus routes. I have the associated bus stop locations and sequences. Is there a quick way to draw the routes? My end product would be a shapefile or layer file / table with ...
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Network analyst functionality: assigning optimum location for two facilities [closed]

Hoping for some advice on using the network analyst tool to determine the optimal location for two facilities. For context these would be a depot and tip locations servicing a set of households as ...
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1answer
59 views

Processing OS Highways data into a network dataset [closed]

I am looking for advice in how to process highways data into a network dataset in ArcGIS for use in the Network Analyst extension My company has a partners contract so i have access to the data, but ...
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132 views

How to build a route that traverses every edge at least once and begins and ends at the same location?

I have a collection of lines in PostgreSQL w/PostGIS/pgRouting and have built topology. I need to produce a route that starts and ends at the same location, but traverses all of the edges. Can ...
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2answers
146 views

Network/Routing analysis with open source GIS

I am researching for ways to do network analysis or routing optimization with open source GIS. ArcGIS currently has an extension for this called Network Analyst but would like to keep my analysis with ...
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156 views

Leaflet routing machine - get route JSON response

I created a simple page based on Leaflet routing machine tutorial. I would like to process obtained route with my API. How could I to get full JSON response with route?
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1answer
73 views

Using contextual information to plan route?

I downloaded the .osm map data, and I imported it to postgresql using the m2pgrouting. I have a CSV file on violence data, with three attributes, nature of occurrence, latitude and longitude. How do ...
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1answer
44 views

Calculating distance features within a shapefile - ArcGIS

I have a file that has a list of postal codes of customers and the main store they frequently visit (e.g., Customer 1, Customer 2, and Customer 3, visit Circle Centre). In ArcGIS I want to be able to ...
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1answer
24 views

Check is an asset (GPS route) has been on restricted road

If I have GPS route for an asset and want to cross check the position of the asset against (pre-defined) "illegal" routes to have taken (series of GPS decimal), what might be a reasonable approach? My ...
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1answer
80 views

How to add our own routing data from postgresql into osm2po graph

Is there any way to convert data from a PostgreSQL noded table into an osm2po graph? this library is able to read pbf data and generate a graph from osm data but If I want to update roads data it is ...
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41 views

ArcGIS Routing service using two locations?

I was going through the routing example Simple Routing which works on map click event. I am bale to replicate the same but instead of click I want the routing to take place using 2 different x,y. Is ...
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2answers
501 views

Opensource bus route planner

Since I have little coding skills, I'm looking for an open source bus route planner that consumes GTFS data (That I have to create myself), All I could find was OpenRouteService, and although it has ...
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27 views

Blocked roads with pgRouting

What is the best practice to manage temporary blocked roads (works on the road) with pgRouting? Is there a dedicated feature adding exception? If not, i give an heavy weight to the edge?
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1answer
321 views

Display animated GEOJSON path in Leaflet

I want to do something similar to this example : http://jsfiddle.net/3v7hd2vx/36/ But instead of creating a polyline between the two points, I want to display already digitalised routes all stored in ...