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

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Get current route segment from Route type using ArcGIS Runtime LocationListener?

I am trying to get the route segment on which I am currently navigating. i.e. I want to get the current route segment when onLocationChanged method of my LocationListener is called. A route is ...
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225 views

Where can I get free nautical route planner Data?

Please read - and understand - before closing; I do not yet have an answer. Thanks. I made a mistake. I phrased my original question so that it could be answered by recommending an application. It ...
3
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1answer
253 views

Get Multiple Shortest Path using PgRouting in One Query

I am trying to get multiple shortest path using A* Algorithm available in PgRouting. I referred Solution given by UnderDark ( Link of the Stakoverflow Post ) . But it is not giving me proper Output. ...
3
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1answer
266 views

Using landmarks in routing directions for ArcGIS Network Analyst?

I was wondering if there is a way to use a set of landmarks (in a point class or something) that will be included in the directions output for a Network Analyst route. So if there is a point (or ...
3
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135 views

Choosing a GIS which imports a list of stage addresses, calculates the route, allows to modify and export it

I'm new to GISs. I'm searching for a GIS to meet following requirements. I have a list of street addresses [A,B,C,D,E,...], with additional information associated (basically which orders to deliver ...
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163 views

Three Dimensional Routing Input Location Errors and Questions, ArcGIS10

I am having a bit of a problem with my three dimensional route solving. I am creating an interior building network, and ideally would be routing from room to room. I created a line feature class, with ...
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3answers
398 views

Is it possible to make a routable graph from Polygons?

I would like to know if it is possible to make a graph with pgrouting 1.05 on polygons. What I mean is that I have to make a graph on a database without roads but with polygon geometry. I would like ...
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2answers
173 views

Solve for alternate routes without barriers or additional stops in ArcGIS Network Analyst?

I created a network dataset using ArcGIS Network Analyst. I have one start and one destination point. I want to find the three shortest paths from start to my destination (find three shortest paths ...
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3answers
410 views

How can I get a road network to run a simulation on?

I'm new to GIS and I'm asking this a bit out of desperation, but I'm trying my best not to get overwhelmed. :) I want to download a file that contains data of a road network (of what road network is ...
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3answers
289 views

I have n points, how do I find the closest one from a point p by road?

I'm currently working on a map with stores and clients. I want to find the closest store by road from a given client, with the aim of simulating the creation of a new store. Requirements: ...
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2answers
1k views

How to get a feature that lies closest to a point in openlayers?

Im trying to perform routing with openlayers, geoserver and mysql. In order to get the start and end points, I need to be able to get a feature of the node layer (which has point features) that lies ...
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248 views

Looking for TSP with Target different from Source

I know the TSP (traveling sales person) in osm2po is beta but it works quite well. Is there a way to designate a final target location that is different from the initial source location. In other ...
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2answers
2k views

Online Routing Service (non-Google)

im currently blueprinting something i wanna develop. Thinking about the stuff that would be needed, i figured out that i would need to have a pgRouting/postGis Database somewhere. The program i wanna ...
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2answers
2k views

Do you know a service route calculation to get a route between several points?

I need a routing service with an API callable from a web or desktop application. I have several points: a start, an end, and intermediate points in the disorder. I expect the routing service to send ...
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2answers
563 views

how feasible is building my own map server? providing GeoCoding, Directions and Navigation

My need is a heavy use of routing. same as Google's Directions API. I'm looking for a viable alternative to abusing google and paying them too much. how difficult is it to have my own server for that ...
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1answer
1k views

Queries on virtual network in Spatialite only make errors

I've installed Spatialite 2.4 in Ubuntu. I try to convert an osm file into a roads network using this tutorial and make searches on it, but the queries only produce "no column" errors. $ ...
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1answer
360 views

Can I get time & distance from OSM2PO without loading data into PostgreSQL?

Can I get time and distance from OSM2PO routing without loading the data into PostgreSQL? I've seen the answer regarding matching IDs with the DB, but I need to do this using only the OSM2PO service.
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4answers
884 views

ArcGIS Mobile 10 Routing Solution

Does anyone know of an example of routing within ArcGIS Mobile 10 that uses GPS location to route to a destination? Thanks, Seth
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220 views

How to import OpenStreetMap data into GraphX?

How to import OpenStreetMap data into a Spark GraphX RDD? Would like to see feasibility of doing drive-time analysis in our own Spark cluster. Thought to use osm2pgsql or a similar project, but not ...
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2answers
99 views

Deleting unconnected lines with QGIS

I am using a road map in shapefile format in order to calculate a route between two points. The map is downloaded from OpenStreetMap and it has small unconnected lines that are messing up my routing. ...
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2answers
323 views

How do I find OSM way-id from latitude/longitude?

How do I find the way-id (in an OpenStreetMap), from the latitude-longitude combination? To give some context: I have loads of sensors that report pollution data (roughly) in the form: lat, long, ...
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1answer
292 views

Routing with osm2po - starting from middle of the street

I'm currently looking at using osm2po's java library to build a simple application that builds a shortest path between my favorite bars :) However, I'd like to start at any location, not at an ...
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2answers
163 views

Finding a route with desired cost not minimum cost

The goal of routing is usually finding the route with minimum cost. That cost can be distance, time, calories or some other value but still our desire is to find the route that costs least. But what ...
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1answer
135 views

How to aggregate values multiple from multiple points along a route as an attribute of it?

I have a route network with a "Name" field that identify every route. On the other hand I have a shape file of points. Each point corresponds to the number of people using a route at a time t. I would ...
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1answer
291 views

How to clip roads to exclude those within a flood zone?

I have OSM road network data in QGIS along with a shapefile showing the possible extent of a flood. My question is: is it possible to exclude all of the roads that are in the flood zone (so as to ...
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1answer
207 views

3D Barriers, ArcGIS Network Analyst

I am trying to implement 3D barriers from a feature class into a network using a model, but I can't seem to get the resulting barrier to appear on the proper three dimensional plane. The feature class ...
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2answers
140 views

Are there open standards for storing multi-modal routing graphs?

I'm looking for any open standards (or maybe best practices) for storing multi-modal routing graphs, eg. info for pedestrian, bike, public transport and car routing, etc. Every data provider seems to ...
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1answer
1k views

Is it possible to integrate a route planner into QGIS?

I am looking for an open source GIS and now asking myself if it is possible to integrate a route planner into QGIS. The route planner should be able to calculate the distance from one position in the ...
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1answer
141 views

Finding intermediate points and speed over a segment

I have a dataset which is in the form of ( Time , Car ID, Speed at that moment, Lat,Long) and I need to do some machine learning on the data to answer the following questions : Best route from ...
2
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2answers
291 views

Ordnance Survey No Turn

I have a project that involves porting a lot of information from ordnance survey to a spatial database. From that database I'm going to extract the information I need for a routing application. ...
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2answers
52 views

Routing algorithm for geographical data

I have a graph extracted from an American city: vertices represent road intersections, edges/arcs represent road segments connecting the intersections. For each road segment, I have the length and ...
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1answer
55 views

how to find optimum number of college bus routes for connecting 120 bus stops, distributed over large road network

I have 120 bus stop locations with road network and number of students. I prepared the network dataset, but i don't know what to do next to find out optimum number bus routes which required to ...
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1answer
201 views

How to create a Processing script using the shortest path algorithm?

I'm currently using the Road Graph plugin to find the shortest path in a road network - however, I'd like to put this to a processing script (to be used in a model later) and the Road Graph Plugin has ...
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1answer
134 views

If do not want to use pgRouting then what?

Good evening fellow GISers, I am interested in creating an online routing application. So supposing I have all the data I want into a postGIS database and loaded onto GeoServer and I am willing to ...
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1answer
30 views

Grass, Route Finding with Elevation Limits

I've got GRASS (7.0) installed and I "play" with it on ocassion since I am far from a GIS pro. What I want to do is to find all road routes from a certain point limited by distance (path length, not ...
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1answer
114 views

Calculating the fastest routes and some points on the same time

I have two drivers and each driver has a set of about 15 locations where they need to drive to on a single day. Calculating the shortest route for both drivers is not the problem (using a matrix ...
2
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1answer
141 views

How to generate routes that follow underlying road network?

I have a set of points (~2300 bus stops) and I have a network of roads that these bus stops lie on. When I have a bus route that goes from A to B, how do I generate the route such that it follows the ...
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1answer
60 views

Conceptually, what's the ideal way to develop detour maps for a large number of nodes

I have a road layer of roughly 30,000 links. On these links, I have a total of 15,000 nodes that are sorted in a point layer. I'm trying to build a detour distance and routing around each asset in ...
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1answer
102 views

Network Analyst: Grouping Points by Location

What I am trying to achieve is pictured below, but programmatically. I have a table of 400 locations from which I eyed out an equal amount of points and divided them into 3 routes with Zip Code ...
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1answer
367 views

How to solve routes to offset points in Network Analyst?

The scenario is that there are points on a grid with intervals of 1000m covering an area of hundreds of square kilometres. I want to find routes on a road network to any one of these points. A road ...
2
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1answer
1k views

Batch Mode Routing for Fastest Route Distance

I would like to run a batch process to derive the total driving distance between points, for a largish set of point-pairs. e.g. I would have data something like: Start_ID Start_Lat Start_Long ...
2
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1answer
68 views

Displaying Highrise Delivery Routes

I have a geocoded address table for High Rise buildings in New York. If i'm trying to map delivery routes to a number of these locations, what would be the best and most clear way to display the ...
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3answers
395 views

How to route railcars along railroads?

I'm very new to the world of GIS, but I'm learning a great deal from this site, as well as others. I fell like this should be 'easy' but I need to be pointed in the right direction. I'm trying to ...
2
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1answer
460 views

QGIS Routing between two Points without Roads

I'm using QGIS 1.8 and i need to analyze possible routes for roman roads. Is there a Possibility to show routes which comply special criteria, e.g. straightest way between two points, or path which is ...
2
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1answer
539 views

Creating routable network table in PostGIS

I am trying to create the routable network table, as per http://underdark.wordpress.com/2011/02/07/a-beginners-guide-to-pgrouting/. Everytime I do it in PostGIS extension, QGIS crashes. The area is no ...
2
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2answers
392 views

Is it possible to get the points used for the convex hull in osm2po?

I have a non-convex hull algorithm that I want to use for an app. With OSM2PO, it's possible to get a convexHull, but is there a way to get the points before the hull is constructed? More, it would ...
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178 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. ...
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1answer
471 views

Multimodal route analysis not yielding correct results

I asked this question a while ago about a route in a multimodal network dataset not using all forms of transport available. While the answer worked at the time, I am now in a similar situation again. ...
2
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1answer
151 views

Can I Start and End an OSM2PO route in the middle of a road segment?

I need to be able to start and end a route in the middle of a road segment as opposed to a vertex/intersection. I know that you can disable snapping when stating your start/end but the route still ...
2
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1answer
176 views

How do you ignore one-ways osm2po?

I've been using OSM2PO and it's a great system so far. However, in version 4.5.2, I can't seem to ignore the one-way restrictions for calculating walk distances. In the browser version, I check on ...