OpenStreetMap is a collaborative project to create a free editable map of the world. The data is free, and free of legal and technical restrictions. OpenStreetMap is often shorted to OSM.

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899 views

OpenStreetMap tiles not loaded despite being received

While using OpenLayers to load OpenStreetMap, I observe that part of the map would sometimes be covered with blank pink tiles. I searched and found similar complaints with solutions suggesting the ...
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1answer
546 views

Trip travel matrix on OSM data

Here's my situation: I'm modeling travel logistics I have 1,000 nodes, on my road network I'd like to generate the minimum driving time distance between all these nodes This process will be done 24 ...
4
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1answer
605 views

Does anyone display OpenStreetMap through MapServer, ArcGIS for Server or Geoserver?

I use Windows OS. The data (OpenStreetMap) are stored in a postgres/postgis database. How do I display this data correctly? Update: Now I use: geoserver-2.3.5.exe, ...
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1answer
380 views

How to access the road graph plugin in python?

I am developing a few scripts in Python for QGIS 1.8 to automate some geo-tasks and one of them would be to calculate the shortest distance from a hospital to each building in a town. I would like to ...
4
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1answer
2k views

How to display places names when using Quantum GIS and shapefiles?

I am new to the world of geo systems. What I would like to do is displaying some information on a map for given regions. I downloaded shape files from cloud made web site and load layers using ...
4
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1answer
499 views

How do i get country boundary and names to show up in postgis backed mapnik rendered map?

I followed this to setup postgis server with planet-latest.osm. I used generate_xml.py to generate stylesheets. Using this style sheet with mapnik produces a world map with no country boundaries or ...
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2answers
1k views

Cleaning up OpenStreetMap data, building polygons and trying to improve appearance

I'm currently going through my first project with OpenStreetMap data and I'm struggling to see how certain features can be made to look anywhere near as good as in OpenStreetMap.org. I downloaded a ...
4
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1answer
2k views

Is there a method to create offline geocoder using OSM xml data?

I am trying to develop an offline android map that makes use of OSM map tiles of 15 zoom level, For this purpose i used an open source library : Osmdroid Now, i m looking into the possibility of ...
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1answer
1k views

How to “calculate” distance-to-ground of all 18 OSM zoom levels?

Assuming I'm building a 3D solution with the "world" being mapped to global geo-data supplied by OSM / Cloudmade... think http://www.webglearth.com but with completely different goals and use-cases. ...
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2answers
729 views

Using planet.bz2 with ArcGIS Editor for OSM, sync'ing changes

Overview: We are attempting to clean up and revise the OSM data of our County by comparing it to a more accurate (public domain licensed) street layer within the ArcGIS Editor for OpenStreetMap. ...
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4answers
480 views

Assessing OpenStreetMap coverage for international routing

I posted the following question on the main StackOverflow website, but was informed that I might get a better response here. Hence I'm copying it below. Note however, that I have an active bounty on ...
4
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1answer
157 views

Download only country and city data from OSM

I want to download a list of all countries on this planet from OSM. Also, for selected countries, I would like to have states and cities. How can this easily be achieved? There must be an easier way ...
4
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1answer
128 views

OSM personal points of interest

I use OpenStreetMap along with OSMand on my mobile device. I have personal points of interest on my map that I do not want to upload to the community. Currently I use Favorites in OSMand to save ...
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2answers
555 views

Calculating distance and/or time taken to travel from population centre to nearest hospital in QGIS

I'm trying to find out how long it would take to travel by car from each of the Lower Layer Super Output Areas (LSOA) in Norfolk, England to the nearest Hospital (or just what the distance is and I ...
4
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1answer
991 views

How to get bounding box from coordinates (latitude, longitude), zoom level and size (screen)?

Is possible to get bounding box from coordinates (latitude, longitude), zoom level and size (screen)? I found only calculating bounding box from tile. I need it, because OpenStreetMap accept only bbox ...
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1answer
91 views

Why are selected features not highlighted in OSM layers?

I am experienced with GIS, but new to QGIS and Opensource data. I recently opened an Open Street Map (osm) file in QGIS 1.8 (on Kubuntu 12.04). I found that when I selected a feature, there was no ...
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2answers
711 views

Differences between OSM data and MapQuest OSM data?

I currently have an OSM "stack" server (Postgres/PostGIS, Mapnik, OpensLayers) working in a development environment, with almost all the South America countries loaded on the database. Since the ...
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1answer
533 views

Is there an open source tool for both road network analysis and geocoding?

Is there any one open source software package that can perform both road network analysis and geocoding?
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2answers
347 views

Why is osm2pgrouting not importing?

I installed pgrouting successfully and did a little import with a 20Mb file. Works good! Now I'm trying to import a file with the size of a country and it doesn't even start to import. The last 2 ...
4
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1answer
112 views

Using openstreetmap data in ArcMap

I posted this on the OSM help page but it was suggested I try here instead: I'm new to OSM data and I'm using the ArcGIS editor for OpenStreetMap within ArcMap. The data downloads correctly but the ...
4
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1answer
602 views

How do I add Garmin .img files to QGIS?

I downloaded 10 .img files from garmin.openstreetmap.nl which are supposed to contain the topo tiles for the area I would like to add in qgis. I've been unable to find any instructions on how to use ...
4
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1answer
266 views

GPS tracking and Web mapping?

We are developing a tracking software and we are the stage where we test the reliability of our location stigma on the following web-maps Google Map Nokia HERE Open Street Map (OSM) We observe ...
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2answers
517 views

Vector Mapping for iOS?

Are there any vector map data providers with API's, that i can use to build my app on iOS natively (not on a webview). Specifically im looking for: For a library/framework that uses existing map ...
4
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1answer
3k views

Openlayers display a markers popup using a button out of the map

I have the following code which addes 3 markers to the map along with there popup boxes what I want to do is have a list of location at bottom of page and using the id of the marker when click a place ...
4
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1answer
565 views

USGS Topographic Map Online API

I am creating a website for a non-profit organization and would like to plot points on a map similar to this: http://www.arcgis.com/home/item.html?id=931d892ac7a843d7ba29d085e0433465 I am currently ...
4
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1answer
427 views

Problem processing OSM file with osm2pgsql

I have an OSM file and when I want to import it in my PostGIS base using osm2pgsql, I get the following error: Processing: Node(130k 8.7k/s) Way(0k 0.00k/s) Relation(0 0.00/s)Assertion failed: ...
4
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1answer
334 views

estimate travelling time for the route using pgRouting and OSM data

Could someone share with me some ideas or your experience how to estimate travelling time based on the provided route within pgRouting? The problem is that roads inside and outside cities have the ...
4
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1answer
82 views

Different ways to publish media-enhanced route/trail information to mobile users

I'm looking for some different approaches that a non-profit I'm helping could use to publish information about some tourism routes. Each route is 1-2 tracks, with some historical background ...
4
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2answers
3k views

How can I extract data from OSM which includes the street names?

I am exporting OSM data (in .osm) files to use in qGIS. I am interested in having the street names displayed. I know they are in the OSM data set because they are displayed when I browse the data ...
4
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1answer
1k views

Help importing osm data into spatialite

I am trying to import OSM data into Spatialite. The data is a query from overpass called features.osm I'm using spatialite 3.0, and following examples, I have created a new database with: $ ...
4
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2answers
649 views

How to display OSM relations in Openlayers with tags as legend?

I would like to show this type of relations in a simple map with Openlayers. http://www.openstreetmap.org/api/0.6/relation/1637735/full I'm specially interested in being able to show tags as legend. ...
4
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1answer
289 views

generate 1-18 simple worldmap with mapnik

I have postgresql with postgis and mapnik, I need to generate a tiled world map with only country contours and country name that are displayed at all zoom levels, no extra info. How can I do it ...
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0answers
110 views

Find and destroy duplicate OSM multipolygon/polygons in TileMill/PostGIS

In OpenStreetMap there are sometimes multipolygons where attributes are present on both the polygon and the multipolygon relation, such as the Grampians National Park: ...
3
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2answers
64 views

Are OSM ids unique over all Object types?

Are OSM ids unique over all Object types? Means can a way-id occur as an relation-id or an node-id as way-id?
3
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3answers
301 views

Why is sum of st_length() of segments 20% too big?

I'm running a query to return the total length of some bike paths, from OpenStreetMap. Compared to the known actual length of these paths, they're all a bit too big - something like 10-30%. I know it ...
3
votes
3answers
1k views

How do I apply Dijkstra's algorithm in Python with PostGIS data?

I have currently parsed OSM data, from a PBF file, into a pgRouting database with the use of osm2po, an excellent parsing tool. I don't however want to use the algorithms provided by pgRouting and ...
3
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4answers
5k views

How to serve OSM Tiles on Windows?

Was hoping I could just extract tiles into a local file system, point IIS at it and be done but I guess that is not the reality of Open Street Map. I'm getting buried in all the possible ways of ...
3
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2answers
736 views

What is the highest possible value of OSM_ID?

What is currently the highest value of OSM_ID in openstreetmapping? What is the highest possible value of OSM_ID? 2^31 (2.147.483.648)? And here I add some more text or my question is rejected ...
3
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2answers
203 views

Error while using osmosis

I was trying to filter openstreet map data using osmosis. I used the following osmosis --read-xml city.osm --tf accept-ways highway=* --used-node --write-xml highways.osm But while i run this ...
3
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2answers
684 views

OSM - Extract Streets from OSM Data (With/Without Python)

I'm currently in the works of creating a pythonic way of extracting street names from an OSM dump for the Province of Quebec. Originally, I wanted to do this in Python to make it easier to integrate ...
3
votes
2answers
4k views

How to add a google/OSM/bing etc style map layer to Quantum GIS

I am just getting started using QGIS. I am aiming to create a heat map of Census tracts in Georgia based on population. I have all of the data - the population for each census tract in Georgia. I've ...
3
votes
2answers
1k views

Generating very simple slippy map tiles

I have an app that uses slippy maps. The tiles I'm currently using contain a lot of information that is superfluous to my users. I've been investigating generating replacement map tiles that contain ...
3
votes
3answers
119 views

Offline Map Service with Mapnik and Leaflet

I'm relatively new to GIS, so I hope my asking doesn't appear to be ignorant in any way. I currently work on an offline map service solution for usage in areas without internet connection. For that ...
3
votes
2answers
135 views

Where can I get public transportation route information for USA?

I'm trying to find a list of public transit route information, mainly location of bus and train stops for the US. I've looked around at some of the Google products and openstreetmap but can't find ...
3
votes
1answer
293 views

How to draw line by scratching on map using OpenLayers?

Is it possible to draw line by scratching on the map using OpenLayers? I tried some examples, all the examples are drawing by clicking. I want to draw by scratching, just like drawing in normal life ...
3
votes
1answer
413 views

Use QGIS to visualize OpenStreetMap data

I have a osm map for a certain region. Also using osm2po I extracted the graph which includes edges and nodes into the database. Now I want to visualize the map and then visualize the shortest path. ...
3
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4answers
121 views

How to select features in OpenStreetMap

I'm using OSM (online) with OpenLayers to show my map (I don't have a mapserver) but when I do this: map = new OpenLayers.Map( 'map', {numZoomLevels: 7, units:"km", minZoomLevel: "10" } ); ...
3
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2answers
237 views

Displaying OSM file with markers

I'm trying to show OSM file which I exported from openstreetmap api. However, layer I add with OSM file is displaying like just polygons, I cannot show markers (street names, names of buildings etc.) ...
3
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2answers
383 views

Slippy map format

When do you decide which to use? I've started using Geoserver and it seems like map files are downloaded to the browser (using Leaflet) in the WFS format. When I look at OSM, Mapbox etc, they use ...
3
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2answers
483 views

Unencoding JSON output from OSRM

I set up Open Source Routing Machine (OSRM). The documentation does a pretty good job of laying everything out and I was able to get a server set up and running on my machine. My question is about ...