"Convert" usually tags questions where a change of physical file format or of coordinate representation is needed.

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Convert Surface to MultiSurface in SQL Server

I need to create view where geometry column is MultiSurface datatype. But, column in my table is Surface datatype. Is there any chance how to convert single Surface column to MultiSurface column ...
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2answers
84 views

How to convert data from a .gdb into a shapefile without ArcMap?

I have a .gdb folder with LOCK Files, FREELIST Files, ATX Files, GDBINDEXES Files, GDBTABLE Files, GDBTABLEX Files and, SPX Files. I want to convert the parcel data within this folder into a ...
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1answer
43 views

How to convert xml into readable gis format

I have data in xml format which contains a child element "GEOM" which has coordinates in the following format POINT (9.9632253030540205 52.9569277022282421) POLYGON ((9.7423702151211078 ...
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77 views

Can OGR handle Esri's Geodatabase extensible markup language (XML) files?

The USDA Forest Service distributes GIS data as Esri Geodatabase extensible markup language (XML) files. I downloaded one in the hopes that I would be able to convert it to something less esoteric ...
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28 views

Reading Points as PolyLines

I'm currently developing an Android app where I need to show some information on a map, which is stored as Shapefiles (.shp + .shx + .dbf). I noticed that when the shapefile is opened in QGis, a nice ...
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27 views

How do I convert Lon and Lat to pixels in map using world file?

I have a tiff map file, with a tfw world file that has these parameters (lon/lat in radians): 0.00000107180145766 \\ A 0.0000000000 \\ D -0.0000000000 \\ B -0.0000009331315579 \\ E ...
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2answers
53 views

Convert census data to points

I have data from the Census Bureau's LEHD files that record number of jobs within blocks using the digit 1 to denote one job. I want to convert the number of 1's in the column into a feature that I ...
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39 views

Switching from ArcDesktop to ArcGIS Online

I have many GIS files that I was using to create some maps for my work. Our desktop version of ArcGIS expired and we decided to move to the basic online version. I am unable to upload any of my ...
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1answer
44 views

How to join two tables and convert joined table to a vector layer containing points in QGIS? [duplicate]

I have one table that contains 450 locations and a table that has 10'000 rows containing data and no spatial information. I have a column that allows me to join them. The issue is that I want to have ...
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27 views

CAD to Geodatabase vs Feature Class to Feature Class

I'm trying to convert multiple CAD files, I have suceeded with some (using Feature class to Feature class), however they are not projecting properly, e.g when I set the projection to British National ...
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1answer
40 views

How do I overcome this problem of converting a raster layer to polygon form?

I am trying to convert a raster layer of U.S. climatic regions into polygon format using ArcMap 9.3 under Windows XP. The original data are to be found at the following address: Koppen Climate ...
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1answer
35 views

Appropriate pixel size when converting vector to raster

I am converting vector polygons into raster datasets. Is there a standard calculation for converting the scale of the vector into an appropriate pixel size (e.g. 25 metres)? My vector has been ...
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1answer
53 views

Converting file geodatabase with coded domains to PostgreSQL / PostGIS?

We have several file gdb's and would like to convert these to Postgres / PostGIS. We've used ogr2ogr to transfer these files; however, some of the fields are stored as coded domains and the fields are ...
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1answer
13 views

GML TimePeriod mapping in MapForce

I made SQLServer database structure based on xsd schema I got. In that schema two fields have gml:TimePeriodType. In database I put two columns for each field of this type (begin and end) and the ...
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7 views

ssf to .shp conversion, field name changing from Pahtfinder data dictionary [duplicate]

When I convert the data with Pathfinder Office to shapefile. After opening the data in Arcmap, I can see that the field names changes. ArcMap is only keeping first 10 letters of the the field column ...
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1answer
21 views

Converting .fdshape to .shp or other QGIS readable format

I have been searching for a solution to being able to read .fdshape extension files in QGIS with no luck. It seems that the data had to be converted from .shp to .fdshape in the first place so I was ...
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2answers
41 views

Convert from WGS84 to GDA94/MGA94 on iOS

I have a mobile app (iPhone/iPad) for recording data and taking notes, including photographs, and a government client needs GPS coordinates attached to each photo. They require coordinates in the ...
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1answer
41 views

Is there a way to render/show ACAD drawing in ArcMap correctly?

I would like to extract only certain lines from an ACAD drawing but it seems that a lot of lines are being dropped when the dwg drawng is viewed and rendered in ArcMap. (see below) Is it possible to ...
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1answer
19 views

How to export qgis as a kml file?

I have a .qgis contour plot. I would like to convert this to a .kml file. How specifically would I go about doing this?
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1answer
32 views

Convert from img to geotiff

Using gdal translate, would it be possible to convert from IMG to GeoTIFF? We have very little experience with gdal and would really be grateful for some insight.
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1answer
35 views

AutoCAD to OSM, lossless

I'm trying to convert AutoCAD 3D data to OSM lossless, or close to lossless. So far, the only way I can see it's possible is to convert from AutoCAD to SVG to OSM, according to OSM's WiKi. Do ...
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1answer
27 views

Position from LLA to NED and vice-versa

I have two points, origin and point, defined in Latitude (geodetic), longitude and altitude. Now I want to convert point position in NED coordinates, using origin as center of the NED coordinate ...
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37 views

How to create .dem file in QGIS?

I have an elevation data in .asc file, but need to convert it to .dem file to later use in COMSOL. However, in Raster--> Analyzes-->DEM I got just error message: ERROR 1: DEM Default Setup: Importing ...
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1answer
52 views

Dem file in .adf format, while .tiff is needed

I would like to use this standalone tool to get different kind of Dem visualizations (http://iaps.zrc-sazu.si/en/svf#v). I see that the program accept only .tiff DEM. Now, the DEMs I got are not in ...
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1answer
53 views

ArcGIS Conversion Error While Converting ED50 Datum to WGS84 Datum

With ArcGIS for Desktop, I tried a datum conversion of Transverse Mercator ED50 Datum to Transverse Mercator WGS84 Datum. Normally, the difference between two projections is approximately 180 meters ...
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1answer
33 views

ArcGIS automatically convert string variables to numeric? [duplicate]

If arcgis is automatically coverting string values to numeric variables in a text document generated by stata, how do you change those variables back into string? I tried opening up the fields under ...
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31 views

Multiline String to Linestring conversion

I have road network table which is multilinestring.I was trying to convert this file to Linestring using the following query ALTER TABLE multiline ALTER COLUMN the_geom TYPE geometry(linestring,4030) ...
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7 views

Converting SBET (Smoothed best trajectory) files to an ASCII format [duplicate]

I have LiDAR trajectory data in an SBET (Smoothed best trajectory) format, but to the analysis I wish to carry out I need it in an ASCII format. Does anyone know if there's a way to convert it? Thanks ...
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2answers
57 views

Convert shapefiles from WGS84 to Miller Projection

I have some shapefiles of the world from Natural Earth at WGS84. I would like to convert them to the Miller Projection. I have ogr2ogr, but I'm not sure what the parameters for this conversion ...
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1answer
41 views

Are there another way/tool as GDAL/ERDAS-API to convert a raster to ECW?

I am looking for a tool to convert raster (TIF, JPG) to ECW. I found this two year old question/answer How to convert orthophotomap to .ecw file? The answer is to use GDAL with an ERDAS SDK. I checked ...
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22 views

How do I convert a VMAP to a shapefile using GDAL?

This is my first time trying to convert a VMAP to a shapefile and the examples online aren't as straightforward to me. Any guidance is appreciated.
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35 views

50m x 50m grid around the world

I'd like to subdivide the earth into a grid of approx. 50 x 50 m cells (big database, I know). To make it more complicated (and fun), I also need to be able to determine to which cell a given set of ...
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2answers
36 views

Exporting to 2D (Arcview 3.0 compatible) shapefile in QGIS?

I need to run my shapefiles through a web mapping application which is incompatible with 3D shapefiles. At present I run them through the FME Universal Translator in Mapinfo, which enables you to ...
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2answers
43 views

QGIS 2.2.0 Creating all extension of MapInfo from a ArcMap ShapeFile

I have a road centerline shapefile that I would like to create all files associated with a MapInfo file (.tab, .id, .map, .dat). I've looked through the plugins and don't see a tool that helps with ...
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1answer
27 views

Is it possible to create shapefiles in ArcGIS and convert into SpatialNET?

I'm looking at the prospect of working for a client who has implemented a SpatialNET solution. I have never used SpatialNET and primarily have experience with ESRI and Autodesk products. The client ...
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1answer
67 views

Exporting well data from IHS Kingdom in a format that plays nice with ArcGIS

A coworker of mine has a bunch of well data (including georeferencing and attribute tables) in IHS Kingdom. We need to convert this data into a format that works with ArcGIS (e.g. .shp files). ...
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1answer
16 views

downloading data from UNdata onto ArcGIS 10.1

http://data.un.org/Search.aspx?q=population I am trying to download data from UNdata and successfully opened one link of raster data, however the data that I really desire won't open on Arc. I hit ...
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1answer
74 views

How to convert gps receiver native format to google lat long or XY format

I have received some GPS co-ordinates in the following format like - "17267690N 078279340E".. How to convert the co-ordinates to show it on Google map.
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1answer
63 views

Help with “projected XY to screen xy” conversion algorithm?

I'm trying to convert coordinates from any given coordinate system (be they the coordinates of a graph figure or a map, meaning they can span across both negative and positive values across any of the ...
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1answer
87 views

Where can I find a good Mbtiles to png tiles converter?

I'm trying to create a slippy map and I need to obtain png tiles. I have exported a .mbtiles file from TileMill and I tried several python scripts to convert this file into png tiles but I always end ...
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1answer
57 views

How to convert geospatial data with a custom SRS into ESRI Shapefiles?

I want to convert geospatial data stored in a .csv file into GeoJSON or ESRI Shapefiles. The problem is that the coordinate reference system is not in the database of EPSG codes. The originator ...
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2answers
165 views

Is it a bad idea to convert a File Geodatabase table to a dictionary?

First, what am I trying to do? I am building a Python script that should be called from an ArcMap 10.0 toolbox. This scripts uses (among other inputs) data contained in huge gdb tables. It processes ...
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1answer
34 views

How do I convert coordinates to raster (bsq, bil) lookup?

I have a .bil file, which has interleave = bsq in the hdr file. I'm having trouble finding any insight into how I would essentially do a lookup on the file. I have no problem reading a specific ...
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30 views

How to visualize the Xdata attribute in AutoCAD?

I have converted my GIS data to CAD using data interoperability. The tags (attruibutes)would appear as Xdata in AutoCAD. How can I Show These attributes there? your assitance is appreciated in ...
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1answer
62 views

autocad-map of real estates with own coordinate system and information to be converted to use it in QGIS

I have a question regarding CAD and QGIS, but unfortunately I don't have a clue of CAD. Here it goes: Real estates data has been mapped. There are several reference points surrounding the area. So ...
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1answer
71 views

Is there a way to convert GeoTIFF to DEM?

Simple enough question. The NASA Aster data comes in GeoTIFF format, but the tool I'm using (Sketchup) only accepts DEM. Is there a way to convert? I did a lot of searching, and only found the ...
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153 views

Bringing GIS data into Minecraft

A little off the beaten path...: Denmark has built a 1m:1block Minecraft World using real GIS data. Here's the home page, in Danish: http://gst.dk/emner/frie-data/minecraft/, and an ArsTechnica ...
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2answers
112 views

Export to CAD - preparing the DWG seed file

I'm preparing a seed file in order to export to CAD and maintain all the attributes at all fileds. after creating the block definition I've export to CAD (Right click) using the seed file I made ...
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89 views

How do I convert a CSV of latitude/longitude coordinates with timestamps to a GPX tracklog?

Converting from a GPX track to CSV is easy, but I'm looking to go the other way. I have a table of point locations logged with a handheld GPS, with timestamps. I need to convert them to a GPX file ...
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1answer
43 views

Filter geojson or shapefiles

I'm trying to create a geojson file with a few shapes of roads from OSM. Now, I've been able to get shapefiles of the greater region (province) these roads are in from http://download.geofabrik.de/ . ...