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

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0
votes
2answers
60 views

How to join CSV data to SHP without ArcGIS?

I'd like to create a chloropleth map displaying quantitative data for an upcoming event. Using TileMill, MapBox. I am having trouble joining my data to a .shp because the #'s correspond to COUNTY ...
2
votes
1answer
56 views

Why is my longitude conversion from NY State Plane Coordinate System to WGS84 consistently off by 3.665 degrees?

I'm trying to convert coordinates from the NY State Plane Coordinate System for Long Island (zone #3104) to WGS84 using the GeoTools Java API. The latitude value is correct, but the longitude is ...
3
votes
1answer
129 views

How to create Extended Data for KML exported from shapefile by ArcGIS for Desktop?

I have a GIS shapefile of 300+ points that I am converting to KML using ArcGIS for Desktop. Once in KML I want to create custom balloons by editing the KML file. However, the HTML feature in ArcGIS ...
0
votes
1answer
48 views

Why are some OSM GPX line string endpoints connected?

I am working with GPX files from OpenStreetMap to render the public transportation lines of Berlin. I converted them to GeoJSON using the togeojson script. For some reason some of the lines are ...
0
votes
1answer
51 views

Vector to Collada

I am curious if there is a way to export from a vector format (ie: shapefile for PostGIS table) to Collada (.dae). ogr2ogr will do to GML and KML, but not Collada. My preference is to use open ...
1
vote
1answer
57 views

OS Boundary Line shp export CSV with description and lat/lng

I have found several post saying it is possible in QGIS to export OS Boundary Line shp files to csv's containing the boundary line in lat/lng (for use on Google map) along with the name of the area, ...
3
votes
2answers
279 views

Why do I lose data after converting from .xlsx to .shp?

I have a fairly large excel file that I need to convert to a shapefile, but everytime I export the data, I lose a bunch of it. The excel file has about 277,000 records, but the shapefile will only ...
1
vote
1answer
50 views

Which software converts TIFF to TJP (Tiled Jpeg)?

I have Tiff images and I need to export it to Tiled Jpeg. I don't know which software converts TIFF to TJP. Can anyone kindly tell me the name of the software which converts? Thanks
1
vote
2answers
53 views

Which format to choose to convert to ShapeFiles?

Given the following format options: all.json, all.xml, all.xls, all.csv, all.kml, all.gjson Which one is the best/easiest to convert the data into standard ERSI Shapefiles which contains the ...
0
votes
1answer
22 views

QGIS map file to be viewed on both mac and pc platforms

Im teaching a class where some students have QGIS installed on their macs and I'm using a pc. Although the file structure is the same mac reference files differently than the pc and I get data link ...
1
vote
0answers
68 views

MXD2QGS fails with 'ascii' codec can't encode character

I've tried to convert some mxd files to qgs but, I already have the same error: ": 'ascii' codec can't encode character u'\xe8' in position 57: ordinal not in range(128) Échec de l’exécution de ...
2
votes
5answers
6k views

How to convert a double field to a string?

I would like to convert a column in a spreadsheet from a double to a string so I can join the data with a shp file. What is the easiest way to do it?
0
votes
1answer
53 views

Extract longitude and latitude from shapefile

I want to create a media wiki page with map option where polygon required the following format. What is name of this format and how can it possible to extract this format from shapefile? ...
3
votes
1answer
126 views

How to convert a CSV from DMS to WGS84 in QGIS?

I would like to automatically convert from a Degree - minute - second system to WGS84 EPSG:32632. I have a CSV with these kind of values: LATITUDINE LONGITUDINE 46°01’24,7” 11°13’47,5” 45°42’07,5” ...
0
votes
1answer
135 views

Convert / interpolate delimited text csv points grid to surface

I've got 12 delimited text csv files with regular pseudo-gridded points for temperature and salinity which look like this when zoomed in (inc distances) and this when zoomed out. I'm trying to convert ...
1
vote
3answers
72 views

Converting files for use in fragstats

To use my data in fragstats i need to convert it into a signed integer grid. I have the data in a raster format and have tried 'right click>data>export data> and setting the format to 'Grid' and it ...
15
votes
9answers
6k views

How can I convert an excel file with x, y columns to a shapefile?

How can I convert an excel file with x, y columns to a point shapefile? There are some somewhat optional requirements in addition to the correct creation of a shapefile: Column types (as per ...
5
votes
1answer
903 views

Is it possible to convert ArcGIS .mxd to QGIS .qgs without having ArcGIS installed? [duplicate]

I was reading How to convert an .mxd file to a .qgs file?. It looks as though this only works with ArcGIS 10. I would like to do this, but am unable to install things on the computer that has ...
4
votes
1answer
1k views

How to Convert labels to DWG Cad file?

I have a new task where the client is asking for a .dwg file of layer labels. My first thought would be to create an annotation of the labels and then try and use the Export to CAD tool in ArcMap. ...
2
votes
1answer
59 views

How can I convert a csv file of WKT data to a shape file using QGIS 2.01

Is it possible to create a Shapefile directly from a csv WKT file in QGIS 2.01? WKT POLYGON(...) POLYGON(...) Save as shapefile doesn't seem to work. Thanks!
20
votes
4answers
3k views

Bulk load multiple shapefiles into PostGIS

I've got over a hundred data layers in shapefile format that I want to upload into a PostGIS database. They are all in the same projection, but represent different data layers so they do not have the ...
0
votes
1answer
57 views

Convert an area to meters² in PostGIS

I have this query : SELECT ST_AREA(geom::geography) FROM region The (geom) contains polygons from a shapefile imported into PostGIS with shp2pgsql. I've appended ::geography, else the result of ...
2
votes
2answers
79 views

Convert shapefiles in nested folder to geodatabase

I currently have approximately six hundred old .mxds, and all the data source links are broken due to an upgrade in the GIS computer. In the past, all the spatial data was stored as shapefiles in ...
0
votes
0answers
33 views

How to add and join Geodatabase Table to Feature Class in QGIS?

After finally figuring out how to open .gdb files from Arc 10 in QGIS, I need to join some tables to the spatial gdb coverages I've opened in QGIS. According to the colleague who converted the .gdb ...
2
votes
2answers
94 views

Trouble Copying Data into File Geodatabase from Personal Geodatabase

I've been unable to successfully copy and paste personal geodatabase feature classes to a new file geodatabase in ArcCatalog 10.1. As the screenshot shows, the Data Transfer dialog box contains all ...
-1
votes
1answer
104 views

How to project geographic coordinates to cartesian with the least possible error? [closed]

I need to convert geographic coordinates (in decimal degrees) to cartesian with the least possible error? I searched a lot on the internet but it seems that the conversion is not exact. Could you ...
6
votes
4answers
1k views

How to convert geometry to WKT using ArcPy?

I would like to be able to convert a single feature (or potentially many features) in an ArcGIS layer into Well Known Text (WKT) format during a geoprocessing operation using Python and ArcPy (no ...
2
votes
2answers
491 views

How can i convert from local coordinates to coordinates gps?

i don know if this is the right place to publish this. i am working with business object tool traying to make a kml file to be imported on google maps. I dont know much about geographic systems, but i ...
0
votes
1answer
129 views

I would like to convert trimble ssf format to shp format

I would like to convert a small amount of data from trimble ssf format to shp format for inclusion in an ArcGis database. I have been trying to do this for a few months and not success. I have a ...
1
vote
0answers
40 views

How to convert MapXtreme workspace to GeoServer? [closed]

I need to convert a MapXtreme workspace into one for GeoServer. Suggestions for tools/process would be appreciated. Thanks!
10
votes
4answers
4k views

Character encoding support in geodatabases and shapefiles

I've got several geodatabases that include feature classes with Greek letters in a lot of the attributes. When I try exporting a feature class as a shapefile from ArcCatalog, the attributes are ...
2
votes
1answer
146 views

Convert from Geometry to SDE Binary storage type in SDE database

We have been battling performance issues between SQL 2012 and ArcGIS 10.1. One of the most common solution is to convert to SDE Binary storage. We know that this storage type is not as dynamic as the ...
0
votes
0answers
30 views

When doing table to table conversion, a text field gets converted to Blob type

I have one field that keeps getting converted to Blob type after conversion using table to table tool. The field is mostly text and fairly lengthy, maybe 250 ish characters. Is the length of the field ...
1
vote
0answers
27 views

Most efficient way of passing values from OGRGeometry to ModelField in geodjango

I am writing a custom parser that maps shapefile data to a geodjango model in a Django 1.6 project. To read the shapefile I use the DataSource object from django.contrib.gis.gdal, which provides ...
3
votes
2answers
1k views

How to generate a DEM from a contour Shapefile?

I want to create a DEM from depth contours (shapefile) in QGIS. I've been trying to work out how to do this based on this previous question, notably from this link from that page, however I'm stuck, ...
6
votes
1answer
279 views

How do I convert a .dxf to a .shp containing a field with height information in QGIS?

I received two .dxf for my project that represent my area of interest. One of them contains buildings, the other one terrain elevation. They both are 3D. I can convert them to shapefiles successfully ...
1
vote
3answers
735 views

Why does ArcGIS 10 Convert Time Field geoprocessing tool return <null> when using custom format?

I have dates in my attribute table that are stored as strings - they look like 02/22/2012 (mm/dd/yyyy) - and I would like to convert them to Date type. When I try to input a custom date format in the ...
16
votes
2answers
649 views

Proper workflow for LAS to DEM conversion

I regularly come across LiDAR (.LAS) files with elevation data. When I do, I always struggle to find a way of converting them to a DEM for hydrological analysis. I have developed several workflows, ...
2
votes
4answers
357 views

Converting GDB to shapefiles in ArcGIS

So I'm attempting to convert a GDB database into a shapefile. I found the help for ArcGIS 10.1 (my version) and it tells me 2.On the main menu, click Customize > Toolbars > Production Mapping. But ...
4
votes
1answer
73 views

Convert linear polygons to lines

Hi I have some long linear polygons that I'd rather store as lines but I'm not sure how best to do this. Ideally I'd have a line goiung through the centre of the polygon lenthways. I have two ideas of ...
3
votes
3answers
433 views

How to convert projected coordinates to lat/lon using Python?

I assume this is a basic question but I can't seem to find or recognize the solution. This site returns Point: X: -11705274.6374 Y: 4826473.6922 when you searching with the first key value of 000090 ...
1
vote
0answers
74 views

How to keep polygon from becoming polyline when converting polygon feature class to .dwg

Is it possible to convert a polygon feature class from a geodatabase to a CAD .dwg while keep the features as a polygon in AutoCAD? Currently the polygons appear only as polylines. I am currently ...
2
votes
1answer
40 views

Wrong values in Feature/Point to Raster

I've got an XY dataset that I'd like to convert to a raster, based on the ETrel_whol field. The ETrel_whole field includes NaNs and ranges from 0-1. I would like to convert this to a raster, with a ...
1
vote
3answers
701 views

Searching for c# code to convert from UTM to WGS1984 (and back)

I'm looking for code in c# that converts coordinates from UTM to WGS1984 (and preferably backwards as well). I need to convert coordinates from only one zone (36N). I've found this and this, but they ...
2
votes
1answer
371 views

Underground Utility using Arcgis

Which software can I use for mapping of underground utilities? I am using GRED for marking of utilities & then transferring it to AutoCAD. Now I would like to load this AutoCAD file into a GIS. ...
6
votes
5answers
718 views

Automate SHP to JPG creation

Does anyone know of a way to batch convert shapefiles to jpegs or another common image format? edit: I should have clarified that I would like to apply a styling to each shapefile, and then export ...
0
votes
0answers
102 views

Running OGR conversion to dxf within QGIS

I would like to automate a conversion process which converts a polygon vector dataset (either sqlite or shp) to a dxf using a named column as layer name for the dxf file. The column / layer name is ...
2
votes
1answer
30 views

Get coodinates from point shapefile

I converted a line shapefile to points as you can see in the attached image. Is there a way to know the coordinates of each point? Any help would be really appreciated! PD Im using QGIS 1.8.0
4
votes
0answers
82 views

Convert Graphics to Vector in QGIS

I am wondering if there is a way to convert a graphic produced from symbology in QGIS to a vector layer (ie: shapefile). I have a point layer with bearing direction in the attribute table. Following ...
0
votes
0answers
40 views

what happens to attribute table while performing union, intersection, difference of gml and shp file in QGIS

I am trying to do analysis of data conversion from Shapefile to GML file using QGIS. For analysis i have taken one of each point,line and ploygon files. i first took a shapefile and converted it into ...