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

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3
votes
4answers
1k views

Contours exported from ArcGIS to DXF yield an extremely large file. Is there an alternative?

I am exporting elevation contours from ArcGIS to a DXF file so that I can FTP the result to another office. The resulting file is extremely large. When export the same contours to a shapefile (from ...
10
votes
10answers
6k views

Batch convert lat longs to UTM?

I've got a .csv file that contains a long list of latitude and longitude points. Is there an efficient way to batch convert the list into a projected UTM coordinate system? Thanks.
21
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 ...
18
votes
6answers
6k views

How to convert image of map into vector format?

What is the best way of converting a gif of a map into a vector format, such as a shapefile? The only relevant parts that I am interested in are the outline of the island so I realize some manual ...
2
votes
2answers
256 views

Convert ARC BIL to netCDF

We are interested in using a dataset created by a fire lab. The data is in ARC BIL format. Is there a way to convert this into netCDF?
6
votes
2answers
1k views

Converting MapInfo TAB to GeoJSON

Is there an easy way to convert MapInfo TAB files into GeoJSON? I am working on a web-based mapping system which will use GeoJSON to transfer data. I also use MapInfo and would like to be able to ...
0
votes
0answers
296 views

How to convert two line to polygon [duplicate]

Possible Duplicate: Lines to Polygons Hi all, this is first my Q, so can any one help me, how to convert two line to one polygon feature, thank you.
20
votes
2answers
3k views

Spatial ETL comparisons

I am hoping some of you experts out there can list the pro's and con's of various spatial ETL (extract, transform, load) tools. If you have used these items listed here (or add your own), please ...
5
votes
3answers
1k views

PHP MGRS Conversion Formula/Library

Currently, the formula I'm using to convert MGRS to Lat/Long and vice versa is giving me slightly different results than most other conversion utilities. It's usually between 10 to 30 feet off. This ...
7
votes
5answers
9k views

I am struggling to convert .dwg to .shp, ideas?

Any ideas as to how can I convert dwg to shp? I tried Kosmo and gvSIG. gvSIG kind of worked but it seems like I lost information.. in addition everything was converted into lines, no polygons. I can ...
2
votes
1answer
2k views

How can I compute raster pixel width and height given raster bounds, row count, and column count?

Restated, how do I convert arc degrees to meters? For example, I have an elevation data raster that has the following metadata: WEST LONGITUDE=64.97798789° E NORTH LATITUDE=33.02003415° N EAST ...
0
votes
1answer
280 views

Convert geodata from .rdb and .mpr files

I've got an COM-server and activeX client (looks like delphi app), that display some geodata. Data stores in files with .rdb and .mpr extensions. I find out that rdb is oracle database file format. ...
9
votes
4answers
3k views

AutoCAD to ArcView

I recently got a paper copy of the as-built plan for my institution (a botanical garden), which I assume was produced using AutoCAD. I've got a bunch of graduate students coming for a week in a couple ...
7
votes
3answers
4k views

How to convert a data frame grid to a shapefile?

I have a map layout set up in ArcMap 9.3.1 with an index grid on the data frame. What I would like to do is convert this index grid to a shapefile that includes the grid reference information. I've ...
2
votes
2answers
2k views

Converting xyz batch to ESRI grid format using XYZ2GRID 2.1 - batch problems

I am trying to use Min-Lang Huang's XYZ2GRID2.1-Batch program downloaded from ArcScripts and I keep getting the error C:\users\public...........xyz Error-Object required Does anyone know what the ...
6
votes
5answers
2k views

Converting GIS features into multiple CAD layers based on attribute values

I am often requested to provide my water or sewer data in in a dwg or dxf format. I can easily move data back and forth between the two platforms using either the native import or export functions ...
14
votes
13answers
22k views

How to a convert LiDAR XYZ files to DEM / DSM?

Normally consultants (LiDAR survey) provide me with data to my specifications; already in ESRI GRID or ASCII GRID format. This way LiDAR data can be easily used with ArcGIS. This time I only have xyz ...
5
votes
6answers
5k views

How to create duplicate features based on related table - many-to-one conversion

I need to create duplicate features (in this case parcels), using a related table to populate ID fields. In essence, I need to use a related table of parcel owners to create duplicate parcels, each ...
5
votes
2answers
1k views

Geodatabase to PostGIS character encoding

Similar to another question I posted previously, I'm trying to import datasets from Esri geodatabases into a PostGIS database directly, and inside the data there are greek letters and symbols that are ...
1
vote
2answers
3k views

How can I convert Shapefiles (SHP) to KML? [duplicate]

Possible Duplicate: How can I convert KML to ESRI’s shapefile format? I have SHP files, I want KML files, what tools can convert?
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 ...
11
votes
5answers
7k views

Convert XY points to a line?

Someone mistakenly saved a GPS track as waypoints and then sent them along to me in a .csv file. They want a line back (shapefile). What's the simplest method to convert this to a line? Available ...
1
vote
1answer
185 views

Convert from/to Macon MapKit!

We use an ancient Macon MapKit! component to display GIS maps in a Windows gui. Does anyone know what has become of MapKit! ? All traces of MapKit! have been removed from the current GfK GeoMarketing ...
17
votes
12answers
11k views

Shapefiles to Text

How can I convert a shape file (GIS) to text? or, How can I extract the information in a shape file?
2
votes
1answer
441 views

How to convert SHP/POSTGIS data into x, y, z, “cost” data?

Is there a way to convert a line layer (shp or PostGIS) data into (x, y , z, cost) i.e. (From_node, To_node, optional_Elevation, Cost/Weight) ?
17
votes
9answers
7k 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 ...
58
votes
19answers
43k views

How to convert between KML and Esri's shapefile (SHP) format?

My users are sending me point data that were digitized using GoogleEarth. How can I convert their KML to a shapefile?
23
votes
10answers
36k views

How to convert MapInfo TAB and/or MIF to SHP using free tools or ArcGIS for Desktop core product?

How do I convert MapInfo TAB and/or MIF files to SHP using only free tools or ArcGIS itself? I've not had much luck trying to do this in the past and I don't want to have to shell out for the ArcGIS ...
5
votes
1answer
611 views

How to convert a line Shapefile into a CSV with nodes and links?

Is there a way to convert a linear shape file into a csv file of the following format: Node_1, Node_2, attribute_1, ...., attribute_x 1 2 "hello" 567845.334 I have looked at ...