A vector data storage format for storing the location, shape, and attributes of geographic features. Often referred to as 'an ESRI shapefile', as ESRI developed it.

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3answers
370 views

How do I create a shapefile of self-defined zones, using clusters of zip codes (ArcGIS)?

I have 6 zones in the United States that I defined by clustering all US zip codes. I now need a shapefile that depicts each of these zones in a different color. Here is an illustration of what I would ...
1
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0answers
66 views

Trying to split a complex shapefile by australian states

Im trying to work with a 1:1 mill scale shapefile of the geology of Australia. When the whole lot is loaded in to QGIS (over 200,000 polygons) it will freeze and go to slow to work with. Ideally i ...
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0answers
237 views

Vector Layer Symbology Export?

When programmatically creating / saving a QgsVectorLayer - implementation of the ExportSymbology functionality does not seem to exhibit the implied effects. Does such a command not indicate that the ...
3
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3answers
209 views

Computing population exposure

I am new to ArcMap. I have polygon layer, which represents buildings, and each polygon has number of inhabitants in Attribute table. Then, i have a layer which shows noise levels in the area, ...
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0answers
86 views

How can I create a spatially aware multipatch shp-file with autocad map 3d?

I have a dwg-file with 3d buildings. What I need is a multipatch shp-file. The dwg is already georeferenced.
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1answer
131 views

QGIS Polygon overlaps on “Merge Shape file”

I am trying to merge two polygon shape file in QGIS 2.6.1. One is older one with all state boundary, which I have (.shp, .shx, .prj, .dbf). New one is downloaded from WEOGEO (.shp, .shx, .prj, ....
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0answers
60 views

Batch load multiple shapefiles to Postgis

According to the shp2pgsql help, the options drop, append, create and prepare are mutually exclusive. So, if I want to create a table from a shape and then append multiple other shapefiles, I do ...
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1answer
159 views

How to extract data from a polyline layer in a specified area(Arcgis)

I am trying to extract data from a polyline layer within set radii of preselected sites. I have extracted other data from rasters using the Sample tool and rasters of the area of interest. I would ...
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1answer
110 views

Unable to merge two shapefiles (created from text files) using ArcPy? [closed]

I am trying to merge 2 shapefiles together created from 2 text files. I am new to python and managed to get the textfiles into shapefiles, however, when trying to merge the two newly created ...
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1answer
117 views

Assign raster cells presence/absence values depending on whether polygon overlaps with cells

I have a raster of continuous numeric values. A certain portion of said raster overlaps with a polygon of interest. I want to know which cells overlap, and assign values to the raster's attribute ...
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1answer
232 views

resize map and add points to it using R

I am working with spatial data UK. The map is plotted here. I want to resize the map and make it bigger and clear! here is my code LA <- readOGR(dsn =".", "infuse_dist_lyr_2011_clipped") ...
3
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2answers
1k views

Shapefile Conversion to ERDAS Signature editor

I'm trying to run a supervised classification for an image. I was working with it in ArcMap and created some training data. I wanted to see if I could get a better result with Erdas Imagine using the ...
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1answer
96 views

Comparing attributes of two shapefiles in ArcMap?

I have two identical shape files of estonia. The only difference ist that the attribut table of shapefile1 has mean temperatures from the period of 1991-2000 and the attribut table of shapefile2 has ...
1
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1answer
110 views

Incorrect lat / lon conversion from utm

I used this website to determine that the SRID for my shapefile is 3857. Following that information, I used the shp2pgsql utility to convert my shapefile into the sql I need to insert into PostreSQL (...
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1answer
120 views

Extract raster data based on a polygon's attributes

I have a land use layer with a map of the United States overlaid on top. I'd like to determine the percentage of different land uses in each state. Would the best way be to extract by mask by using ...
3
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1answer
88 views

From hundreds of shapefiles to PostGIS with some kind of directory/file structure

We have more than 700 shapefiles which we will import in a PostgreSQL/PostGIS database. We want to use a single database to make joins on our tables without using foreign database wrapper. Our data ...
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1answer
101 views

Building footprints of Atlantic city, NJ

does anyone know where to get information of building footprints information on Atlantic city?
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1answer
525 views

Shapefile projection for Matplotlib Basemap

Preface: First time working with GIS data. I'm using python's Basemap library for overlaying data on maps. The tutorial I'm using includes a shapefile for London (london_wards.shp). I use the ...
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1answer
34 views

Creating ArcGIS tool that can run list of checks?

Is it possible to create a tool in Arcmap where by uploading a shapfile, the tool can run a various number of checks/tests (ie intersecting other shapefiles) and flags or highlights conflicting ...
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2answers
69 views

Diverse values to one field for soil analysis

I have soil analysis data in an Excel table. For one analysis point there are values at three depths. Besides the Excel file I also have a shapefile with the points to which I want to add the soil ...
2
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1answer
485 views

How to generate thumbnails from shape file and display them on my website?

I tried to generate thumbnails from shape file and display them on my website(using jsp).I had been read this and this question .Very similarity questions ,but I know nothing about python... Is ...
5
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2answers
2k views

GDAL in C++: Reading a ShapeFile

I am trying to use the GDAL Lib to read a ShapeFile (.shp). I followed the instructions of http://www.gdal.org/ogr_apitut.html - But it doesn't work! #include <gdal_priv.h> #include <...
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1answer
409 views

export list as shp in R

I have a list of coordinates with which i can create a path and I want to export this list as shp. I have "shapefiles" package but I didn't find the way to do this. Is there a way to do this with this ...
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1answer
27 views

Points shapefile resulting in MultiPoints table in PostGIS

I have a Points shapefile. When opened with QGIS, the type is 'Point' (right-click on the layer and check properties). When imported in PostGIS using pgAdmin III plugin 'PostGIS shapefile and DBF ...
14
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5answers
2k views

Does Re-Projecting ShapeFile only update content of *.prj file?

if i wish to change the projection of some shapefiles from .. lets say NAD83 (4269) to WGS84 (4326) ... and by using some 3rd party app .... does this mean the .prj file is only updated .. and not the ...
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1answer
97 views

Recovering layer (*.lyr) file that is missing shapefile?

Somebody in the office deleted a point shapefile that has a lyr file as well. How can I recover it? Is there a Script that allows me to recover it?
2
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2answers
2k views

Shapefiles are not being added to MXD using ArcPy?

I want to add a shapefile to an mxd document using arcpy but it generates the following error when used by adding script in arctoolbox import arcpy mxd = arcpy.mapping.MapDocument("CURRENT") ...
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1answer
128 views

Bulk SHP/KML Processing Tools

I need to accomplish two things in bulk: Convert SHP to KML Modify the fill and outline color and opacity either of SHP or KML files What tools can you recommend for these two tasks? I've tried ...
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2answers
333 views

Extracting/Exporting coordinates from polygons (shape) to text?

Is there any well working way to extract the X and Y coordinates of a polygon from shapefile to some sort of text (preferably csv)? The whole process should be somehow done automated through a (python-...
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0answers
114 views

Unknown coordinates in Shapefile, projecting doesn't give expected results

I'm reading a Shape file (four files actually, .dbf, .prj, .shp and .shx) containing polygons representing certain areas in my neighborhood. For this I use C# and a library called DotSpatial. I can ...
2
votes
1answer
498 views

Convert shapefile to LonLat (R)

Just a small disclaimer: I don't have any background in cartography, hence I might have missed the answer to my question in search just because I didn't even know the keywords to look for. So, I am ...
0
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1answer
114 views

Shapefiles do not store times so how do I create time intervals for use in Torque?

I created a bunch of time intervals in a file geodatabase with the intention of using them in Torque to create an animation based on those time intervals. However I can't upload a .gdb to my ...
0
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1answer
189 views

Geometry to Shapefile

From importing the shapefile to postgis, its geometry is added to the database postgresql. The question, how can I load the shapefile in the Visual Basic.Net using the geometry in the database ?
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1answer
720 views

Import Shapefile into Existing Spatialite Table

I am working with a Spatialite database and a series of shapefiles. I have an empty spatialite table that has geometry and columns. What I would like to do is to load the shapefiles into the ...
0
votes
1answer
308 views

How can I convert ESRI personal geodatabase (.mdb) to shapefile using OGR in C#?

I have to create a class in C# in which I would like to insert a function that converts an ESRI personal geodatabase, extracting that features it contains in shp using OGR. I looked at library ...
5
votes
1answer
182 views

How to Specify FID column name in shp2pgsql

In ogr2ogr I can specify the name of FID column using the option -lco FID={columnname} when importing a spatial data in PostGIS database. I am using shp2pgsql in case of shapefile and cannot find a ...
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1answer
60 views

How to add neighborhood names from shp to csv data points QGIS

I'd like to add the neighborhoods listed in a shp file to the data points in a csv Link to shp Link to csv Here are the data points overlaid on the shapefile map of the neighborhoods. I'd like ...
2
votes
1answer
345 views

Combine Shapefile with address information

I downloaded a UTM32 shapefile (.cpg, .dbf, .prj, .shp, .shx file, where other available georeferences are GK3 and TM32) that shows the exclusive division of Germany in its municipalities. Above, I ...
7
votes
4answers
18k views

How do I load a .dbf file into QGIS?

I want to use QGIS to extract lat/lng data from the vertices of polygons. There are about 400 polygons, each with maybe 200 vertices. I am having trouble with step one, getting the data into QGIS. ...
1
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1answer
964 views

How to load *.shp.xml file into shapefile for ArcGIS for Desktop?

I am using DRASTIC model and ArcGIS mapping for my thesis of groundwater assessment. I need to generate maps which includes Net Recharge map. For that I need to export a landuse map and from the ...
2
votes
1answer
345 views

Keeping symbology style in a polygon shapefile when converting to KML

I have a polygon shape with 23 classes and have created patterned symbology styles which I will like to have retained when I open in Google earth pro. Is there any how I can achieve this in either ...
2
votes
1answer
71 views

Overlay a shape into a gridded shape and determine the percentage of each cell that are overlapped

I would like to know how I can overlay a shapefile (A) into another gridded shapefile (B) and extract the information about which shapefile (A) polygons falls in each cells (B). And, more specifically,...
3
votes
2answers
2k views

Simplifying Shapefile using ArcGIS Desktop or alternative?

I have a shapefile that contains neighborhood boundaries that I want to simplify. Right now I am thinking of converting the shapefile to Google maps KML so I can insert the boundaries into the map as ...
2
votes
1answer
198 views

Error uploading SHP file to CartoDB [closed]

Trying my first map by uploading a SHP file. The instructions tell me that I can upload a SHP file, but I get an error that they are not allowed. This happens whether I upload by browsing a local ...
4
votes
1answer
4k views

How to convert shapefile to vector emf?

I want to convert a shapefile to an EMF file. The EMF file must be a vector image, not a raster image. Please suggest to me some good packages or tools. Thanks in advance.
4
votes
2answers
617 views

How is attribute data in the DBF file tied to location data in the SHP file?

I opened a DBF file in Excel and I'm looking at attribute data from a shapefile export. How is the row of attribute data in the DBF file connected to it's corresponding locational data in the SHP file?...
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0answers
89 views

Geoserver does not show some shape files using Add Store [closed]

Apologies for this basic question, but I can't find an answer through Google. I am working the geoserver tutorials from Intro to Geoserver via Packt Publishing. I'm trying to add a shape file via ...
1
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1answer
254 views

Using multiple map layers with different extents. Any suggestions.

I have three layers I need to try match up at the borders. This is not a projection problem, all layers are projected to Albers NAD83. The base layer (Green) is 30m DEM, with a US boundaries layer on ...
1
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1answer
266 views

Problem with projection of Slovenian Shapefile in QGIS

I hope someone can help me for this: I'm doing my masters thesis in Slovenia (in the field of wildlife management), for this I got a Shapefile of slovenian data by the University. As a main layer, I ...
1
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3answers
488 views

Programmatically adding .shp file to .mxd file [duplicate]

I have spent hours attempting to find the solution to the following problem online, but all answers I have found are quite old, and none work. Here is the situation: I have a variety of .shp files. I ...