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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How to find the area with most intersection for buffer regions?

Find the area with the most intersection This question relates to previous question asked - How to find the intersection areas of overlapping buffer zones in single shapefile?. I tried to ...
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1answer
25 views

Where can I find Hawaii public transit data?

I am looking for public transportation routes and stops for Hawaii public transit. So far I have found a shapefile for TheBus routes and stops for the island of Oahu from the state of Hawaii Office ...
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1answer
34 views

Crop Raster from using Polygon shapefile in R

I am trying to crop a raster by a polygon in R to the state of Sergipe-Brazil. My raster is a raster brick criated by 7 .tif files which are EVI (vegetation index) time series. Since the EVI archives ...
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34 views

cartopy: plotting shapefiles

I am new to gis and am trying to plot a shapefile containing land polygons. (From OSM.) Unfortunately my output image is always empty (i.e. white). Can somebody tell me what I am doing wrong? import ...
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9 views

Shapefile for Individual districts of India [duplicate]

I am looking for shapefiles for Individual districts of India (640 or more districts based on newly created districts). I am working to find out "Urban and Built-up" using MODIS data. I am studying ...
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1answer
44 views

Why do we georeference from the image to the shapefile (and not the other way around)? [closed]

Why do we georeference going FROM the image, TO the shapefile (and not the other way around)?
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1answer
22 views

How to measure distances between multiple polygons whilst avoiding buildings

I am trying to map habitat corridors for different species of animals. A map with both habitat areas and buildings as shape files (shown in the image below) Maximum distance an animal will leave ...
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1answer
37 views

Issue comparing two separate shapefiles

I have two separate shapefiles (A&B) with road data that overlaps, but not in every place and they are very similar but do not line up perfectly. I want to compare them to each other, but they do ...
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0answers
15 views

Converting file from shapefile to open street map [duplicate]

How can I convert a shapefile(.shp) to open street map(.osm)?
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60 views

Insert shapefile draw features into PostgreSQL database using java EE (pragmatically)

I am working with PostgreSQL 9.4 and Java EE i want to insert shapefile or layer's features into PostgreSQL, is there any solution so i can insert the whole shapefile into database. OS Windows10. ...
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17 views

Automatically calculating area of polygons in shapefile using ArcGIS for Desktop? [duplicate]

I want to calculate area based on FUNGSI_KWS. When I merge, for example "HL" with "HL" on FUNGSI_KWS, the value of area didn't summary automatically. Is there any possible way?
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1answer
16 views

Working with shapefiles in MapServer: adding color, smooth edges

I am successfully serving Koeppen-Geiger climate shift data from a MapServer instance. Here is an example WMS request to show the current state. Unfortunately this looks nothing like the ArcGIS ...
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17 views

How to populate text field in a shapefile table by 0 length string using ArcGIS? [duplicate]

Experiment: Original table: Field calculator expression applied to TXTfield: “” Add numeric field: Field calculator expression applied to numField: len( [TXTfield]) Result: Note: ...
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1answer
19 views

Get layer's “Feature Type Details” using geotools

I'm trying to do something like this: Check Geometry Type of a Shapefile Using GeoTools? ... but getting from a layer (Shapefile source) in Geoserver. In short, how can I get the data from this ...
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0answers
40 views

Comparing two shapefiles using ArcGIS for Desktop?

I have two shapefiles each of them have 3 same columns , first column state second column city and third column village.I want to update the attribute of first shapefile depend on the second and ...
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2answers
75 views

How to add a shapefile programatically using PyQGIS

I am trying to add a Shapefile outside of the QGIS environment using PyQGIS. Ideally this would be done without creating a map in QGIS. I've started with the code below but am receiving the following ...
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0answers
16 views

pyqgis change or update attribute data with real-time data or Timer update,Memory has been growing

I update my shapefile attribute data by QTimer ,and labling it, keep the lable visiable,change attribute by 1 minute, but the Memory has been growing 1 layers ...
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1answer
33 views

Adding a column to polygon table with correct corresponding address

I have 2 shapefiles: one with polygons (buildings) and their properties other one is a point address shapefile - it contains points that are inside polygons from the other SHP, but it's still ...
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1answer
17 views

Illustrating the average utilization of trails by hikers

I have a question about illustrating the average utilization of trails by hikers. I have made a survey where I asked the participants which trail they used for hiking.There are a lot of trailoptions ...
2
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1answer
55 views

How can I intentionally corrupt the geometry of a shapefile?

I am in need of a few shapefiles with bad geometry for testing some Python code. How can I intentionally create bad geometry in a shapefile? Preferably I would be able to create three (point, line, ...
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2answers
49 views

How do I add my own data to an existing shape file?

I want to add event data to a geographical map. I have district shape files for Zimbabwe that I downloaded from GIS. However I now want to add my own data on to it. How do I do this? I have added ...
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1answer
31 views

Shapefile with point or polygon

I'm just beginning with SIG and QGIS. I've been given two shapefiles with cities. One shapefile appears like point shapefile in QGIS, the other like polygon shapefile. The problem is that the ...
2
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0answers
45 views

Load shapefiles stored in web page in QGIS?

I prepared a map with QGIS and published it via QGIS cloud free. Some layers are quite big, and the cloud size 50MB limit has been reached. If the layer sources could be stored in my web page --- ...
2
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1answer
86 views

How to reference all the shapefiles within a Windows folder and merge them in ModelBuilder?

I have a group of shapefiles that are stored in a Windows folder. There are multiple users that will be adding shapefiles to this folder or editing existing shapefiles in this folder on a continual ...
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1answer
80 views

Creating shapefile from polygon points for CartoDB?

I have an Excel file that contains polygon coordinates for different areas. The spreadsheet has three columns: latitude, longitude and area name. Each coordinate makes of a part of the boundary of a ...
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1answer
29 views

Averaging multiple values to a single value by common field ID

I want to see how accurate/representative a centroid's datapoint value is compared to averaged multiple datapoints values for the same polygon. There are MANY polygons in the same shapefile. I have a ...
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34 views

Expanding shapefile shapes

Given a coastline definition (e.g. NOAA GSHHG or OSM Coatlines), I would like to "expand" or "grow" the shape defined by a set amount, e.g. 100m. For example, given a island like this (with 8 ...
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1answer
15 views

Shapefile of South Tyneside borough (north-east England) boundary

I'm looking for a free-to-download shapefile (polygons) of South Tyneside borough. South Tyneside is a metropolitan borough in NE England. Can anyone help?
3
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2answers
61 views

Retaining timestamp when saving gpx as shp in QGIS?

I'm somewhat new to QGIS. I used my Garmin GPS unit to record my tracks while collecting plant specimens for a plant inventory. When I collected each plant I noted the time of collection. I want to ...
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0answers
13 views

Performance of PostGIS view vs shapefile for WMS in GeoServer? [duplicate]

What does GeoServer render as WMS faster, a layer using a postgis view or one getting data from a shapefile? The data I am working with is a table with 55k rows and with 30 columns, with multipolygon ...
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1answer
33 views

Storing PostGIS view for GeoServer? [closed]

I want to know, where this view is actually stored in the server, and how does it interact with the database. I saw that the size of the database is increasing when GeoServer try to serve/create some ...
2
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0answers
28 views

How to clip a .osm.pbf file to a shapefile in R

I have (1) an OpenStreetMap file of a large area in .osm.pbf format that I would like to clip with (2) a shape file .shp of a smaller area using R. The output output I would like to get is a ...
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1answer
80 views

run command line shp2pgsql in c# function?

i'm developing an application web with asp.net/c# and i would in a button importing the shapefiles into postgis, and i'm trying with this code, this code i'm using it in cmd.exe in windows it imported ...
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1answer
46 views

Downloading GIS Map for Pakistan into QGIS

I'm looking to add canals and bunds to my raster and have found some GIS maps at: Canals Bunds Bunds Image Network Plan Map Image - looks to contain both canals and bunds I'm not clear on how to ...
3
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1answer
57 views

Convert Japan Administrative Boundary Data to Shapefile

I've downloaded Administrative Boundary data from the Japan MLIT (Ministry of Land, Infrastructure and Transport), but it is in an XML based format referred to as JPGIS or KSJ. Are there any scripts, ...
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0answers
28 views

Feature Layer parameter showing only Polygon Shapefiles

I have created a Python Tool in ArcGIS where most of the paramaters musts be ONLY Polygon Shapefiles. You can also look on my previous question: Filter the Feature Layer parameter in Python Script ...
2
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0answers
44 views

How to convert the BLOB value for the features geometry of type st_geometry kept in ArcGIS databse on Oracle [closed]

I am using ArcGIS Oracle database and I am trying to access feature geometry points as string. But the problem is that the points are kept as blobs and I cant convert to meaningful string. select ...
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1answer
40 views

In MapBox Studio, how to create a centred label of a polygon created from Shape file?

To get the undesired result below, I: Uploaded a zipped Shape file to MapBox Studio. Using the shape, created a layer of polygons to display area boundaries. Using the same shape, created a text ...
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0answers
17 views

QGIS OBIA join attributes by location xml file

I was trying to follow this tutorial for object base classification However, when I reach this step, it becomes confusing. I run the join attributes by location just as it said, and the output are ...
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1answer
49 views

ArcGIS for Desktop exporting empty shapefile

I have a feature class in ArcGIS for Desktop 10.3. This feature class contains 12 point features. I am attempting to export this as a shapefile; Rightclick feature class -> Data -> Export Data ...
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25 views

ArcMap 10.1 Partitioning value (100 tonnes/ha) of underlaying shapefile, to multiple features in same shapefile in areas that they overlap

I have tried searching for an answer but can't think of a way to generalize my question to other scenarios. Looking for answers using ArcMAP 10.1. I currently have two shapefiles. One contains ...
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1answer
44 views

How to get, then export as .csv the lat lon centroids from shapefile layer

I have a shape file with a whole lot of regions on it. I need to find the centroids for each of these regions in the shapefile (as latlons) and export this as a .csv I have done extensive research, ...
2
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1answer
38 views

Correlation of yield data within a buffer zone

Working with QGIS 2.12.1-Lyon, I am trying to compare one point (single shape file) with multiple others that fall within a buffer zone of 10m i.e. comparing one shape file with another. The end ...
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1answer
26 views

Splitting shapefile into separate shapefiles based on feature class using Arcmap 10.3?

I'm trying to split up this nested watersheds by name. I want each watershed to be it's own shapefile. Is there a faster way to do this besides highlighting each watershed and then exporting it? ...
2
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2answers
35 views

Assigning column names dynamically

I have an interesting problem: I need to batchprocess a few files. I do that in a for-loop, where some operations are performed. Later on I want to write the outcome into an existing shapefile which ...
3
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1answer
61 views

How do I change the shape file (.shp) format to Object File Format (.off) file

I got a map and its format is .shp. What tool can be used to change it to one of the following file formats .off, .ply, .wrl, .obj, .m, .gim. ?
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1answer
52 views

Aggregating up spatial information

At present I have a dataset which is broken down by Electoral Divisions (circa 3,500). However, due to issues with some of my variables I need to choose a larger spatial unit - Local Electoral Area ...
3
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1answer
78 views

How to do operation after using over() for a shapefile in R?

I am copying the answer of Counts the number of points in a polygon in R library("raster") x <- getData('GADM', country='ITA', level=1) class(x) # [1] "SpatialPolygonsDataFrame" # attr(,"package") ...
3
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1answer
58 views

Export Shapefile for a custom region

Is there any way to export a region on google maps to a shape file or any other format? For example, I have the following region on google maps. I wish to export it to shapefile.
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1answer
193 views

Convert longitude/latitude to pixels on the map

I have a map from here. I want to be able to simply convert arbitrary lon/lat pair to pixels on the map (also the ability to do reverse conversion). The maps come with .tfw file and projection info, ...