geos Questions
1
I am getting results I don't understand when creating or combining polygons to cover most of the globe.
If I use one polygon, GEOS assumes the shortest boundary between coordinates. So the followin...
4
Solved
I found the envelope class in Java's JTS library very handy. An envelope holds the minimal and maximal coordinates of a geometry and is also called bounding box sometimes.
I wanted to get the comm...
4
Solved
I'm starting a GeoDjango project using Python 2.5, Django 1.2, MySQL and Apache. The project will be uploaded to a Linux server but the development will be on a Windows.
The problem is I just can'...
Benjie asked 3/3, 2011 at 6:36
3
Solved
I am trying to install Cartopy on Windows. I have installed all the dependencies from their website, however when I go to run
pip install Cartopy
I get:
Complete output (5 lines):
setup.py:117: ...
2
Solved
I'm really new in working with Geospatial Libraries and I was able to install GDAL and PostGIS already. I just wanted to check if I was really able to include the packages GEOS and PROJ4 that is a ...
Kemp asked 1/11, 2016 at 0:31
3
Solved
Could not find library geos_c or load any of its variants ['libgeos_c.so.1', 'libgeos_c.so']
using the python:3.5.1 image I am trying to run a container that includes among other things it install...
Terms asked 7/9, 2016 at 19:44
2
Solved
I have the following (simplified) Model:
class Zone(gismodels.Model):
name = gismodels.CharField()
poly = gismodels.PolygonField()
I want to create and save a polygon that represents a circle,...
3
Solved
I am developing a GeoDjango application where users can upload map files and do some basic mapping operations like querying features inside polygons.
I recognized that users happen to upload "Mul...
Bisectrix asked 3/6, 2010 at 9:44
1
Solved
I've got a dataset of species occurrences which I'm trying to convert into areas of occurrence by making convex hulls. I'm able to do this manually (ie. one species at a time) but I'd really love t...
6
I'm a newbie to making/plotting on maps with python, been trying to follow this blogpost to generate a world map ( http://sciblogs.co.nz/seeing-data/2011/08/12/plotting-geographic-data-on-a-w...
Danika asked 25/9, 2012 at 7:50
1
I have installed OSGeo4W on my 64-bit windows. I am trying to use GEOS functions in GeoPHP, but when I call geoPHP::geosInstalled, it returns me false. This is how I included the libraries:
<?p...
2
Solved
There is a polyline with a list of coordinates of the vertices = [(x1,y1), (x2,y2), (x3,y3),...] and a point(x,y). In Shapely, geometry1.distance(geometry2) returns the shortest distance between th...
2
I'm getting this error:
ImportError: Could not find the GEOS library (tried ""geos_c"", ""libgeos_c-1"").
Try setting GEOS_LIBRARY_PATH in your settings
when I run:
from django.contrib.gis.ge...
1
Solved
3
I have installed Anaconda (version 1.6.2) installed on my 64 bit machine. It comes with a great set of libraries, but I also need Basemap, part of matlibplot, but it is not included with the Anacon...
Thurible asked 6/9, 2013 at 22:58
3
Solved
Pictures are better than words, so please have a look at
What I have is
a RasterLayer object (filled with random values here for illustration purposes only, the actual values don't matter)
a S...
2
Solved
Trying to find, for each point in a SpatialPointsDataFrame, the distance to the closest point in a second SpatialPointsDataFrame (equivalent to the "nearest" tool in ArcGIS for two Spatia...
Glauce asked 19/5, 2016 at 20:48
2
Solved
In my project I need to import some geometry from shapefiles.
Some of these are MULTIPOLYGON Z type, but all Z coordinates are 0-value.
When I try to save the geometry, I get the error:
"Geom...
1
Solved
I wonder if I am thinking the wrong way or if this is a bug:
I have a linestring and a polygon,
I create the intersection points of the line and the polygon's boundary
These intersection points...
2
I'm running Django 1.8 and Python 3.4 on Ubuntu 14.04 LTS. Just recently, my Django app has been reporting that GEOS is not present. GEOS is installed and libgeos_c.so is where it's supposed to be ...
Scaler asked 28/9, 2015 at 8:20
1
Solved
I am trying to parse Well Known Binary a binary encoding of geometry objects used in Geographic Information Systems (GIS). I am using this spec from ESRI (same results here from esri). I have input...
Golgi asked 7/4, 2015 at 20:13
2
I have error while compiling rgdal adn rgoes package on our redhat linux machine. I tried to do some research but couldn't find a possible solution. Could you please help me with this as this is ve...
2
Solved
Hi I am trying to install geos on a raspberry pi running rasbian wheezy so that I can include the shapely modules in my python scripts.
I tried using:
git clone git://git.debian.org/git/pkg-grass...
Quebec asked 21/7, 2013 at 22:29
3
Solved
I have a project which contains Geos and Proj inside it. Before Xcode 5 I compiled them with LLVM GCC 4.2 compiler, but in Xcode 5 DP I get an error about unsupported compiler. Choosing another com...
Aunt asked 18/6, 2013 at 7:27
3
Solved
Is there a way to remove self-intersections from a polygon using GEOS?
Hag asked 24/11, 2010 at 14:38
1 Next >
© 2022 - 2025 — McMap. All rights reserved.