polygons Questions
3
I have two sets of shapefiles with polygons. One set of shapefile is just the US counties I'm interested in and this varies across firms and years. The other set of shapefile is the business area o...
Ravenna asked 22/11, 2016 at 19:34
2
Solved
I have a bunch of cross plots with two sets of data and have been looking for a matploltib way of highlighting their plotted regions with smoothed polygon outlines.
At the moment i just use Adobe ...
Romy asked 9/7, 2013 at 16:7
2
Please see Image: https://i.sstatic.net/NPUmR.jpg
I have an undirected graph which contains one or more connected sub graphs. The graph is defined by a set of ordered pairs of connected vertices. ...
Heddie asked 21/3, 2012 at 11:54
4
Solved
As per my requirement, I am drawing polygons on google map shown in the image below.(using maps v2)
Now I need to show an alert when user enters that particular polygons.
How to identify if my ...
Bragdon asked 24/9, 2014 at 10:14
2
Solved
I have a SpatialPointsDataFrame in R that looks like this:
coordinates id order hole piece group box_id
326 (-94.4, 27.6586) 47 1 FALSE 1 47.1 1
327 (-93.64, 27.6232) 47 2 FALSE 1 47.1 1
328 (...
2
Solved
I have a series of points on a plot of the sky. I want to find the area that these points occupy.
To do this I need to find the vertices of a polygon that encloses these points - convert the point...
Raddle asked 28/8, 2015 at 8:55
5
Solved
Background: I am working on a site for small shopping center, which has multiple rectangular "units" to rent. When a "shop" comes, it can rent one or multiple "units", and I'd like to generate a ma...
Steapsin asked 6/12, 2012 at 14:57
2
Solved
I have points (e.g., lat, lon pairs of cell tower locations) and I need to get the polygon of the Voronoi cells they form.
from scipy.spatial import Voronoi
tower = [[ 24.686 , 46.7081],
[ 24.68...
Gaynell asked 23/2, 2015 at 1:3
2
Solved
I'm using the mapbox-gl-js library trying to implement a function where the user can add polygons to a mapbox map and edit them if desired. I've been able to add the polygon to the map by adding a ...
Betatron asked 25/8, 2017 at 16:22
3
Solved
I'm using Google Maps v2 API for android and I don't manage to control the transparency of the fillColor.
I would like to be able to see the map under a filled polygon.
Is there a way to do that ?...
Leishaleishmania asked 14/1, 2013 at 20:55
2
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I have a spatial points data frame and a spatial polygons data frame. For example, my polygons would be a polygon for each block in Manhattan. And the points are people, which are scattered all ove...
2
Solved
I have a geopandas GeoDataFrame with various polygons and colors that I'm using to plot meteorological data (another question I asked here):
color geometry
0 #fbfdd1 (POLYGON ((-97.12191717810094...
Ashcroft asked 25/3, 2016 at 15:28
4
Solved
I have a set of vertices(called A) and I want to find all the border vertices such that this border vertices set is an outline of the shape.
Many of the vertices in A are redundant because they a...
2
Solved
I'm working on triangulating an object (ultimately, I want to implement a Delaunay triangulation but the triangulation doesn't work even before legalizing edges, so I would like to focus on a simpl...
Giovanna asked 1/5, 2018 at 2:12
2
Solved
I have the following polygons in PostGIS
Each polygon has field with "Data" value.
I would like auto merge the polygons which touch each other :
1-2 and 3-4-5-6-7
Also , If possible I would li...
1
I'm currently developing a webpage containing a map based on Google Map Api V3 : http://www.fairaidsyria.org
I have two overlays containing polygons that appear successively as the user zooms in.....
Folger asked 13/8, 2013 at 13:38
1
Using Emgu CV I have extracted a set of closed polygons from the contours in an image of a road network. The polygons represent road outlines. The result is shown below, plotted over an OpenStreetM...
1
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I am working with the leaflet R package. I have a zoning system made of polygons and I'd like to lay their IDs on top of them. Below is an illustration (with another software) of my objective.
...
2
Is it possible to convert a Multipolygon into a Polygon which fills all holes or missing inner areas using Shapely? I have been trying since a while but I can't find it in the documentation. ...
4
In R, I have single SpatialPolygons object (i.e. multi-polygons) containing several hundred polygons. I would like to split this SpatialPolygons object into a list of Polygons (i.e. holes should re...
1
Solved
So I am new at ST_ functions in MySql and I think that I am missing something. I am trying to save a POLYGON in MySql, the problem is that when using the function ST_GEOMFROMTEXT and giving the coo...
2
I am dealing with IfcFace. I'm given a simple polygon with holes and I need to convert it into multiple simple polygons without holes for my CAD to further process it. A little demo ilustration:
...
Porterhouse asked 14/7, 2017 at 6:54
1
Solved
I have a shapefile (which can be downloaded here http://www.car.gov.br/publico/municipios/downloads?sigla=MA (any would do)) where each polygon represent a rural private property, as the owner subm...
4
Solved
http://www.texample.net/tikz/examples/lindenmayer-systems/
My sample code shown below, I don't know how to colored with hue color.
plot.koch <- function(k,col="blue"){
plot(0,0,xlim=c(0,1),...
4
Input Image:
Expected Output:
I intend to fit three (or some number of) polygons (for this case, rectangles) to signify the "big" white blobs in this image. The rectangles drawn in the output i...
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