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Questions tagged [hexagonal-grid]

Question related to hexagonal partitions of cartographic/geographic space, hexagonal sampling systems and hexagonal rasters.

4
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0answers
35 views

Randomized organic warp of adjacent polygons that preserves topology and fixed nodes

I'm looking for algoritms to modify a set of polygons to make them appear more organic. They still need to maintain their topology and furthermore some of the nodes might be fixed. Please see the ...
0
votes
1answer
31 views

Generating statistics from line and hex grid in ArcGIS Pro?

I have a process I use QGIS/mmqgis for. I have a hex grid that I use for binning large data, and I have that hex grid overlaying a road network. I use the "Join Attributes by Location (Summary)" ...
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0answers
53 views

Creating a grid of modifiable hexagonal tiles as overlay in geopandas

I have geo-tagged car sharing dataset which I am analyzing using geopandas. For analysis purposes I would like to create my own polygon overlay of hexagonal tiles. I have managed to find a ...
0
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0answers
79 views

Hex grid of UK Local Authority Districts

I'm trying to generate a hex grid for UK Local Authority Districts (390 objects). The package geogrid produces this hex grid: As you can see, the adjacency of the units is not guaranteed, and some ...
1
vote
1answer
59 views

Transforming admin units into hexagons: the assignment problem

I have an administrative tessellation with about 8000 units (the Census tracts of California) and, for the sake of visualisation, I would like to transform it into regular hexagons (or squares). I ...
2
votes
2answers
60 views

Generate Tessellations looping through all shapefiles from folder in ArcGIS Pro ModelBuilder?

I am trying to create Hexagonal grids for each shapefile in a folder. I opted for ArcGIS Pro ModelBuilder tool and was successful in creating a loop that reads and loads shapefile in the memory. But ...
2
votes
1answer
415 views

Failing to create a grid with hexagonal units

I followed this tutorial step by step. However, when running the algorithm I get the following error: "Horizontal spacing is too small for the covered area" I'm using EPSG 3857 (WGS 84 Pseudo ...
10
votes
3answers
805 views

Creating geodesic hexagonal global grid in QGIS?

I'm looking to make a geodesic hexagonal global grid based on a icosahedron. Such a grid would need to have 12 pentagons in it as well to be able to fit a sphere. I know mmqgis can generate grids, ...
2
votes
1answer
52 views

Finding toolbox in Geoprocessing Package (GPK)?

I have downloaded the tessellation tool for ArcGIS Desktop for making hexagon grids around a study area. I only found a *.gpk file at https://www.arcgis.com/home/item.html?id=...
1
vote
2answers
286 views

Hexabin map from multiple polygon layer

I work at urban planning and I am trying to create an hexbin map from landscape use of a small city. I have different polygons (vector layers) like buildings, roads, gardens, services, industry, and ...
3
votes
0answers
187 views

Centering hexagon grid layer on point in MMQGIS?

I would like to use GPS coordinate of one point and create a hexagonal grid layer around it where it is at the exact middle of a hexagon. When using MMQGIS it produces a hexagonal grid on the current ...
1
vote
0answers
101 views

Tessellation Loop in ModelBuilder? [closed]

I'm new to tessellation within ArcMap however I need it to produce a grid for millions of data points within a shapefile I have. My logical flow is to generate a tessellation grid, spatially join ...
5
votes
1answer
1k views

Points in Polygon missing from QGIS 2.16.x?

Looking to do a basic Hex analyis with some random points within the Gulf of Mexico. I created a hex grid from MMQGIS Under my Vector tool - Analysis tools, I dont have Points in Polygon. Is it ...
13
votes
5answers
1k views

How to snap a road network to a hexagonal grid in QGIS?

I'm trying to use QGIS 2.14 to snap a road network to a hexagonal grid, but I'm getting strange artifacts. I've created a hex grid with MMQGIS, cells are approx 20 x 23 m. I've buffered the road ...
4
votes
1answer
603 views

How to convert polygon into hexagonal grid?

I'm trying to convert a polygon shapefile of the UK into a hex grid. Using MMQGIS I've produced the grid, then I tried the intersect tool which gave me something close to what I want. However, the ...
4
votes
1answer
1k views

Hexagon Bounds - Where to get or how to create?

I was recently amazed to see Walkscore using what seems to be hexagon-shaped bounds to visualize crime data. Reference website. Any idea where they are getting the shapefile or ideas on how they are ...
2
votes
1answer
589 views

Generating random points stratified by category within sampling hexagons using ArcGIS for Desktop?

I am trying to use two different layers together to generate a layer of random points that represent sample sites. The two layers are: A grid layer of hexagon-shaped polygons created using the [...
3
votes
3answers
283 views

Making hexgrid in QGIS with cell identification numbers?

I'm getting started with QGIS as part of my interest in military science and wargaming. I'm running into a problem adding identifiers (column and row) to the hexcells that I've created with mmqgis. ...
4
votes
1answer
889 views

Hex grid on EPSG:4326 globe (for use in Leaflet)

I'm looking for a way to evenly distribute a hexagon grid (x,y,z) on the EPSG:4326 globe. Knowing this is not mathematically possible I'm accepting the following limitations: Poles don't need ...
6
votes
3answers
5k views

Creating map with same-area hexagonal polygons using ArcGIS for Desktop?

I'm trying to figure out (1) what this type of map linked here is called (I've been unable to find the name through search), and (2) whether there is an Arc tool that will transform a shapefile or ...
7
votes
4answers
2k views

How to count points within adjoining hex grid cells?

I am currently using QGIS, and have developed a vector grid (hexagonal). I have a separate layer with point data. For each grid cell I need to count the number of points in that cell (but also all ...
3
votes
3answers
3k views

Seeking shapefile of hexagons that covers world?

I'd like a persistent .shp that covers the world in hexagons (preferably of a decently small area)–does anybody know where I could find something like this, or perhaps what software I could use to ...
0
votes
1answer
183 views

Splitting hexagonal grid into segments and dissolving by location using ArcGIS Desktop? [closed]

I am creating a turnover map of species communities using R and ArcGIS 9.3. As a summary, here are my main questions: How can I split hexagonal polylines into six lines? How can I dissolve identical ...
9
votes
1answer
5k views

How to create a 50x50 m hexagonal grid with mmqgis?

I'm trying to use the mmqgis plugin to create a hexagonal grid, and I am really perplexed on how to fill in the variables required. I would like to have hexagons around 50m x 50m in size (real life), ...