A cartogram is a map that varies the area of its elements to represent some underlying value.

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318 views

What Application for Vector and Cartesian Coordinate System

Goal: Visualize a picture in SQL server 2012 spatial data based on geometry Problem: In order to display a vector picture I need to retrieve X, Y coordinate (cartesian coordinate system) and ...
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1answer
70 views

How to update a QGIS plugin for new version (2.2)?

The updates to QGIS 2.2 have been fantastic and I'm really liking the improvements to the interface, features and performance. However, it seems that some plugins have not survived the upgrade. ...
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2answers
310 views

Where has the cartogram plugin for QGIS gone?

This plugin used to be downloadable from Carson Farmer's plugin repository page. However, the repository is broken. An old version of the plugin source code is still available at ...
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0answers
30 views

Directly Proportional Hexbin Cartograms in QGIS

I've been using Scapetoad to create population cartograms, which I then convert into hexbins back in QGIS. However, the Scapetoad software seems to create cartograms that are affected, but not ...
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2answers
1k views

Cartogram on ArcGIS 10.1

I am new to ArcGIS. I would like to build a cartogram map both on ArcGIS 10.1 and Web GIS. I have a basemap and a set of raw data in excel. I wondered what are the steps to build up a cartogram map on ...
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0answers
22 views

Is it possible to reverse the effects of a cartogram?

I've been working with Newton & Gastner's diffusion-iteration algorithm via the opensource software ScapeToad by Choros Lab to create uniform population density. I've produced some interesting ...
11
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2answers
931 views

How to create contiguous area cartograms in QGIS or R?

Here is what I want to achieve (on the right): I am looking for a tool or a method to transform a shapefile (with QGIS or R) into this form. And please be aware: It's not just clipping a hexagonal ...
9
votes
3answers
871 views

Intensity/Bubble Map

So I have been tasked to create a visual map of case volume shipped to each region from each of our warehouses. I think the most effective way to visualize this data is to create an intensity (bubble) ...
10
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1answer
194 views

What are the guidelines for the use of non-contiguous cartograms?

The non-contiguous cartogram seems to solve a lot of the area distortions seen with traditional cartograms, while preserving the ability to identify areas by their shape lost with Dorling or Demers ...