Page 220 - AI Ver 1.0 Class 9
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Data Visualisation Technique 5
Name of the Representation Bubble Map
Description It is a combination of a bubble chart, data visualization and a map. It is
used to visualize location and proportion using circles over geographical
regions with the area of the circle being proportional to its value in the
dataset.
How to draw?
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Suitable for which type of data? It is good for comparing proportions over geographic regions without the
issues caused by regional area size. For example, showing the earthquake
prone areas in a country, geographical distribution of whales in the northern
hemisphere, number of tigers in the national parks of India.
Visualise Data using Visualisation Tools
We can use any of the previously discussed data visualisation tools. In this case, we are using Tableau Public. To
use this software, we need to download it first from the following URL (Uniform Resource Locator):
https://public.tableau.com/en-us/s/download
Once the downloading is completed, install it on your computer. After installing the Tableau Public, perform the
following steps:
1. Now, you need a large amount of data to visualise. You can take the data from any government portal. In this
case, we are taking data from the public portal https://aishe.gov.in/aishe/home.
The home page of the website appears.
2. Hover the mouse on the Directory of Institutions menu. A sub menu appears.
3. Click on the Universities option. The Directory of Institutions web page will appear.
218 Touchpad Artificial Intelligence-IX

