Getting Started with Tableau for Data Visualisation

In this blog post I show how to get started with Tableau to do some simple yet interesting data visualisations.  Using a list of all Summer Olympic Games medal winners since 1896, I used Tableau Public to uncover some simple yet interesting facts about the games and about recent history.

Tableau Continue reading Getting Started with Tableau for Data Visualisation

Intensity Maps using Google Fusion Tables

What is an Intensity Map?

Intensity-Map

An intensity map highlights geographical regions based on relative values. Geographical regions can be countries, states, counties, cities, etc. and the values or aspects that can be highlighted or represented could be as varied as social, political, cultural, economic, sociological, agricultural, etc.

Continue reading Intensity Maps using Google Fusion Tables

Data Visualisation for Beginners

What is Data Visualisation?

I like the definition in TechTarget: Data visualisation is a general term that describes any effort to help people understand the significance of data by placing it in a visual context. Patterns, trends and correlations that might go undetected in text-based data can be exposed and recognized easier with data visualisation software.

Continue reading Data Visualisation for Beginners