Track performance over time - A Bump Chart is a special form of a line plot. This kind of plot is designed for exploring changes in rank over time. The focus here is usually on comparing the position or performance of multiple observation...

A threat to humanity - Since the rise and fall of the Islamic State of Iraq and the Levant (ISIS), almost no day passes without another terrorist attack in some part of the world. Though, in western media only a small number of attacks ar...

A threat to humanity - Since the rise and fall of the Islamic State of Iraq and the Levant (ISIS), almost no day passes without another terrorist attack in some part of the world. Though, in western media only a small number of attacks ar...

Visualise time series data in calendar style - Nowadays you can find calendar heatmaps on every GitHub profile. The first time I saw a one, it was the winning entry for the JSM Data Expo in 2009. What amazed me most was that it was crea...