Picasso.js is an open source charting library to build custom, interactive visualizations using components. Components are visual building blocks to create custom charts. Two other important elements are scale and data. picasso.js charts can also be interactive and extensible. You can find many useful examples on picassojs.studio Butterfly Chart I am going to walk you...Continue Reading

Let’s face it — One of the facets of the fourth industrial revolution is the proliferation of data and the need for harnessing data for decision making. Much has been written by the likes of Dr. Edward Tufte and Stephen Few about effective data visualizations to empower organizations to know what’s happening and what needs...Continue Reading

Every year, Gartner publishes its annual business intelligence magic quadrant. Those of us passionate about Qlik anxiously await to see Qlik as a leader in the quadrant for the past six years. This simple yet effective visualization provides context that matters most to analyze data and gain insight from it. When it comes to data,...Continue Reading

With limited real estate, showing legend for each chart may not be a good idea, especially if you are trying to increase the data-ink. Data-ink was a term coined by Dr. Edward Tufte. The idea is to increase the number of pixels that tell the data stories effectively. One of the issues user face —...Continue Reading

If you have a passion for visual analytics, you have likely read some of the classic books written by Dr. Edward Tufte. In his book, The Visual Display of Quantitative Information, Dr. Tufte introduced a slope graph. source: edwardtufte.com Slopegraphs compare changes in values over the ordinal scale for two time periods.   Slope graphs...Continue Reading