Minimizing Calculation Per Data Mark (#TweakThursday 37)
In examining a Mandelbrot Fractal viz created by Zen Master Noah Salvaterra, we found that the visualization is slow. Yes, it involves quite a bit of calculations. By applying simple optimizing techniques, we can accelerate the calculations significantly.
How to Make LOVE in Tableau
Happy Saint Valentine's Day! I am a bit old fashioned. Happy V-day sounds like celebrating a victory day.
The commute traffic is really light this morning. I guess that a significant number of people must be taking the day off to spend the day with their loved ones.
Going From Big to Bigger
When I worked on this Venn diagram chart, I wanted to make the size of the circles big enough so that they could overlap each other. However the default size card is very limited in size range.
I didn't have a metric to put into the Size card. So I just made up one.
Designing 3-Way Venn Diagram
A question came up in Tableau forum regarding 3-way Venn diagram. I designed a 4-way Venn diagram not so long ago. And thought this should be easy. But the reality is a bit more complex than I thought.
The difference is this one has to be dynamic. The structure is kind of fixed.
Creating Cellular Automata in Tableau
Many years ago, a friend went to grad school to study computer science in the University of Minnesota. I asked him what his research topic was. He said: cellular automata. It sounded interesting as a term, especially "automata". Although he explained it, I didn't understand much.
