19
votes
3answers
658 views

How to show progress towards goal?

On our intranet we display some numbers for our employees so they can keep track of their performance goals. Currently it's just a table. We'd like something more visual, and this was the first ...
12
votes
6answers
302 views

How to present weighted values

I have a formula which is used to calculate certain scores. The formula has some parameters (shown in the image below) including a Weight parameter that is changed dynamically (the rest of the inputs ...
16
votes
3answers
3k views

How many visually distinct colors can accurately be associated with a separated legend in a figure?

For charts and graphs it's a relatively common question by programmers to want to procedurally generate an arbitrary number of colors that are visually distinct. Various research (or educated ...
6
votes
2answers
489 views

Real vs perceived circle area in data visualisation

I am about to visualise some data using circles on top of a map but I am concerned about the real vs perceived circle size. I've read about a bias in the perception of the area of a circle. The best ...