UX Specialist @Linguamatics. ❤️ UX. Design. Infoviz. Bias. Content in context. Little details & big pictures. My tweets, my views. Insta: thinkui
Dec 13, 2021 • 13 tweets • 4 min read
I wanted to understand more about what affects color contrast: lightness, saturation, hue, choice of foreground (black or white), and algorithm (WCAG 2.0 or APCA ).
The interaction between all these is far messier than I could have imagined.
A thread 🧵
So what are we looking at here.
The charts show how contrast varies for black or white text on a range of colored backgrounds when using the WCAG 2.0 color contrast ratio, or the proposed APCA color contrast algorithm coming in WCAG 3.0 (which is still years off)
Jun 19, 2019 • 10 tweets • 3 min read
A layman's thread about #AI and #ethics.
This morning as I was driving in to work @BBCr4today discussed a framework for ethics in AI after the £150m Schwarzman donation to Oxford Uni for a new Institute on AI and Ethics. Whoever was speaking was asked for examples... 1/9
Example given: A self driving car bombing down the road and the brakes fail - should the car go ahead killing pedestrians in its path or swerve to avoid them and instead kill the driver (such as the occupant might be). 2/9
So what are we looking at here.