On: Show HN: Spot the Drowning Child

[ZitchDog]

Any computer vision / machine learning experts want to weigh in on the difficulty involved in writing an algorithm to visually detect drowning?

[duskwuff → ZitchDog]

It's been done.

http://www.poseidonsaveslives.com/

[317070 → ZitchDog]

You'll need loads of (labeled) training data. And I'm afraid there is no good way to create such a labeled dataset. Unless we'd put some people who can't swim in a pool.