Gwern — Decision Theory↗
by Gwern Branwen
Choice, optimization, prediction markets, and A/B testing.
7 posts
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Each email contains one post, starting with #1
Candy Japan’s new box A/B test
9 minStill, 7% is not negligible - there is still a chance that we are making a mistake in not using the new boxes, as we did get evidence suggesting the new boxes are better.
When Should I Check The Mail?
15 minThe R survival library supports the usual right/left-censoring but also the interval-censoring.
Prediction Markets
23 minSo once we are interested in prediction markets and would like to try them out, we need to pick one. There are several.
The Power of Twins: The Scottish Milk Experiment
15 minWhen put this way, one might wonder how to improve the design of simple randomized experiments : if you have a group with too many women and too few men, why not change your coin flip to instead...
Banner Ads Considered Harmful
2 minSetting this up in JS turned out to be a little tricky since there is no built-in function for getting day-of-year or for hashing numbers/strings; so rather than spend another 10 lines copy-pasting...
A/B testing long-form readability on Gwern.net
3 minThis RNN progressed steadily over time, although by the end the performance on the held-out validation dataset seem to have been stagnating when I plot the validation...
Running Traffic Lights as Complex Disasters
10 minJames Reason , inventor of the Swiss cheese model of complex disasters & errors, recently died .