I just noticed that someone added a link to one of my github experiments on the wikipedia page for Fitness Proportional Selection. Assuming it wasn't me years ago and I just forgot, that's pretty neat. https://thoughts.johnbnelson.com/fast_proportional_selection/ …
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A simple gist if you're curious. All you really need to do is keep track of the max value on updates. No need to normalize or anything.https://gist.github.com/jbn/0e845461f3e5cfdac2847fc6b51ad4ef#file-stochastic_acceptance-py …
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