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So here's a story of, by far, the weirdest bug I've encountered in my CS career. (threadreaderapp.com)

submitted 5 months ago by RGB@group.lt to c/technology@lemmy.world

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Along with @maciejwolczyk we've been training a neural network that learns how to play NetHack, an old roguelike game, that looks like in the screenshot. Recently, something unexpected happened.

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[–] rodneylives@lemmy.world 5 points 5 months ago

Warning: this is secretly a Nethack thread!

So, the model was playing on average 2,000 points worse because the player was luckier? The things about werewolves and dogs is a factor but is statistically insignificant.

Nethack has a couple of other gotchas like this. They should be grateful they weren't playing on Friday the 13th....