200 facebook likes to map a person to an ocean score, but you could look at most people's twitter feeds for 20 seconds and know who they are
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obvious that the results themselves in a lot of cases aren't really that powerful, just the ability to compute them in bulk
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a thing I took to heart awhile ago is that no human is a state machine but most can be modeled as such
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there was a really poignant thing I read once about how while many people's tastes are cheap they all experience the same depth of emotion
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low-class couple hears some mass-produced I-V-vi-IV pop tune and says "hey, that's our song", and the reflex of the cultured man is to scoff
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but they feel it just as intensely as he does when he listens to his chopin
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from the perspective of the outside observer though it doesn't really matter. both their responses to stimuli likely just as easy to model
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joke about a pair of mathematics students. the male is instructed to approach halfway to the female and again and so forth
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after several iterations she says to him "ha ha, you'll never reach me"
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and he replies "true, but I can get close enough for practical purposes"
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that's the important bit. close enough for practical purposes
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IMO the way to avoid falling into this trap is to optimize for things you want to happen, not labels
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start imagining everything as an RL problem. even if you don't do RL it'll help you pick the right proxies
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don't say "how do we tell who's a sports enthusiast", say "how do we get REI ads to convert better"
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hahaha adtech haha
Thanks. Twitter will use this to make your timeline better. UndoUndo
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