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Re:Nvidia Announces A100 80GB GPU for AI by marcinzm on Wednesday November 18, 2020 @06:54PM (#25144357)
>For all the data that they collect and all the AI that they pay for, these companies get very little revenue to show for it.

Not really, they make a shit ton of money from their recommendations and perform extensive A/B testing to keep track of how much money it makes them. Anecdotes aren't data and large tech companies don't spend money for no reason (especially when they can A/B test the impact trivially). Remember that at their scales even a 0.01% increase in revenue is worth $10+ million per year so they don't need to be perfect to make a shit ton of money. There's a reason ML engineers get paid $1+ million and it's not corporate stupidity.

Re:Nvidia Announces A100 80GB GPU for AI by laichzeit0 on Wednesday November 18, 2020 @11:07PM (#25146130)
I doubt it’s A/B testing, more likely some multi-armed bandit algorithm.
Re:Nvidia Announces A100 80GB GPU for AI by disgruntledphd2 on Thursday November 19, 2020 @06:04AM (#25148286)
You typically need both.

You'll have some kind of MAB in production, but in order to measure individual incremental impacts, you still need a proper experiment.