You probably also want to do some kind of normalization here based on how many total posts the user has upvoted. (So you can’t just i.e. upvote everything.)
(You probably actually care about something a little different from the accuracy of their upvoted-as-predictions on average though...)
You probably also want to do some kind of normalization here based on how many total posts the user has upvoted. (So you can’t just i.e. upvote everything.) (You probably actually care about something a little different from the accuracy of their upvoted-as-predictions on average though...)