Problem
Explain the difference between supervised, unsupervised, and reinforcement learning in the context of fraud detection at Citi.
Practicing as: AI Engineer interview at CitiHi, I'll play your Citi interviewer for the AI Engineer role. Candidates describe these interviews as mostly positive and moderately difficult, so expect me to be friendly and conversational. Take your time with the question above and answer like we're in the room.
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