JiashiSong/Elo-Merchant-Category-Recommendation

ELO - a Brazilian payment service company. Elo has partnerships with many merchants. Merchants want to develop discount strategies and discounts for specific users, that is, personalized recommendations. Elo has a business metric internally called loyalty score. Elo hopes to pass a series of historical data to each user. The loyalty score (per card) is predicted to improve the accuracy of the recommendation.

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