If an Recommendation System suggests items to a user based on past interactions between users and items, that system is known as a Collaborative Filtering system. In these recommendation engines, a user-item interactions matrix is created such that every user and item pair has a space in the matrix.
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View Code? Open in Web Editor NEWIf an RS suggests items to a user based on past interactions between users and items, that system is known as a Collaborative Filtering system. In these recommendation engines, a user-item interactions matrix is created such that every user and item pair has a space in the matrix.