Which mathematical technique forms the foundation of collaborative filtering algorithms widely used in retail recommendation systems?

Machine learning algorithms have transformed retail operations, from inventory management to customer personalization. But do you know which mathematical foundations power these innovations? This poll tests your knowledge about the mathematical principles behind retail machine learning applications that are reshaping the industry. Can you identify the correct mathematical approach that powers specific retail ML implementations?

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Matrix Factorization
Bayesian Networks
Markov Decision Processes
Monte Carlo Integration