Which mathematical algorithm revolutionized e-commerce product recommendations by using matrix factorization to analyze user preferences and is now implemented by platforms like Amazon and Netflix?

E-commerce platforms rely heavily on mathematical algorithms to enhance user experience and drive sales. From recommendation systems to dynamic pricing models, mathematics plays a crucial role in how products are presented to consumers online. This trivia question focuses on one of the most influential mathematical innovations in e-commerce that revolutionized how products are suggested to users.

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Collaborative Filtering through Singular Value Decomposition (SVD)
Bayes' Theorem Preference Analysis
Monte Carlo Markov Chain (MCMC) Product Matching
Euclidean Distance Clustering Algorithm