Which mathematical technique revolutionized retail product marketing by enabling personalized recommendation systems similar to those used by Amazon and Netflix?

Modern retail strategies rely heavily on mathematical models and algorithms to make critical product decisions. From inventory optimization to customer segmentation, mathematics drives retail innovation in ways most consumers never see. This trivia question explores how retailers leverage mathematical concepts to enhance their product marketing strategies and gain competitive advantages in an increasingly data-driven marketplace.

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Collaborative Filtering Matrix Factorization
Euclidean Distance Clustering
Markov Chain Decision Trees
Bayesian Probability Networks