Which mathematical technique revolutionized retail recommendation systems by allowing companies to identify hidden patterns in customer purchase data?

The retail industry has been transformed by advanced mathematical models and analytics tools. These sophisticated algorithms help businesses optimize inventory, predict consumer behavior, and personalize shopping experiences. But how much do you know about the mathematical foundations behind modern retail analytics? Test your knowledge about the intersection of mathematics and retail technology in this challenging trivia question!

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Matrix factorization and singular value decomposition (SVD)
Fourier transform analysis
Differential calculus optimization
Euclidean distance clustering