Which mathematical modeling technique revolutionized retail churn prediction by allowing companies to identify at-risk customers with 85%+ accuracy?

The intersection of mathematics and retail data science has revolutionized how companies make strategic decisions. Advanced algorithms now power everything from inventory management to customer behavior prediction. This trivia question explores a significant mathematical innovation that transformed retail big data analytics and how major retailers implement these techniques to gain competitive advantages in the marketplace.

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Monte Carlo Markov Chains (MCMC)
Gradient Boosted Decision Trees
Principal Component Analysis (PCA)
Long Short-Term Memory (LSTM) Networks