Which mathematical technique did Amazon first implement in 1998 that revolutionized e-commerce recommendation systems and is now used by nearly every major online retailer?

The intersection of mathematics and e-commerce has revolutionized how online retailers optimize their platforms. Behind many of the recommendation algorithms and shopping experiences we take for granted today are sophisticated mathematical models. This poll tests your knowledge about a groundbreaking mathematical innovation that transformed e-commerce personalization and recommendation systems.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Collaborative filtering with matrix factorization
Bayesian preference modeling
Neural network product embedding
Markov decision process optimization