Which company pioneered the use of collaborative filtering algorithms for product recommendations that would go on to revolutionize retail personalization?

Test your knowledge about the evolution of retail personalization algorithms! These sophisticated systems have revolutionized how retailers interact with customers, creating tailored shopping experiences that boost conversion rates and customer loyalty. From basic recommendation engines to complex AI-driven personalization systems, this technology has dramatically transformed the retail landscape. How well do you know the history of this game-changing retail technology?

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Amazon with its item-to-item collaborative filtering system (1998)
eBay with its BiddingBuddy recommendation system (1997)
Netflix with its Cinematch algorithm (2000)
Walmart with its ShopperInsight engine (1999)