Which AI-driven initiative did Barnes & Noble implement in 2022 that revolutionized their book recommendation system?

The book retail landscape has undergone significant transformations with the integration of artificial intelligence. Major bookstore chains have adopted various AI strategies to compete with online retailers and enhance the customer experience. This poll tests your knowledge about how one of the most iconic bookstore brands has leveraged AI technology to revitalize its business model and customer engagement strategy in recent years.

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The Novel Navigator: An AI system that analyzes a customer's past purchases and browsing behavior in-store to generate personalized book recommendations via their mobile app
LitSense: A facial recognition system that scans customer expressions while browsing to suggest books matching their emotional state
AuthorMatch: An AI algorithm that pairs readers with new authors based on writing style similarities to their favorite writers
GenreBrain: A smart shelf technology that automatically rearranges book displays based on real-time customer interest patterns