Which personalization approach revolutionized Netflix's recommendation system and was awarded the $1 million Netflix Prize in 2009?

In today's digital entertainment landscape, streaming platforms and online stores use sophisticated personalization algorithms to recommend content and products. These systems analyze your behavior to suggest what you might enjoy next. But how well do you understand the technology that's curating your entertainment experience? Test your knowledge about the personalization systems that shape our pop culture consumption habits!

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

Collaborative filtering combining multiple prediction algorithms
Sentiment analysis of viewer reactions captured through webcams
Demographic clustering based primarily on age and location data
Content tagging using AI-powered scene recognition technology