GK Question

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The technology that uses algorithms to recommend products based on user behavior is called ________ Filtering.

Answer: Collaborative

Collaborative Filtering recommends items by analyzing patterns from similar users (user-based) or similar items (item-based). Used by Amazon, Netflix, Spotify. Hybrid systems combine with content-based filtering. Privacy-preserving techniques like federated learning are emerging to protect user data while personalizing recommendations.

Topic Emerging Technologies
Exam Relevance UPSC, SSC CGL, Banking