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How Netflix, Spotify, TikTok Know You
Understand recommendation systems and how platforms predict what you'll love
Created by Doodlingo6 pages
24 blocks
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Last updated Oct 29, 2025. Clone to remix or explore directly from the public view.
Project Pages
Explore 6 pages of curated content.
01
Vectors: How AI Sees Things
Understand how AI converts everything—songs, movies, people—into lists of numbers to find patterns
4 blocks
02
Similarity: Finding Matches
Learn how AI calculates similarity between items to recommend things you'll probably like
4 blocks
03
Collaborative Filtering: What Similar Users Liked
Discover how platforms find people like you and recommend what they enjoyed
4 blocks
04
Content-Based Filtering: Item Features
Understand how platforms analyze what you like and find items with similar characteristics
4 blocks
05
Cold Start Problem: New Users & Items
Learn why platforms struggle with new users who have no history, and how they solve it
4 blocks
06
Hybrid Systems: Combining Approaches
Discover how Netflix, Spotify, and TikTok combine multiple techniques for better recommendations
4 blocks
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