chapters · 6
01Free Preview
Vectors: How Ai Sees Things
Understand how AI converts everything—songs, movies, people—into lists of numbers to find patterns
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Similarity: Finding Matches
Learn how AI calculates similarity between items to recommend things you'll probably like
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Collaborative Filtering: What Similar Users Liked
Discover how platforms find people like you and recommend what they enjoyed
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Content-based Filtering: Item Features
Understand how platforms analyze what you like and find items with similar characteristics
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Cold Start Problem: New Users & Items
Learn why platforms struggle with new users who have no history, and how they solve it
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Hybrid Systems: Combining Approaches
Discover how Netflix, Spotify, and TikTok combine multiple techniques for better recommendations
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