- Interest-based recommendations by signup
- Content-based - System that follows videos watched
- Similar videos based on content
- As interest changes, content changes, adaptive strategy
- Collaborative, Recommendations based on other people similar to me
- Watch history based on users in clusters
- A model trained as a batch job
- Two-tower approach (based on neural network)
- Batch, Online training, Ranking
- Model updated in real-time
- Recent changes are updated in real-time
- Vectors from video data - Indexing videos
- Videos - Index creation - Vector Embeddings
- Online + Offline Systems
Keep Exploring!!!
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