A low-latency, key-value database (e.g., Redis, DynamoDB) that stores pre-computed user and item profiles for rapid real-time lookups during model scoring. 2. The Multi-Stage Funnel
How will you detect Data Drift (features changing over time) and Concept Drift (the relationship between features and labels changing)? A low-latency, key-value database (e
Jumping straight into model selection without knowing the scale. key-value database (e.g.