Machine Learning System Design Interview Alex Xu Pdf _verified_ Now

Machine Learning System Design Interview (2023), co-authored by Ali Aminian (part of the ByteByteGo

Deep Dive into Components

: Focus on specific ML nuances like feature engineering, model selection, and dataset creation. Machine Learning System Design Interview Alex Xu Pdf

illusion of competence

However, beware of the . Reading a PDF about building a recommender system is not the same as explaining, under time pressure, why your embedding layer is too large for the memory budget. Question: How does YouTube handle candidate generation

• Question: How does YouTube handle candidate generation?
• Answer (from the book): Two-tower neural network (Query tower for user, Document tower for video).

• Batch inference vs. Online inference.
• Collaborative filtering vs. Content-based filtering. In an interview, stating "I choose X" is wrong. Stating "Given our latency requirement of 50ms, we cannot use collaborative filtering because the nearest neighbor search is O(n^2), so we will use content-based" is correct.