Coursera吴恩达课程笔记 3.1《构建机器学习项目》-- 机器学习策略（上）

文章目录 1. Why ML Strategy 2. Orthogonalization 3. Single number evaluation metric 4. Satisficing and Optimizing metic 5. Train/dev/test distributions 6. Size of the dev and test sets 7. When to change d

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