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# System prepended metadata

title: Overfitting & Solutions
tags: [課程共筆]

---

###### tags: `課程共筆`

# Overfitting & Solutions

### What Is Overfitting?

### Weight Regularization for L1 and L2

### L1(Lasso) with Feature Extraction
> Hint
> ![](https://i.imgur.com/EkDP12Q.png =360x)

### summary
- Linear Regression解絕連續值的預測問題
- Feature Transform增加模型複雜度
- L1, L2 Regularization控制模型複雜度(Lasso, Ridge)