Model Validation

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Objective

Understand model validation techniques

Reference

Train/Test Split

• Train-Test Split for Evaluating Machine Learning Algorithms

Cross Validation

• Cross Validation Explained
• Cross Validation clearly explained - video
• Another good video tutorial - video
• A Gentle Introduction to k-fold Cross-Validation
• ‘Chapter 5.1 - Cross Validation’ from An Introduction to Statistical Learning book gives a pretty good introduction

Cross Validation in SKLearn

• A good example of CV in SKLearn
• Comparing multiple algorithms with CV
• Comparing multiple algorithms with CV
• SkLearn Cross Validation docs

Checklist

Exercises

Difficulty Level

★☆☆ - Easy
★★☆ - Medium
★★★ - Challenging
★★★★ - Bonus

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