Path: blob/master/1_Supervised_Machine_Learning/Week 3. Classification/_Learning Objectives.md
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Week 3: Classification
This week, you'll learn the other type of supervised learning, classification. You'll learn how to predict categories using the logistic regression model. You'll learn about the problem of overfitting, and how to handle this problem with a method...
Learning Objectives
Use logistic regression for binary classification
Implement logistic regression for binary classification
Address overfitting using regularization, to improve model performance
Classification with logistic regression
Motivations - Video • Duration: 9 min
Optional lab: Classification - Lab • Duration: 1 h
Logistic regression - Video • Duration: 9 min
Optional lab: Sigmoid function and logistic regression - Lab • Duration: 1 h
Decision boundary - Video • Duration: 10 min
Optional lab: Decision boundary - Lab • Duration: 1 h
Practice quiz: Classification with logistic regression
Practice quiz: Classification with logistic regression
Cost function for logistic regression
Cost function for logistic regression - Video • Duration: 11 min
Optional lab: Logistic loss - Lab • Duration: 1 h
Simplified Cost Function for Logistic Regression - Video • Duration: 5 min
Optional lab: Cost function for logistic regression - Lab • Duration: 1 h
Practice quiz: Cost function for logistic regression
Practice quiz: Cost function for logistic regression
Gradient descent for logistic regression
Gradient Descent Implementation - Video • Duration: 6 min
Optional lab: Gradient descent for logistic regression - Lab • Duration: 1 h
Optional lab: Logistic regression with scikit-learn - Lab • Duration: 1 h
Practice quiz: Gradient descent for logistic regression
Practice quiz: Gradient descent for logistic regression
The problem of overfitting
The problem of overfitting - Video • Duration: 11 min
Addressing overfitting - Video • Duration: 8 min
Optional lab: Overfitting - Lab • Duration: 1 h
Cost function with regularization - Video • Duration: 9 min
Regularized linear regression - Video • Duration: 8 min
Regularized logistic regression - Video • Duration: 5 min
Optional lab: Regularization - Lab • Duration: 1 h
Practice quiz: The problem of overfitting
Practice quiz: The problem of overfitting
Week 3 practice lab: logistic regression
Week 3 practice lab: logistic regression - Programming Assignment • Duration: 3 h
Acknowledgments
Acknowledgments - Reading • Duration: 10 min