Imbalanced Classification Problems
Free Intermediate course · 10 lessons · 3 weeks · Certificate on completion
Model rare events — defaults, diseases, defects — without fooling yourself with accuracy. Across 10 lessons you'll move from fundamentals to a portfolio-ready outcome — at your own pace, with quizzes after each lesson and a final exam to certify your mastery.
What you'll learn
- Why accuracy lies
- Precision, recall and PR curves
- Resampling: over and under
- SMOTE and variants
- Class weights
- Threshold moving
Skills you'll pick up
- Why accuracy lies
- Precision, recall and PR curve
- Resampling: over and under
- SMOTE and variants
- Class weights
- Threshold moving
Tools covered
- Imbalanced Data
- Real-world projects
- Quizzes
- Final exam
Course modules
Module 1: Why accuracy lies
Module 1 of Imbalanced Classification Problems. 3 lessons · 3h
Module 2: SMOTE and variants
Module 2 of Imbalanced Classification Problems. 3 lessons · 3h
Module 3: Cost-sensitive learning
Module 3 of Imbalanced Classification Problems. 2 lessons · 2h
Module 4: Evaluating on rare classes
Module 4 of Imbalanced Classification Problems. 2 lessons · 2h
Lessons in this course
- Why accuracy lies
- Precision, recall and PR curves
- Resampling: over and under
- SMOTE and variants
- Class weights
- Threshold moving
- Cost-sensitive learning
- Ensembles for imbalance
- Evaluating on rare classes
- Case study: loan defaults
Instructor
Elena Sokolova — Applied ML Researcher
Elena Sokolova is a Applied ML Researcher with years of hands-on experience teaching Imbalanced Data to thousands of learners worldwide.
Certificate
Finish every lesson and pass the final exam to earn a free, verifiable Learnera certificate for Imbalanced Classification Problems. It can be downloaded as a PDF and shared on LinkedIn.
Career outcomes
Median global salary $120,000 per year · median India salary ₹16,80,000 per year · 21,015 open roles worldwide
- Imbalanced Data Specialist
- Senior Imbalanced Data Lead
- Imbalanced Data Consultant
Frequently asked questions
Is the Imbalanced Classification Problems course free?
Yes. Every Learnera course, including Imbalanced Classification Problems, is completely free — lessons, quizzes, the final exam, and the certificate.
How long does Imbalanced Classification Problems take?
10 lessons, typically completed in 3 weeks at a comfortable pace.
Do I get a certificate?
Yes — pass the final exam and you receive a free, verifiable certificate you can share on LinkedIn.