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Machine Learning

Computer Science

Chapter 9 — Feature Engineering and Model Improvement

Progress: 86%

Lesson 9.4 : Handling Imbalanced Data

Reading & Interactive Lesson

Lesson 9.4 FREE

Handling Imbalanced Data

Reading Material & Notes

Handling Imbalanced Data

This lesson explains Handling Imbalanced Data as part of Feature Engineering and Model Improvement in the Machine Learning course. It introduces the core concepts, terminology, workflow, and practical use of the topic.

Concept Overview

Understanding this topic helps learners connect fundamental theory with practical development and real-world applications. Study each concept carefully and practice it with small examples before moving to larger projects.

Important Concepts

  • Understand the definition and purpose of the topic.
  • Learn the important terminology and components.
  • Understand the typical workflow or implementation steps.
  • Identify practical use cases and common mistakes.
  • Practice the concept with a small exercise.

Practical Example

/* Practice exercise: apply the Handling Imbalanced Data concepts here. */

Learning Outcome

After completing this lesson, learners should be able to explain the main ideas of Handling Imbalanced Data, identify where they are useful, and apply them in an appropriate practical exercise.

Key Points

  • Focus on understanding rather than memorization.
  • Use practical examples to reinforce the concept.
  • Review this lesson before proceeding to the next topic.

Course Curriculum

10 Chapters • 50 Lessons

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Chapter 4 — Data Preprocessing

5 Lessons

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Lesson 4.1 : Understanding Data Preprocessing
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Lesson 4.2 : Handling Missing Values
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Lesson 4.3 : Encoding Categorical Data
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Lesson 4.4 : Feature Scaling
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Lesson 4.5 : Train-Test Data Preparation
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Chapter 5 — Regression Algorithms

5 Lessons

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Lesson 5.1 : Introduction to Regression
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Lesson 5.2 : Simple Linear Regression
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Lesson 5.3 : Multiple Linear Regression
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Lesson 5.4 : Polynomial Regression
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Lesson 5.5 : Regression Applications
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Chapter 6 — Classification Algorithms

5 Lessons

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Lesson 6.1 : Introduction to Classification
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Lesson 6.2 : Logistic Regression
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Lesson 6.3 : Decision Trees
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Lesson 6.4 : K-Nearest Neighbors
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Lesson 6.5 : Classification Applications
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Chapter 7 — Clustering Algorithms

5 Lessons

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Lesson 7.1 : Introduction to Clustering
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Lesson 7.2 : K-Means Clustering
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Lesson 7.3 : Hierarchical Clustering
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Lesson 7.4 : DBSCAN
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Lesson 7.5 : Clustering Applications
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Chapter 8 — Model Evaluation

5 Lessons

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Lesson 8.1 : Why Model Evaluation is Important
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Lesson 8.2 : Confusion Matrix
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Lesson 8.3 : Accuracy, Precision, Recall and F1 Score
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Lesson 8.4 : Regression Evaluation Metrics
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Lesson 8.5 : Cross-Validation
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Chapter 9 — Feature Engineering and Model Improvement

5 Lessons

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Lesson 9.1 : Introduction to Feature Engineering
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Lesson 9.2 : Feature Selection
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Lesson 9.3 : Feature Extraction
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Lesson 9.4 : Handling Imbalanced Data
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Lesson 9.5 : Improving Model Performance
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Chapter 10 — Machine Learning Projects

5 Lessons

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Lesson 10.1 : Planning a Machine Learning Project
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Lesson 10.2 : Machine Learning Workflow
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Lesson 10.3 : Building a Prediction Project
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Lesson 10.4 : Building a Classification Project
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Lesson 10.5 : Machine Learning Project Case Study
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Machine Learning

Chapters

10

Lessons

50

View Course Details