IT용어위키



Data Science Contents

1. Understanding Data Science

  • What is Data Science?
  • Impact on Business
  • Key Technologies in Data Science

2. Data Preparation and Preprocessing

3. Exploratory Data Analysis (EDA)

  • Goals of Data Analysis
  • Basic Statistical Analysis
  • Importance of Data Visualization

4. Supervised Learning

  • Introduction to Supervised Learning
  • Linear Regression
  • Decision Trees
  • K-Nearest Neighbors (KNN)
  • Support Vector Machines (SVM)
  • Naive Bayes Classifier
  • Regression vs. Classification

5. Unsupervised Learning

  • Introduction to Unsupervised Learning
  • Clustering: K-Means, Hierarchical
  • Dimensionality Reduction: PCA
  • Association Rule Learning

6. Causality in Data Science

  • Understanding Causality vs. Correlation
  • Methods for Identifying Causality (e.g., A/B Testing, Randomized Controlled Trials)
  • Applications in Business Decision Making

7. Recommender Systems

  • Types of Recommender Systems (Collaborative Filtering, Content-Based)
  • Building a Simple Recommender System
  • Challenges and Applications in Business

8. Model Evaluation and Selection

  • Importance of Model Evaluation
  • Cross-Validation
  • Evaluation Metrics (Accuracy, Precision, Recall)
  • Overfitting vs. Underfitting

9. Model Tuning

  • Hyperparameter Tuning
  • Grid Search vs. Random Search
  • Ensemble Methods (Bagging, Boosting)

10. Data Leakage

  • What is Data Leakage?
  • Identifying and Preventing Leakage
  • Impact on Model Performance

11. Data Science in Business

  • Data-Driven Decision Making
  • Predictive Analytics: Churn, Demand Forecasting
  • Managing Data Science Projects

12. Conclusion

  • Integrating Data Science in Business
  • Future Trends in Data Science
  • Sustainable Growth Through Data Science

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