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Lecture
Model Evaluation: K-Nearest Neighbor
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Related lectures (37)
Model Evaluation
Delves into model evaluation, covering theory, training error, prediction error, resampling methods, and information criteria.
Model Selection Criteria: AIC, BIC, Cp
Explores model selection criteria like AIC, BIC, and Cp in statistics for data science.
Model Assessment and Hyperparameter Tuning
Explores model assessment, hyperparameter tuning, and resampling strategies in machine learning.
Nonlinear ML Algorithms
Introduces nonlinear ML algorithms, covering nearest neighbor, k-NN, polynomial curve fitting, model complexity, overfitting, and regularization.
Metrics for Classification
Covers sampling, cross-validation, quantifying performance, optimal model determination, overfitting detection, and classification sensitivity.
Machine Learning Basics
Introduces machine learning basics, including data collection, model evaluation, and feature normalization.
Quantifying Performance: Misclassification and F-Measure
Covers quantifying performance through true positives, false negatives, and false positives in machine learning.
Overfitting, Cross-validation, Regularization
Explores overfitting, cross-validation, and regularization in machine learning, emphasizing model complexity and the importance of regularization strength.
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Linear Regression and Gradient Descent
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Untitled
Classification: Decision Trees and kNN
Introduces decision trees and k-nearest neighbors for classification tasks, exploring metrics like accuracy and AUC.
Linear Systems: Modeling and Identification
Covers auto-encoders, linear systems modeling, system identification, and recursive least squares.
Regression Trees and Ensemble Methods in Machine Learning
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Discusses regression trees, ensemble methods, and their applications in predicting used car prices and stock returns.
Document Analysis: Topic Modeling
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Explores document analysis, topic modeling, and generative models for data generation in machine learning.
Decision Trees: Classification
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Explores decision trees for classification, entropy, information gain, one-hot encoding, hyperparameter optimization, and random forests.
Model Assessment: Metrics and Selection
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Explores model assessment metrics, selection techniques, bias-variance tradeoff, and handling skewed data distributions in machine learning.
Model Complexity and Overfitting in Machine Learning
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Covers model complexity, overfitting, and strategies to select appropriate machine learning models.
Linear Regression: Basics
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Covers the basics of linear regression, binary and multi-class classification, and evaluation metrics.
Overfitting in Supervised Learning: Case Studies and Techniques
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Addresses overfitting in supervised learning through polynomial regression case studies and model selection techniques.
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