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Title: The k-Nearest Neighbors (kNN) Algorithm in Python – Real Python

Open Graph Title: The k-Nearest Neighbors (kNN) Algorithm in Python – Real Python

Description: In this tutorial, you'll learn all about the k-Nearest Neighbors (kNN) algorithm in Python, including how to implement kNN from scratch, kNN hyperparameter tuning, and improving kNN performance using bagging.

Open Graph Description: In this tutorial, you'll learn all about the k-Nearest Neighbors (kNN) algorithm in Python, including how to implement kNN from scratch, kNN hyperparameter tuning, and improving kNN performance using bagging.

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Table of Contentshttps://realpython.com/knn-python/#toc
Basics of Machine Learninghttps://realpython.com/knn-python/#basics-of-machine-learning
Distinguishing Features of kNNhttps://realpython.com/knn-python/#distinguishing-features-of-knn
kNN Is a Supervised Machine Learning Algorithmhttps://realpython.com/knn-python/#knn-is-a-supervised-machine-learning-algorithm
kNN Is a Nonlinear Learning Algorithmhttps://realpython.com/knn-python/#knn-is-a-nonlinear-learning-algorithm
kNN Is a Supervised Learner for Both Classification and Regressionhttps://realpython.com/knn-python/#knn-is-a-supervised-learner-for-both-classification-and-regression
kNN Is Fast and Interpretablehttps://realpython.com/knn-python/#knn-is-fast-and-interpretable
Drawbacks of kNNhttps://realpython.com/knn-python/#drawbacks-of-knn
Use kNN to Predict the Age of Sea Slugshttps://realpython.com/knn-python/#use-knn-to-predict-the-age-of-sea-slugs
The Abalone Problem Statementhttps://realpython.com/knn-python/#the-abalone-problem-statement
Importing the Abalone Datasethttps://realpython.com/knn-python/#importing-the-abalone-dataset
Descriptive Statistics From the Abalone Datasethttps://realpython.com/knn-python/#descriptive-statistics-from-the-abalone-dataset
A Step-by-Step kNN From Scratch in Pythonhttps://realpython.com/knn-python/#a-step-by-step-knn-from-scratch-in-python
Plain English Walkthrough of the kNN Algorithmhttps://realpython.com/knn-python/#plain-english-walkthrough-of-the-knn-algorithm
Define “Nearest” Using a Mathematical Definition of Distancehttps://realpython.com/knn-python/#define-nearest-using-a-mathematical-definition-of-distance
Find the k Nearest Neighborshttps://realpython.com/knn-python/#find-the-k-nearest-neighbors
Voting or Averaging of Multiple Neighborshttps://realpython.com/knn-python/#voting-or-averaging-of-multiple-neighbors
Average for Regressionhttps://realpython.com/knn-python/#average-for-regression
Mode for Classificationhttps://realpython.com/knn-python/#mode-for-classification
Fit kNN in Python Using scikit-learnhttps://realpython.com/knn-python/#fit-knn-in-python-using-scikit-learn
Splitting Data Into Training and Test Sets for Model Evaluationhttps://realpython.com/knn-python/#splitting-data-into-training-and-test-sets-for-model-evaluation
Fitting a kNN Regression in scikit-learn to the Abalone Datasethttps://realpython.com/knn-python/#fitting-a-knn-regression-in-scikit-learn-to-the-abalone-dataset
Using scikit-learn to Inspect Model Fithttps://realpython.com/knn-python/#using-scikit-learn-to-inspect-model-fit
Plotting the Fit of Your Modelhttps://realpython.com/knn-python/#plotting-the-fit-of-your-model
Tune and Optimize kNN in Python Using scikit-learnhttps://realpython.com/knn-python/#tune-and-optimize-knn-in-python-using-scikit-learn
Improving kNN Performances in scikit-learn Using GridSearchCVhttps://realpython.com/knn-python/#improving-knn-performances-in-scikit-learn-using-gridsearchcv
Adding Weighted Average of Neighbors Based on Distancehttps://realpython.com/knn-python/#adding-weighted-average-of-neighbors-based-on-distance
Further Improving on kNN in scikit-learn With Bagginghttps://realpython.com/knn-python/#further-improving-on-knn-in-scikit-learn-with-bagging
Comparison of the Four Modelshttps://realpython.com/knn-python/#comparison-of-the-four-models
Conclusionhttps://realpython.com/knn-python/#conclusion
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Using k-Nearest Neighbors (kNN) in Python 57m · 9 lessons https://realpython.com/courses/knn-python/
Joos Korstanjehttps://realpython.com/knn-python/#author
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algorithmshttps://realpython.com/tutorials/algorithms/
data-sciencehttps://realpython.com/tutorials/data-science/
machine-learninghttps://realpython.com/tutorials/machine-learning/
Basics of Machine Learninghttps://realpython.com/knn-python/#basics-of-machine-learning
Distinguishing Features of kNNhttps://realpython.com/knn-python/#distinguishing-features-of-knn
kNN Is a Supervised Machine Learning Algorithmhttps://realpython.com/knn-python/#knn-is-a-supervised-machine-learning-algorithm
kNN Is a Nonlinear Learning Algorithmhttps://realpython.com/knn-python/#knn-is-a-nonlinear-learning-algorithm
kNN Is a Supervised Learner for Both Classification and Regressionhttps://realpython.com/knn-python/#knn-is-a-supervised-learner-for-both-classification-and-regression
kNN Is Fast and Interpretablehttps://realpython.com/knn-python/#knn-is-fast-and-interpretable
Drawbacks of kNNhttps://realpython.com/knn-python/#drawbacks-of-knn
Use kNN to Predict the Age of Sea Slugshttps://realpython.com/knn-python/#use-knn-to-predict-the-age-of-sea-slugs
The Abalone Problem Statementhttps://realpython.com/knn-python/#the-abalone-problem-statement
Importing the Abalone Datasethttps://realpython.com/knn-python/#importing-the-abalone-dataset
Descriptive Statistics From the Abalone Datasethttps://realpython.com/knn-python/#descriptive-statistics-from-the-abalone-dataset
A Step-by-Step kNN From Scratch in Pythonhttps://realpython.com/knn-python/#a-step-by-step-knn-from-scratch-in-python
Plain English Walkthrough of the kNN Algorithmhttps://realpython.com/knn-python/#plain-english-walkthrough-of-the-knn-algorithm
Define “Nearest” Using a Mathematical Definition of Distancehttps://realpython.com/knn-python/#define-nearest-using-a-mathematical-definition-of-distance
Find the k Nearest Neighborshttps://realpython.com/knn-python/#find-the-k-nearest-neighbors
Voting or Averaging of Multiple Neighborshttps://realpython.com/knn-python/#voting-or-averaging-of-multiple-neighbors
Average for Regressionhttps://realpython.com/knn-python/#average-for-regression
Mode for Classificationhttps://realpython.com/knn-python/#mode-for-classification
Fit kNN in Python Using scikit-learnhttps://realpython.com/knn-python/#fit-knn-in-python-using-scikit-learn
Splitting Data Into Training and Test Sets for Model Evaluationhttps://realpython.com/knn-python/#splitting-data-into-training-and-test-sets-for-model-evaluation
Fitting a kNN Regression in scikit-learn to the Abalone Datasethttps://realpython.com/knn-python/#fitting-a-knn-regression-in-scikit-learn-to-the-abalone-dataset
Using scikit-learn to Inspect Model Fithttps://realpython.com/knn-python/#using-scikit-learn-to-inspect-model-fit
Plotting the Fit of Your Modelhttps://realpython.com/knn-python/#plotting-the-fit-of-your-model
Tune and Optimize kNN in Python Using scikit-learnhttps://realpython.com/knn-python/#tune-and-optimize-knn-in-python-using-scikit-learn
Improving kNN Performances in scikit-learn Using GridSearchCVhttps://realpython.com/knn-python/#improving-knn-performances-in-scikit-learn-using-gridsearchcv
Adding Weighted Average of Neighbors Based on Distancehttps://realpython.com/knn-python/#adding-weighted-average-of-neighbors-based-on-distance
Further Improving on kNN in scikit-learn With Bagginghttps://realpython.com/knn-python/#further-improving-on-knn-in-scikit-learn-with-bagging
Comparison of the Four Modelshttps://realpython.com/knn-python/#comparison-of-the-four-models
Conclusionhttps://realpython.com/knn-python/#conclusion
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