Choosing the Right Number of Neighbors (k) for the K-Nearest Neighbors (KNN) Algorithm

Six methods to measure the effect of the number of neighbors on KNN model evaluation

Rukshan Pramoditha
Towards Data Science
11 min readFeb 27, 2024

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Image by PublicDomainPictures from Pixabay (Edited with Canva by author)

In machine learning, KNN (K-Nearest Neighbors) plays an important role in classification and regression tasks.

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