---
title: "Discussion on \"21.2 ID3 (Iterative Dichotomiser 3)\" | Hashnode"
description: "Discussion on \"21.2 ID3 (Iterative Dichotomiser 3)\". ID3 (Iterative Dichotomiser 3) is a popular algorithm used to construct a decision tree for classification problems.\nIt selects the best attribute for splitting the data based on Information Gain, whi"
url: "https://hashnode.com/posts/21-2-id3-iterative-dichotomiser-3/69ab0bb378c5adcd0e2a5607"
---

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# [21.2 ID3 (Iterative Dichotomiser 3)](https://ai-for-multidisciplinary-application.hashnode.dev/21-2-id3-iterative-dichotomiser-3?utm_source=hashnode&utm_medium=feed)

ID3 (Iterative Dichotomiser 3) is a popular algorithm used to construct a decision tree for classification problems. It selects the best attribute for splitting the data based on Information Gain, whi

Mar 6 · 4 min read · ai-for-multidisciplinary-application.hashnode.dev  
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[Pranoti Patil](https://hashnode.com/@vibesAI)

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