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Decision Trees

08

Mar'17

204.3.4 How to Calculate Entropy for Decision Tree Split?

Link to the previous post : https://statinfer.com/204-3-3-how-decision-tree-splits-works/ Entropy Calculation – Example Entropy at root Total population at root 100 50+,50- …

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08

Mar'17

204.3.3 How Decision tree Splits works?

Link to the previous post : https://statinfer.com/204-3-2-the-decision-tree-approach/ Decision Tree follows the Algorithm ID3 (Iterative Dichotomiser 3). This algorithm iteratively splits data …

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06

Mar'17

204.3.1 Decision Trees in Python : Segmentation

In this series of posts we will cover one of the widely used algorithms in machine learning. We will start …

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27

Jan'17

203.3.11 Practice : Tree Building & Model Selection

LAB: Tree Building & Model Selection In previous section, we studied about Pruning a Decision Tree in R Import fiber …

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27

Jan'17

203.3.10 Pruning a Decision Tree in R

Pruning In previous section, we studied about The Problem of Over fitting the Decision Tree Growing the tree beyond a …

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27

Jan'17

203.3.9 The Problem of Over fitting the Decision Tree

LAB: The Problem of Over fitting In previous section, we studied about Validating the Tree   Import Dataset: “Buyers Profiles/Train_data.csv” …

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