Decision Trees through an Example

We have so far seen what decision trees are, why we need them, what are certain measures that help in creating a decision tree and how...

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Sai Geetha M N

- Nov 7, 2022
- 5 min

Decision Trees through an Example

We have so far seen what decision trees are, why we need them, what are certain measures that help in creating a decision tree and how...

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Sai Geetha M N

- Sep 17, 2022
- 4 min

Decision Trees - Feature Selection for a Split

In the previous two articles "Decision Trees- How to decide the split?" and "Decision Trees - Homogeneity Measures", I have laid the...

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Sai Geetha M N

- Sep 4, 2022
- 4 min

Decision Trees - Homogeneity Measures

Having had an introduction to what is homogeneity and what are the 3 basic types of measures that can be used in the previous article on...

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Sai Geetha M N

- Aug 16, 2022
- 3 min

Decision Trees - How to decide the split?

In the introduction to Decision trees, we have seen that the whole process is to keep splitting one node into two based on certain...

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Sai Geetha M N

- Jul 30, 2022
- 2 min

Why Decision Trees?

As we saw in the last article introducing Decision Trees, decision trees can be used for classification or regression. But the same can...

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Sai Geetha M N

- Jul 23, 2022
- 4 min

Decision Trees - An Introduction

Decision trees are an algorithm class that form the foundation for Random Forests, a class of algorithms that is extensively used in...

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Sai Geetha M N

- Jan 23, 2022
- 4 min

Hierarchical Clustering Through an Example

I have taken a problem statement of an NGO wanting to find the top 5-10 countries from a list of 169 who are in dire need of aid, in the...

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Sai Geetha M N

- Jan 16, 2022
- 3 min

Hierarchical Clustering - Types of Linkages

We have seen in the previous post about Hierarchical Clustering, when it is used and why. We glossed over the criteria for creating...

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Sai Geetha M N

- Nov 26, 2021
- 5 min

Hierarchical Clustering: A Deep Dive

In the last five blog posts, I have discussed the basics of Clustering and then, K-Means clustering in detail. In my "Introduction to...

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Sai Geetha M N

- Nov 4, 2021
- 10 min

K-Means Clustering through An Example

Now that we have understood the basics of K-Means Clustering, let us dive a little deeper today. Let us look at one practical problem and...

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Sai Geetha M N

- Oct 21, 2021
- 4 min

Steps towards Data Science or Machine Learning Models

Having completed the basics of K-Means clustering in the last 3 weeks, I was tempted to take you through an example problem through code....

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Sai Geetha M N

- Oct 8, 2021
- 6 min

K-Means Clustering: Part 3 of 3

Theoretically and mathematically, we have understood a great deal about K-Means Clustering through Part 1 and Part 2 of this series. If...

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Sai Geetha M N

- Oct 1, 2021
- 4 min

K-Means Clustering: Part 2 of 3

Last week, we looked at the basic understanding of how K-Means Clustering works through the 5-step process where the two steps of...

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Sai Geetha M N

- Sep 23, 2021
- 4 min

K-Means Clustering: Part 1 of 3

Having looked at Clustering in general and also having heard that K-Means is one of the simplest and most popular clustering algorithms,...

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Sai Geetha M N

- Sep 9, 2021
- 5 min

When can you use Linear Regression?

It's been a while since my last post, as I was caught up with a couple of talking engagements - one at a university for engineering...

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Sai Geetha M N

- Aug 3, 2021
- 4 min

Prediction Vs Forecasting in Supervised Learning

In supervised learning and especially in the context of Linear regression, we often use these two terms: Prediction and Forecast. We also...

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Sai Geetha M N

- Jul 19, 2021
- 7 min

Feature Selection in Machine Learning

Selecting the right features that contribute to your model is an art and a science. I call it art because much pain can be saved if you...

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Sai Geetha M N

- Jul 8, 2021
- 8 min

Machine Learning - Rendezvous Architecture

The Rendezvous architecture proposed by Ted Dunning and Ellen Friedman in their book on Machine Learning Logistics was a wonderful...

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Sai Geetha M N

- Jul 1, 2021
- 7 min

Big Data Architecture for Machine Learning

Machine Learning by itself is a branch of Artificial Intelligence that has a large variety of algorithms and applications. One of my...

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Sai Geetha M N

- May 27, 2021
- 5 min

MultiCollinearity

Multicollinearity is a concept relevant to all the input data that is used in a Machine learning Algorithm. This has to be understood...

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