Decision Trees - Feature Selection for a Split

## Here I blog on all topics related to Big Data and Data Science. Articles could be of types: Executive Summaries, Tools analysis, Tool Comparisons, Architectural Patterns, Introductions to complex topics, and 'How to' or Tutorial types that share code snippets.

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

Sai Geetha M N

- Sep 4
- 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...

9 views0 comments

Sai Geetha M N

- Aug 16
- 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...

21 views0 comments

Sai Geetha M N

- Jul 30
- 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...

92 views0 comments

Sai Geetha M N

- Jul 23
- 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...

173 views0 comments

Sai Geetha M N

- Jan 23
- 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...

80 views0 comments

Sai Geetha M N

- Jan 16
- 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...

356 views0 comments

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...

62 views0 comments

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...

122 views0 comments

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....

71 views0 comments

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...

28 views0 comments

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...

23 views0 comments

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,...

78 views0 comments

Sai Geetha M N

- Sep 16, 2021
- 6 min

Introduction to Clustering Algorithms

As mentioned in one of my introductory articles on "Machine Learning Algorithms Categories", Clustering Algorithms are a set of...

52 views0 comments

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...

73 views1 comment

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...

73 views0 comments

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...

119 views0 comments

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...

315 views0 comments

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...

151 views0 comments

Sai Geetha M N

- Jun 25, 2021
- 6 min

Data Scientists, Data Engineers, ML Engineers And More - Demystified

As the world of Big Data, Machine Learning and Artificial Intelligence is taking off, there is an overlap of roles and responsibilities...

139 views0 comments