Sai Geetha M N
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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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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Sai Geetha M N
Sep 17, 20224 min read
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, 20224 min read
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, 20223 min read
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 23, 20224 min read
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, 20224 min read
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, 20223 min read
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, 20215 min read
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, 202110 min read
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, 20214 min read
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, 20216 min read
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, 20214 min read
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, 20214 min read
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 16, 20216 min read
Introduction to Clustering Algorithms
As mentioned in one of my introductory articles on "Machine Learning Algorithms Categories", Clustering Algorithms are a set of...
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Sai Geetha M N
Apr 8, 20212 min read
Regression Algorithms
#ExecutiveSummary #MLModels What is Regression? Regression is a statistical model/method used to determine the strength and character of...
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