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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
Nov 7, 20225 min read
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, 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...
896 views1 comment
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
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
Jul 19, 20217 min read
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
May 20, 20214 min read
Outliers and their treatment
Outliers in data analysis and data preparation are to be considered in specific ways so that the data that is fed to a machine learning...
122 views2 comments
Sai Geetha M N
May 13, 20215 min read
Feature Scaling and its Importance
Feature Scaling is a very important aspect of data preparation for many Machine Learning Algorithms. Let us understand what is feature...
96 views1 comment
Sai Geetha M N
May 6, 202110 min read
Linear Regression Through Code - Part 2
Last week, in Part 1, I walked through all the preliminary steps to be done before you can build a Linear Regression model. This week we...
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Sai Geetha M N
Apr 29, 20218 min read
Linear Regression Through Code - Part 1
#Tutorial In an earlier blog post, I have spoken about "What is Regression?" and the basic linear equation too. This is one of the...
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