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Peter Chen's Blog – April 2015 Archive (2)

Visualizing Nepal Earthquake: The Human Side of Data Science

1 The Tragedy

As most of you guys know, the country of Nepal has been hit with a powerful earthquake killing over 1,800 lives(as of this writing). Thousands are injured. Lives are disrupted. Historic temples, monuments, buildings are leveled.

I plead you to help whatever you can. Money. Time. Good wishes, thoughts, and prayers. Scroll to the end of this post for where you…

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Added by Peter Chen on April 25, 2015 at 10:00pm — 1 Comment

Finding Group Structures in Data using Unsupervised Machine Learning

1. Introduction

In this post, we’ll use an unsupervised machine learning technique called kmeans clustering to find naturual structures in our data. In the other blog posts, we used supervised machine learning techniques like logistic regression and linear regression to predict car prices or …

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Added by Peter Chen on April 4, 2015 at 6:00pm — No Comments

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