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Vivek Kalyanarangan's Blog (9)

Text Clustering : Get quick insights from Unstructured Data

In this two-part series, we will explore text clustering and how to get insights from unstructured data. It will be quite powerful and industrial strength. The first part will focus on the motivation. The second part will be about implementation.

This post is the first part of the two-part series on how to get insights from unstructured data using text clustering. We will build this in a very modular way so that it can be applied to any dataset. Moreover, we will also focus…

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Added by Vivek Kalyanarangan on July 5, 2017 at 9:30pm — No Comments

How to build a search engine: Part 4

This post is the fourth part of the multi-part series on how to build a search engine –

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Added by Vivek Kalyanarangan on January 10, 2017 at 1:00am — No Comments

How to build a search engine: Part 3

 

This post is the third part of the multi-part series on how to build a search engine –

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Added by Vivek Kalyanarangan on December 30, 2016 at 6:00am — No Comments

How to build a search engine - Part 2: Configuring elasticsearch

This post is the second part of the multi-part series on how to build a search engine –

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Added by Vivek Kalyanarangan on December 23, 2016 at 10:30am — No Comments

How to build a search engine: Part 1

In this multi-part series, we will explore how to build a search engine. It will be quite powerful and industrial strength. The first part will focus on getting the right tools and getting technology stack ready. We will build this search engine with an AngularJS front-end and use elasticsearch as the computation back end.

This post is the first part of the multi-part series on how to build a search engine –

  • How to build a search engine – Part 1: Installing the tools and…
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Added by Vivek Kalyanarangan on December 16, 2016 at 2:00am — No Comments

Opinion Mining - Sentiment Analysis and Beyond

Introduction

There’s a lot of buzzword around the term “Sentiment Analysis” and the various ways of doing it. Great! So you report with reasonable accuracies what the sentiment about a particular brand or product is.

Opinion Mining and Sentiment Analysis

After publishing this report, your client comes back to you and…

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Added by Vivek Kalyanarangan on November 4, 2016 at 8:24am — No Comments

Data Science is Cooking!

Most people think data science is smart people doing very smart stuff. Well that’s not it. Data science is just another subject involving its own bit of subtle complexities that has to be handled with knowledge and an innovative approach. JUST LIKE COOKING.

data-science-is-cooking

Getting the Data

Cooking is art and science. So is Analytics. Both start from getting the right ingredients. No matter how many spices and cooking techniques you apply, the dish won’t…

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Added by Vivek Kalyanarangan on November 1, 2016 at 10:00am — No Comments

Building an end-end search engine

"Information is the oil of the 21st century, and analytics is the combustion engine" Peter Sondergaard, SVP, Gartner Research

In analytics, we retrieve information from various data sources; it can be structured or unstructured. The biggest challenge here is to retrieve information from unstructured data mainly texts. Here machine learning comes into the picture to overcome this challenge. Different algorithms have been designed in different platforms…

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Added by Vivek Kalyanarangan on September 9, 2016 at 8:30am — No Comments

Machine Learning Introduction

We live in the era of data. Its almost inevitable now that we need to delegate our knowledge and understanding of the world to computers who can model this behaviour on a large scale. So, this is the age of machine learning.

A small window into Machine Learning

Machine Learning is the art and science of making a computer perform a specific task without explicitly programming it.

With the advent of BIG data,…

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Added by Vivek Kalyanarangan on April 1, 2016 at 8:00pm — No Comments

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