Book Image

Practical Data Analysis - Second Edition

By : Hector Cuesta, Dr. Sampath Kumar
Book Image

Practical Data Analysis - Second Edition

By: Hector Cuesta, Dr. Sampath Kumar

Overview of this book

Beyond buzzwords like Big Data or Data Science, there are a great opportunities to innovate in many businesses using data analysis to get data-driven products. Data analysis involves asking many questions about data in order to discover insights and generate value for a product or a service. This book explains the basic data algorithms without the theoretical jargon, and you’ll get hands-on turning data into insights using machine learning techniques. We will perform data-driven innovation processing for several types of data such as text, Images, social network graphs, documents, and time series, showing you how to implement large data processing with MongoDB and Apache Spark.
Table of Contents (21 chapters)
Practical Data Analysis - Second Edition
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface

The anatomy of Twitter data


Twitter is a Social Network site which provides a micro-blogging service for sharing text messages up to 140 characters long (Tweets). We can retrieve several types of data from Twitter, such as Tweets, Followers, Likes, Direct Messages, and Trending Topics.

We can create a new Twitter account with the following link:

http://twitter.com

Tweet

A Tweet is the name of the 140-character text message. However, we can get more information than the text message itself, such as date and time, links, user mentions (@), hash tags (#), re-tweet count, local language, favorites count, and geocode. In the following screenshot, we can observe a tweet re-tweeted 745 times, with 336 likes, a hashtag (#WarEagle), and user mentions (@FootballAU and @CoachGuzMalzahn):

Followers

Users on Twitter can follow other users, creating a directed graph (see Chapter 10, Working with Social Graphs) with a lot of possibilities for analysis, such as centrality and community clustering. In this...