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Mastering Text Mining with R

You're reading from Mastering Text Mining with R

Product type Book

Published in Dec 2016

Publisher Packt

ISBN-13 9781783551811

Pages 258 pages

Edition 1st Edition

Languages

Concepts

Author (1):

KUMAR ASHISH

Table of Contents (15) Chapters

Mastering Text Mining with R

Credits

About the Authors

About the Reviewers

www.PacktPub.com

Customer Feedback

Preface

Statistical Linguistics with R

Processing Text

Categorizing and Tagging Text

Dimensionality Reduction

Text Summarization and Clustering

Text Classification

Entity Recognition

Index

Language detection

TextCat is a text classification utility. The primary usage of TextCat is language identification. textcat package in R provides wrapper function for n-gram based text categorization and the language detection. It can detect up to 75 languages:

Library(textcat)
>my.profiles <- TC_byte_profiles[names(TC_byte_profiles)]
>my.profiles

A textcat profile db of length 75.

> my.text <- c("This book is in English language",
 "Das ist ein deutscher Satz.",
 "Il s'agit d'une phrase française.",
 "Esta es una frase en espa~nol.")
 textcat(my.text, p = my.profiles)
> textcat(my.text, p = my.profiles)

[1] "english" "german"  "french"  "spanish"

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Authors (1)

KUMAR ASHISH

Ashish Kumar is a seasoned data science professional, a publisher author and a thought leader in the field of data science and machine learning. An IIT Madras graduate and a Young India Fellow, he has around 7 years of experience in implementing and deploying data science and machine learning solutions for challenging industry problems in both hands-on and leadership roles. Natural Language Procession, IoT Analytics, R Shiny product development, Ensemble ML methods etc. are his core areas of expertise. He is fluent in Python and R and teaches a popular ML course at Simplilearn. When not crunching data, Ashish sneaks off to the next hip beach around and enjoys the company of his Kindle. He also trains and mentors data science aspirants and fledgling start-ups.

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