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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 KUMAR ASHISH
Profile icon KUMAR ASHISH
LinkedIn
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.
See other products by 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
1. Statistical Linguistics with R 2. Processing Text 3. Categorizing and Tagging Text 4. Dimensionality Reduction 5. Text Summarization and Clustering 6. Text Classification 7. 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)

Profile icon KUMAR ASHISH
LinkedIn
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.
Read more
See other products by KUMAR ASHISH

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