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Python Machine Learning By Example

You're reading from   Python Machine Learning By Example The easiest way to get into machine learning

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Product type Paperback
Published in May 2017
Publisher Packt
ISBN-13 9781783553112
Length 254 pages
Edition 1st Edition
Languages
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Authors (2):
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Yuxi (Hayden) Liu Yuxi (Hayden) Liu
Author Profile Icon Yuxi (Hayden) Liu
Yuxi (Hayden) Liu
Ivan Idris Ivan Idris
Author Profile Icon Ivan Idris
Ivan Idris
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Table of Contents (9) Chapters Close

Preface 1. Getting Started with Python and Machine Learning FREE CHAPTER 2. Exploring the 20 Newsgroups Dataset with Text Analysis Algorithms 3. Spam Email Detection with Naive Bayes 4. News Topic Classification with Support Vector Machine 5. Click-Through Prediction with Tree-Based Algorithms 6. Click-Through Prediction with Logistic Regression 7. Stock Price Prediction with Regression Algorithms 8. Best Practices

Touring powerful NLP libraries in Python

After a short list of real-world applications of NLP, we will be touring the essential stack of Python NLP libraries in this chapter. These packages handle a wide range of NLP tasks as mentioned above as well as others such as sentiment analysis, text classification, named entity recognition, and many more.

The most famous NLP libraries in Python include Natural Language Toolkit (NLTK), Gensim and TextBlob. The scikit-learn library also has NLP related features. NLTK (http://www.nltk.org/) was originally developed for education purposes and is now being widely used in industries as well. There is a saying that you can't talk about NLP without mentioning NLTK. It is the most famous and leading platform for building Python-based NLP applications. We can install it simply by running the sudo pip install -U nltk command in Terminal.

NLTK comes with over 50 collections of...

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