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Text Analytics and Predictions with Python Essential Training

Text Analytics and Predictions with Python Essential Training

35mIntermediate2019-06-19

Authors

Kumaran Ponnambalam

Kumaran Ponnambalam

Working with data for 20+ years

Course details

Text is a rich source of insights for businesses. Websites, social media, emails, and chats all contain valuable customer data. But to reap the rewards, you need to be able to analyze large amounts of unstructured text. Text mining is an essential skill for anyone working in big data and data science. This course teaches text-mining techniques to extract, cleanse, and process text using Python and the scikit-learn and nltk libraries. Kumaran Ponnambalam explains how to perform text analytics using popular techniques like word cloud and sentiment analysis. He then shows how to make predictions with text data using clustering, classification, and recommendations—otherwise known as predictive text. Along the way, he introduces important text analytics concepts such as lemmatization and n-grams.

Learning objectives
Generating a word cloud
Determining the sentiments of customers
K-means clustering of text
Predicting the classification of text documents
Predictive text

Skills covered

Machine LearningPythonEssential TrainingArtificial Intelligence (AI)Programming LanguagesOpen SourceSoftware Development

Concepts

0. Introduction

  • 01 - The need for text mining skills in data science
  • 02 - Introduction to text analytics
  • 03 - Course prerequisites
  • 04 - Using Jupyter Notebook

1. Word Cloud

  • 05 - Word Cloud concepts
  • 06 - Preparing data for a word cloud
  • 07 - Displaying the word cloud
  • 08 - Enhancing the word cloud

2. Sentiment Analysis

  • 09 - Purpose
  • 10 - Preparing data for sentiment analysis
  • 11 - Finding sentiments
  • 12 - Summarization and display

3. Clustering

  • 13 - Purpose
  • 14 - Preparing data for clustering
  • 15 - k-means clustering
  • 16 - k-means optimization

4. Classification

  • 17 - Purpose
  • 18 - Preparing data for classification
  • 19 - Na ve Bayes classification
  • 20 - Predictions for text

5. Predictive Text

  • 21 - Predictive text concepts
  • 22 - Preparing data for predictive text
  • 23 - Building n-grams database
  • 24 - Recommending next word

Conclusion

  • 25 - Next steps

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