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Java for Data Science

You're reading from   Java for Data Science Examine the techniques and Java tools supporting the growing field of data science

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Product type Paperback
Published in Jan 2017
Publisher Packt
ISBN-13 9781785280115
Length 386 pages
Edition 1st Edition
Languages
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Authors (2):
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Jennifer L. Reese Jennifer L. Reese
Author Profile Icon Jennifer L. Reese
Jennifer L. Reese
Richard M. Reese Richard M. Reese
Author Profile Icon Richard M. Reese
Richard M. Reese
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Table of Contents (13) Chapters Close

Preface 1. Getting Started with Data Science FREE CHAPTER 2. Data Acquisition 3. Data Cleaning 4. Data Visualization 5. Statistical Data Analysis Techniques 6. Machine Learning 7. Neural Networks 8. Deep Learning 9. Text Analysis 10. Visual and Audio Analysis 11. Mathematical and Parallel Techniques for Data Analysis 12. Bringing It All Together

Chapter 10. Visual and Audio Analysis

The use of sound, images, and videos is becoming a more important aspect of our day-to-day lives. Phone conversations and devices reliant on voice commands are increasingly common. People regularly conduct video chats with other people around the world. There has been a rapid proliferation of photo and video sharing sites. Applications that utilize images, video, and sound from a variety of sources are becoming more common.

In this chapter, we will demonstrate several techniques available to Java to process sounds and images. The first part of the chapter addresses sound processing. Both speech recognition and Text-To-Speech (TTS) APIs will be demonstrated. Specifically, we will use the FreeTTS (http://freetts.sourceforge.net/docs/index.php) API to convert text to speech, followed with a demonstration of the CMU Sphinx toolkit for speech recognition.

The Java Speech API (JSAPI) (http://www.oracle.com/technetwork/java/index-140170.html) provides...

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