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Voicebot and Chatbot Design

You're reading from   Voicebot and Chatbot Design Flexible conversational interfaces with Amazon Alexa, Google Home, and Facebook Messenger

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Product type Paperback
Published in Sep 2018
Publisher Packt
ISBN-13 9781789139624
Length 296 pages
Edition 1st Edition
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Author (1):
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Rachel Batish Rachel Batish
Author Profile Icon Rachel Batish
Rachel Batish
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Table of Contents (14) Chapters Close

Preface 1. Conversational UI is our Future 2. How Not to Build Your Next Chat and Voicebots FREE CHAPTER 3. Building a Killer Conversational App 4. Designing for Amazon Alexa and Google Home 5. Designing a Facebook Messenger Chatbot 6. Contextual Design – Can We Make a Bot Feel More Human? 7. Building Personalities – Your Bot Can Be a Better Human 8. A View into Vertical-Specific Bots – Financial Institutions 9. Travel and E-Commerce Bots – Use Cases and Implementation 10. Conversational Design Project – A Step-By-Step Guide 11. Summary Other Book You May Enjoy Index

The FB Messenger stack


In Chapter 1, Conversational UI is our Future, we outlined the building blocks of conversational applications, focusing on speech recognition for voicebots, which is less relevant in the FB Messenger use case, and the need for a strong NLU component to understand the user's intent. The NLU, as we defined, fulfills the task of reading comprehension. The computer reads the text and then tries to grasp the user's intent behind it.

To accomplish this capability, in 2015, FB acquired Wit.ai, which is a speech recognition and natural language processing service. While originally, the goal was to take advantage of the voice recognition capabilities and voice interface APIs of Wit.ai, it ended up becoming the NLU engine of FB Messenger, improving the understanding level of bots within the Messenger platform.

Building a FB Messenger bot using Wit.ai

For this example, we will provide the user with a way to order this book. This is very similar to the process we followed on the...

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