Book Image

Voice Application Development for Android

Book Image

Voice Application Development for Android

Overview of this book

Speech technology has been around for some time now. However, it has only more recently captured the imagination of the general public with the advent of personal assistants on mobile devices that you can talk to in your own language. The potential of voice apps is huge as a novel and natural way to use mobile devices. Voice Application Development for Android is a practical, hands-on guide that provides you with a series of clear, step-by-step examples which will help you to build on the basic technologies and create more advanced and more engaging applications. With this book, you will learn how to create useful voice apps that you can deploy on your own Android device in no time at all. This book introduces you to the technologies behind voice application development in a clear and intuitive way. You will learn how to use open source software to develop apps that talk and that recognize your speech. Building on this, you will progress to developing more complex apps that can perform useful tasks, and you will learn how to develop a simple voice-based personal assistant that you can customize to suit your own needs. For more interesting information about the book, visit http://lsi.ugr.es/zoraida/androidspeechbook
Table of Contents (19 chapters)
Voice Application Development for Android
Credits
Foreword
About the Authors
Acknowledgement
About the Reviewers
www.PacktPub.com
Preface
Afterword
Index

Sample VPAs – Jack, Derek, and Stacy


To illustrate the use of VPALib, we have developed three bots: Jack, Derek, and Stacy. As can be observed in their respective packages (see the code bundle), they have the same structure; a main activity that implements ASR and TTS and creates an instance of the bot, and a simple graphical interface. This shows the convenience of having a library that deals with the connection to Pandorabots. The main difference is in their corresponding AIML files.

The links in Pandorabots for the bots are as follows:

The interfaces for Jack and Derek are shown in the following screenshot:

Jack is a general-purpose VPA, while Derek is a specialized VPA. Specialized VPAs perform tasks such as providing customer service or answering customer queries. The VPA's knowledge...