Book Image

Learning Microsoft Cognitive Services

By : Leif Larsen
Book Image

Learning Microsoft Cognitive Services

By: Leif Larsen

Overview of this book

Take your app development to the next level with Learning Microsoft Cognitive Services. Using Leif's knowledge of each of the powerful APIs, you'll learn how to create smarter apps with more human-like capabilities. ? Discover what each API has to offer and learn how to add it to your app ? Study each AI using theory and practical examples ? Learn current API best practices
Table of Contents (20 chapters)
Learning Microsoft Cognitive Services
About the Author
About the Reviewer
Customer Feedback
Additional Information on Linguistic Analysis

Knowing who is speaking

Using the Speaker Recognition API we can identify who is speaking. By defining one or more speaker profiles, with corresponding samples, we can identify if any of these is speaking at any time.

To be able to utilize this feature, we need to go through a few steps:

  1. We add one or more speaker profile to the service.

  2. Each speaker profile enrolls several spoken samples.

  3. We call the service to identify a speaker based on audio input.


    If you have not already done so, sign up for an API key for the Speaker Recognition API at .

Start by adding a new NuGet package to your Smart-House application. Search for and add Microsoft.ProjectOxford.SpeakerRecognition.

Add a new class called SpeakerIdentification to the Model folder of your project. This class will hold all the functionality related to speaker identification.

Beneath the class, we add another class, containing EventArgs for status updates: