Hackschool: Alexa - Speaker Deck

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Hackschool: Alexa Amazon Alexa Skill Building

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Sebastian Jensen Developer [email protected] @tsjdevapps

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Thomas Pentenrieder Consultant [email protected] @th_p

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Source: https://www.youtube.com/watch?v=kty0xCgIYjA

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Current Voice Assistants Siri • Apple • October 2011 • iOS, macOS, tvOS & watchOS

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Current Voice Assistants • Amazon • April 2014 • Echo Family • Windows-PCs later this year… Alexa

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Current Voice Assistants Cortana • Microsoft • April 2014 • Windows 10 • Desktop, Xbox, HoloLens, IoT, WP, …

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Current Voice Assistants Google Assistant • Google • May 2016 • Android & iOS • Google Home

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Current Voice Assistants Bixby • Samsung • April 2017 • Samsung Devices • English, Japanese, Korean

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Wording: Skill • Voice Experiences, which can be developed by third parties • Extends the available functions • "Voice Apps" with focused functionality • Are currently available for free • Be activated or deactivated via voice commands or companion apps

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Wording: Invocation Name • word or phrase used to trigger a skill • voice’s equivalent of an app icon • usually matches the skill’s name • Alexa start Invocation Name

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Wording: Intent • what a user is trying to accomplish • how you define your function • a skill can have many different intents • Alexa ask Invocation Name for the weather.

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Wording: Utterances • specific phrases that people will use when making a request • have to be coded to tell Alexa what to expect • sometimes this means typing out dozens of very slight variations

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Wording: Slot • a variable that relates to an intent • Amazon provides a number of built in slot types – dates – numbers – durations – time • you can create custom slots for variables which are specific to your skill

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Skill Development Alexa Cortana Siri Google Manufacturer Amazon Microsoft Apple Google Devices Echo, Fire TV, Fire Tablet, App Windows 10 iOS, macOS, watchOS, tvOS Android, iOS, Google Home Language for Skills DE, EN, JA, FR EN - All Languages Input Speech & Touch Speech, Touch & Text Speech Speech & Text Portal developer.amazon.com my.knowledge.store - developers.google.com

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Action Storyline

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Action Prepare Alexa Skill

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Action Create the Skill logic

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Action More Skills…

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Action Certification

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Resources • AWS Toolkit for Visual Studio • Developer Console • AWS & Azure • tsjdev-apps/AlexaFactSkillNetTemplate • tsjdev-apps/AlexaSkillNet • wp-net/WordPressAlexa • ThomasPe/Alexa.NET.Security