Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All...
Transcript of Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All...
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Arun Gupta @arungupta
Amazon Web Services
Build Your Own ChatbotOf course, using Java!
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. 2
Docker Captain Java Champion JavaOne Rock Star (4 years) NetBeans Dream Team Silicon Valley JUG Leader Author Runner Lifelong learner
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Star WarsChatbot
Tell me a Yoda quote
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Tell me a Yoda quoteDeveloper challenges
Automated Speech Recognition
Business Logic
Authentication
Testing
Mobile
Scalability
Dialog Manager
Availability
Natural Language Understanding
Disparate Systems
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTComponents
Logging ELK, EFK, Amazon CloudWatch
Monitoring Newrelic, Datadog, AWS X-Ray
CI/CD Jenkins, CircleCI, AWS CodePipeline
Database
MongoDB
MySQL
Amazon Relational Data
Service
Amazon DynamoDB
ASR/NLU
API.ai
Wit.ai
Watson
Lex/Polly
Amazon Rekognition
Alexa Skills Kit
Fulfillment
Node.js
AngularJS
Flask
Java
GrailsServerless
User Interface
Voice
SMS
Chat
Web
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. 6
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
![Page 10: Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. BYOC Build Your Own Chatbot Build a Amazon Lex bot Build an Alexa](https://reader033.fdocuments.in/reader033/viewer/2022052718/5f05331d7e708231d411c5d7/html5/thumbnails/10.jpg)
© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
![Page 11: Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. BYOC Build Your Own Chatbot Build a Amazon Lex bot Build an Alexa](https://reader033.fdocuments.in/reader033/viewer/2022052718/5f05331d7e708231d411c5d7/html5/thumbnails/11.jpg)
© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
![Page 12: Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. BYOC Build Your Own Chatbot Build a Amazon Lex bot Build an Alexa](https://reader033.fdocuments.in/reader033/viewer/2022052718/5f05331d7e708231d411c5d7/html5/thumbnails/12.jpg)
© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
![Page 13: Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. BYOC Build Your Own Chatbot Build a Amazon Lex bot Build an Alexa](https://reader033.fdocuments.in/reader033/viewer/2022052718/5f05331d7e708231d411c5d7/html5/thumbnails/13.jpg)
© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
![Page 14: Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. BYOC Build Your Own Chatbot Build a Amazon Lex bot Build an Alexa](https://reader033.fdocuments.in/reader033/viewer/2022052718/5f05331d7e708231d411c5d7/html5/thumbnails/14.jpg)
© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
CHATBOTArchitecture
User Interface ASR/NLU Fulfillment Database
Logging
Monitoring
CI/CD
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Voice
SMS
Chat
Web
Mobile
![Page 15: Build Your Own Chatbot - RainFocus · © 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved. BYOC Build Your Own Chatbot Build a Amazon Lex bot Build an Alexa](https://reader033.fdocuments.in/reader033/viewer/2022052718/5f05331d7e708231d411c5d7/html5/thumbnails/15.jpg)
© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
BYOCBuild Your Own Chatbot
Build a Amazon Lex bot Build an Alexa skill
Voice User Interface (VUI) Define intent, utterances, slot types, slots, prompts
Write Lambda function for business logic (intent → database) Prepare database, setup indexes
Integrate with Twilio/SMS, Slack, Facebook, Web, mobile
Export Lex bot configuration Write Lambda function for business logic (intent → database)
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Amazon DynamoDB
Fast, fully-managed NoSQL database service Both key/value and document
Capable of handling any amount of data
Durable and highly available
All SSD storage
Simple and cost effectiveFREE Tier: 200 million requests/month25GB indexed data storage
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JSONDocument
{ "dead": true, "force-sensitive": true, "force-side": "light", "id": 1, "lightsaber": "green", "planet": "Dagobah", "quotes": [ "When nine hundred years old you reach, look as good you will not.", "Truly wonderful, the mind of a child is", "A Jedi uses the Force for knowledge and defense, never for attack", "That is why you fail.", "Adventure. Excitement. A Jedi craves not these things.", "Judge me by my size, do you?", "Fear is the path to the dark side", "Wars not make one great", "Do, or do not. There is no try", "Size matters not", "The dark side clouds everything", "Impossible to see the future is", "Clear your mind must be", "Much to learn you still have ... my old padawan" ], "weapon": "lightsaber", "whoami": "yoda"}
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AmazonLex
Service for building conversational interfaces using voice and text
Provides Automatic Speech Recognition (ASR): speech → textNatural Language Understanding (NLU): text →intent
Powered by the same deep learning technologies as Alexa
http://aws.amazon.com/lex
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
Build a Amazon LexBot
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
SMS INTEGRATION
Amazon Lexand Twilio
Twilio: Build software that communicates with everyone in the world
Create a Twilio SMS endpoint
Specify Twilio credentials in Amazon Lex bot
Create a Twilio SMS endpoint (phone #)
Set Callback URL in Messaging of Twilio SMS endpoint When message comes in
https://docs.aws.amazon.com/lex/latest/dg/twilio-bot-association.html
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
SMS INTEGRATION
Amazon Lexand Twilio
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
INTEGRATION
Amazon Lexand Slack
Create a Slack application: api.slack.com
Add a Bot to the application Always online Enable interactive messages
Specify Slack credentials in Amazon Lex bot
Specify URLs in Slack application Postback: Amazon Lex bot’s endpoint for Slack events OAuth: Lex bot’s handshake with Slack
https://docs.aws.amazon.com/lex/latest/dg/slack-bot-association.html
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
INTEGRATION
Amazon Lexand Slack
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
INTEGRATION
Amazon Lex and Facebook
Create a Facebook application
Specify application credentials in Amazon Lex bot Gives Callback URL
Setup webhooks for Facebook application
Specify Callback URL and enable subscription
Optionally, publish the application (for public consumption)
http://docs.aws.amazon.com/lex/latest/dg/fb-bot-association.html
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INTEGRATION
Amazon Lex and Facebook
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© 2017, Amazon Web Services, Inc. or its Affiliates. All rights reserved.
What is Alexa
Echo is an always-on always-connected hands-free device that connects to Alexa
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Alexa is a cloud-based service that can answer questions, play music, read the news and more
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amazon.com/skills
Alexa Has Skills
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Wakeword
Startingphrase
Skillinvocation
name
Utterance
Alexa, ask Star Wars tell me a Yoda quote
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Customer Alexa Your Alexa Skill
1 2 3
4a
4b
5a
5b
Customer asks a question or gives a command
Alexa identifies your skill’s name, analyzes and understands the customer’s request, then sends your service a structured representation of the user’s request
Your service processes the request and returns a text and graphical response
Alexa converts the returned text to speech and streams it to the device
Customer hears the response from Alexa’s voice
Your graphical representation (if any) is rendered in the companion app
Customer sees a graphical representation in the companion app
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Two Sides of an Alexa Skill
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Voice User Interface
Programming Logic
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Two Sides of an Alexa Skill
developer.amazon.com aws.amazon.com
Voice User Interface
Programming Logic
+
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Build an Alexa Skill
Design a Voice User Interface
Setup the Skill in the Developer Portal Can be done using ASK CLI or REST API
Use the Voice Design to Build Your Interaction Model Intents, sample utterances, and the dialog model
Write and Test the Code for your Skill AWS Lambda of web service on any cloud provider
Beta Test your Skill
Submit your Skill for Certification32
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Alexa Skills Kit
<dependency> <groupId>com.amazon.alexa</groupId> <artifactId>alexa-skills-kit</artifactId> <version>1.4.0</version> <scope>compile</scope></dependency>
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echosim.io
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LOGGINGAmazonCloudWatch
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MavenPlugin
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<groupId>com.github.seanroy</groupId><artifactId>lambda-maven-plugin</artifactId><version>2.2.3</version>
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References
Amazon Lexaws.amazon.com/lex
Developer Portaldeveloper.amazon.com
Slides & code github.com/arun-gupta/chatbot
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