The document introduces chat bots, which are computer programs that can converse with humans in natural language using artificial intelligence and predefined responses. Chat bots are useful for answering queries and replacing humans for repetitive tasks. They can operate based on artificial intelligence using machine learning or follow predefined rules to structure conversations.

1. INTRODUCTION TO CHAT BOT
MUTHOOT INSTITUTE OF TECHNOLOGY AND SCIENCE
INFRONT OF YOU
HASEEB K M
S6 ME

2. Chat Bot?
• Talkbot, Chatterbot, interactive agent.
• A computer program that can talk to humans in natural
language.
• Uses Artificial Intelligence Markup Language (AIML) to
represent knowledge.
• Can replace a human for monotonous jobs of answering
queries, e.g. E-help desk.
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4. Why Chat bot?
• Bots are a lot easier to install than mobile apps.
• Bots are easily distributed.
• Quality mobile apps are expensive to build, maintain and deploy.
• Moving complexity to the cloud reduces a user’s cognitive load
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6. How does it respond?
• Looks for certain patterns of words in the user's input.
• Replies with pre-determined output, if the pattern is matched.
• Needs to have an idea of what the user will chat.
• Has suitable responses defined in the AIML file
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7. ARCHITECTURE
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Responder
AIML Interpreter
AIML Objects
A Chat Bot

8. Natural Language Processing
• Natural language processing (NLP) is the ability of a computer
program to understand human speech as it is spoken.
• NLP is a component of artificial intelligence .
• It makes computer to perform useful tasks with the natural
languages humans use.
• Current approaches to NLP are based on machine learning
• The input and output of an NLP system can be −
Speech,
Written Text
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10. Which are they?
• Classified as:
Functions based on AI
Functions based on rules
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AI

12. Rule-based bots
• No artificial intelligence
• Trained to do one thing
• As smart as it is programmed to be
• Communicates in a structured manner
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13. Some awesome CHAT BOTS
• Endurance (Companion)
• Casper (Insomnobot 3000)
• Disney examiner
• Marvels freestyle
• Medwhat
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14. GOOGLE HOME
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• Smart speakers developed by Google.
• Voice commands to interact with
services through Google's intelligent
personal assistant called Google
Assistant.
• Integrated support for home
automation, letting users control
smart home appliances with their
voice.
DEVICE

15. AMAZON ECHO
• The device is capable of voice
interaction, music playback,
making to-do lists, setting
alarms, streaming podcasts,
playing audiobooks, and
providing weather, traffic and
other real-time information.
• It can also control several smart
devices acting as a home
automation hub.
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DEVICE

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QUERIES

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