2. ARTIFICIAL
TEXT CHATTING
MACHINE
(CHATBOT)

3. Artificial Text Chatting Machine 12/13/2012
PRESENTED BY
Md.Mahedi Mahfuj BIT0207
Mostafizur Rahman BIT0211
Md.Habibur Rahman BIT0216
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4. Artificial Text Chatting Machine 12/13/2012
OVERVIEW
Chat Bot
Development
Challenges & Limitations
Future Works
Demonstration
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5. Artificial Text Chatting Machine 12/13/2012
CHAT BOT
A conversational agent that interacts with
users using natural language.
-Flavor of chatting with a human being.
-Designed to mimic human interaction.
-Applications:
Customer Services, Call centres, Games, Instant
Messenger, Web Navigator, Blogging etc.
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6. Artificial Text Chatting Machine 12/13/2012
HISTORY
ELIZA
o 1966
o Looks for pronouns and verbs
o ‘You’ becomes ‘I’ and vice versa.
RACTER
o 1984
o Generate English language prose at random
o Generated a book
The Policeman's Beard.
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7. Artificial Text Chatting Machine 12/13/2012
HISTORY
ALICE:
 1994
 The Artificial Linguistic Internet Computer Entity; a
software robot that you can chat with using natural language.
 ALICE language knowledge is stored in AIML(The Artificial
Intelligence Mark up Language) files.
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8. Artificial Text Chatting Machine 12/13/2012
AIML FORMAT
< aiml version=”1.0” >
< topic name=” the topic” >
<category>
<pattern>PATTERN</pattern>
<template>Template</template>
</category>
..
</topic>
</aiml>
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9. Artificial Text Chatting Machine 12/13/2012
APPROACHES
*Pattern Matching (e. g. ALICE)
-use of DFS
*Use of AIML
*First word approach
*Most Significant word approach
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10. Artificial Text Chatting Machine 12/13/2012
USES
Replace classroom instructions.
Homework helpers.
For entertainment.
Foreign language learning.
Information retrieval (FAQ chats over Google ).
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11. Artificial Text Chatting Machine 12/13/2012
USES
Miscellaneous:
• Access e-commerce sites to find relevant information
about products and services(Happy Assistant).
• Sanelma (2003) is a fictional person to talk with in a
museum.
• Rita (real time Internet technical assistant), an eGain
graphical avatar, is used in the ABN AMRO Bank to
help customer doing some financial tasks such as a
wire money transfer.
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12. 12/13/2012 Testing in Cloud 12

13. Artificial Text Chatting Machine 12/13/2012
MORE…….
 Used in
Lloyds Banking Group,
Royal Bank of Scotland,
Renault and
Citroën.
 Misuse found on
Yahoo! Messenger,
Windows Live Messenger,
AOL Instant Messenger and
Other instant messaging protocols.
 Annual contests
Loebner Prize and
The Chatterbox Challenge.
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14. Artificial Text Chatting Machine 12/13/2012
DEVELOPMENT
 Platform
 Development language
 Rule base Expert system
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15. Artificial Text Chatting Machine 12/13/2012
CHALLENGES & LIMITATIONS
 Giving human intelligence is almost impossible.
 Time Constraints
 Enough Knowledge Limitations
 A very basic chat bot
 Should be very specific keyword
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16. Artificial Text Chatting Machine 12/13/2012
FUTURE WORKS
 More efficient chat bot
 Voice chatting
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17. Artificial Text Chatting Machine 12/13/2012
DEMONSTRATION
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18. Artificial Text Chatting Machine 12/13/2012
ANY
QUESTION
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19. Artificial Text Chatting Machine 12/13/2012
THANK
YOU
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