3. Virtual Assistant C. Sangkeettrakarn
Virtual Assistant
a software agent that can perform
tasks or services for an individual.
Introduction - What is Virtual Assistant? !3
4. Virtual Assistant C. Sangkeettrakarn
Both
interactive agent
text or voice method
Chatbot vs. Virtual Assistant !4
Chatbot
text first
general purpose
Virtual Assistant
voice first
useful purpose
5. Virtual Assistant C. Sangkeettrakarn
Chatbot Architecture !5
Text
Text
Natural Language Understanding Unit
(NLU)
Graphical User Interface
(GUI)
6. Virtual Assistant C. Sangkeettrakarn
Virtual Assistant Architecture !6
Natural Language
Understanding
(NLU)
Voice
Voice
Text
Text
Automatic Speech Recognition
(ASR)
Speech Synthesis
Text-To-Speech
(TTS)
Conversational User Interface
(CUI)
7. Virtual Assistant C. Sangkeettrakarn
Automatic Speech Recognition (ASR) !7
Voice Text
Automatic Speech Recognition
(ASR)
Noise
Tone & Rhythm
Dialect
Acoustic Model (eye it rise)
Language Model (I eat rice)
8. Virtual Assistant C. Sangkeettrakarn
Natural Language Understanding (NLU) !8
Incomming Text Response Text
Natural Language Understanding
(NLU)
Entities
Intents
Context
9. Virtual Assistant C. Sangkeettrakarn
Speech Synthesis / Text-To-Speech (TTS) !9
Voice Text
Text-To-Speech
(TTS)
Tone & Rhythm
Natural Accent
Emotion
10. Virtual Assistant C. Sangkeettrakarn
Trends !10
src: https://nae.global/en/global-trends-for-the-virtual-assistant-market/
11. Virtual Assistant C. Sangkeettrakarn
Trends !11
src: https://nae.global/en/global-trends-for-the-virtual-assistant-market/
12. Virtual Assistant C. Sangkeettrakarn
Virtual Assistant
a software agent that can perform tasks or services for an individual.
Conclusion !12
Consists of 3 main technologies
- Ear : Automatic Speech Recognition(ASR)
- Brain : Natural Language Understanding(NLU)
- Mouth : Speech Synthesis or Text-to-Speech(TTS)
13. Virtual Assistant C. Sangkeettrakarn
Jefferson Graham (2017-06-05). "Apple unveils $349 HomePod to bring voice to home audio". USA Today.
"JibJib - Your Virtual Assistant". https://www.nectec.or.th/innovation/innovation-software/jibjib.html
"Virtual Assistant". https://en.wikipedia.org/wiki/Virtual_assistant
"Chatbot". https://en.wikipedia.org/wiki/Chatbot
"Siri". https://en.wikipedia.org/wiki/Siri
"Global trends for the virtual assistant market". https://nae.global/en/global-trends-for-the-virtual-assistant-market/
References !13