Download Speech recognition system

T125M128. Intelektualaus valdymo metodai
Human – Computer
Communication
Gintarė Bartišiūtė
Kaunas, 2013
Humman – Computer Communication
Agenda: Information exchange between human and computer
Principle: The communication is ensured by interface that
changes one type of signals in to other types of signals
Interface Examples: mechanical input, voice input, radiofrequency identification(RFID)
Interface includes both hardware and software parts.
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Human - Computer Communication
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Introduction
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Basic human to computer
communication actions
Reading
Writing
 Listening
 Speaking
 Touch
Movement
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Text input devices
Entering text is one of the most frequently performed
actions in dealing with the computer. For the text input
user commonly uses a varaety of keyboards:
•Alphanumeric keyboard QWERTY or DWORAK
•The numeric keypad
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Positioning, display, drawing devices
Mouse
Joystick
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Touch screen
Human - Computer Communication
Touchpad
Eye tracking
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Speech technologies
Voice signal
Speech recognition
system
Text
Speech recognition
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Speech synthesis
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Relationship with the operating system
You simply do not work with your computer but
with operating system.
When a person processes the data or programs
computer (for example, chooses icons on the
screen), it works with the operating system.
When a person wants to perform a specific job he
uses the operating system.
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Artificial Intelligence
Currently, artificial intelligence has reached a
level when computers are able to simulate
human mental activity. Artificial intelligence can
be widely used in various branches of science
and life, ranging from microwave ovens could
identify foods to powerful supercomputers
analyzing DNA or otherwise contributing
civilization development.
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Human-Computer interaction example
The structure of the system analyzing emotions
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Conclusions
You can name infinite variety of benefits of using
the computer. However, what computer has to
offer is man made and the computer only allows
many people use what one created.
Computer was created as a tool to facilitate the
work of the human intellect.
Although the computer has bad habits, it is a tool
for human development. Without it human could
not get by in the new millennium.
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Questions
1. What are the basic human to computer
communication actions?
2. Name positioning, display or drawing devices
that you know
3. What are the two types of touch sceens?
4. What are the main speech tehnologies?
5. Give an example of artificial inteligence.
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