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Historical Notes
Digitization
Synthesized Speech & Speech Recognition
Role of the SLP in relation to technology
Computer Systems
100
During the 1970s what was developed to help speech research?
Microcomputer
100
What is digitization?
Stores analog signal of document and converts it to binary code.
100
What is synthesized speech?
computer generated speech
100
_______ are a tool, but most be manipulated by the well-trained SLP in order to be effective.
Computers
100
This computer system can only measure fundamental frequency
Visipitch
200
What was speech research performed on before 1970s?
Sound Spectrograph
200
How many steps are in the digitization Process? Name them both.
2: Discretization & Quantization
200
What is speech recognition?
The ability of a computer to identify and respond to the sounds produced in human speech
200
Name something that an SLP has to do in relation to technology.
-Determine effectiveness of computerized speech training -Provide objective measures that demonstrate the effectiveness of therapy
200
This computer system is the most widely used in the United States.
Computer Speech Lab (CSL)
300
While using the spectrograph all units had to be converted from inches or centimeters of spectrograph paper to what?
Seconds or milliseconds of time
300
In 2006, what percentages of books have been digitized
5%
300
What is oral speech?
While most people are proficient with keyboards, most cannot achieve rates as fast as this
300
Technology is rapidly _______ and ________.
changing and growing
300
This device separates the oral/nasal cavities to assess and treat patients with nasality problems.
Nasometer
400
Name one speech analysis system i mentioned.
CSL, CSpeech, BLISS, CESR
400
Whats the percentage of book sales by the "Big-Six publishers?
20%
400
This person has motor neuron disease and utilizes synthesized speech to communicate.
Stephen Hawking
400
What is one thing that you have to do or know in order to do the job of an SLP?
- You have to learn how to interpret the material - Know how to use the equipment - Know what you are measuring
400
Name one disadvantage of the Visipitch.
-Only measures fundamental frequency -cannot measure formants or VOT
500
What is the most widely known company in America devoted to speech analysis?
Kay Elemetrics
500
Why is Linear predictive the best choice to use?
provides extremely accurate estimates of speech parameters at a low bit rate
500
This company used speech samples from youtube to program their speech recognition system.
Google
500
Why is staying up to date on the technology important?
To keep engagement and motivation high for the students you are working with
500
Name an advantage of Kay Elemetrics.
-Well documented -Debugged -Easy to perform repetitive tasks -Extensive user-support (on-going improvements)