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CTMT 2336 Chapter 3 Image Reconstruction Study Set Exam
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CTMT 2336 Chapter 3 ImageReconstruction Study Set Exam
A finite set of unambiguous steps performed in a prescribed sequence to solve a
problem - Answer algorithm
A method to study waves of many different sorts and also to solve several kinds of linear
differential equations - Answer Fourier transform
A mathematical method of creating missing data - Answer interpolation
All the thousands of bits of data acquired by the system with each scan are called what?
- Answer raw data
The process of using raw data to create an image is called what? - Answer image
reconstruction
The reconstruction that is automatically produced during scanning is often called what?
- Answer prospective reconstruction
Raw data that is used later to generate a new image is a process referred to as what? -
Answer retrospective reconstruction
What kind of data are those which result once the computer has processed the raw
data? - Answer image data
The DAS reads each arriving ray and measures how much of the beam is attenuated.
This measurement is called what? - Answer ray sum
A complete set of ray sum is known as what? - Answer view
The path the x-ray beam takes from tube to detector - Answer ray
The system accounts for the attenuation properties of each ray sum and correlates
them with the position of the ray. The result of this type of correlation is called what? -
Answer attenuation profile
What compiles the information from all of the attenuation profiles to create an image? -
Answer back projection
The process of applying a filter function to an attenuation profile is called what? -
Answer convolution
Depending on the manufacturer, the filter function may be referred to as what? - Answer
algorithm, convolution filter, kernal
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