Exam 5: Image Reconstruction

Which of the following removes the classical star pattern artifact of the back-projection algorithm?

The result of the preprocessing of the signals from the CT detectors is called:

The first operation to which raw data is subjected is referred to as:

Which of the following describes the beam that diverges from the X-ray tube to the outer edges of the detectors?

The signals that leave the CT detectors are subject to preprocessing.

FBP is also referred to as the ______________ _______________.

The results of preprocessing are referred to as image data.

Hounsfield's first scanner used _________________ beam projections acquired through a 180-degree rotation.

Which of the following algorithms is most commonly used in the state-of-the-art CT scanners?

Please match the image reconstruction concepts. All answer selections will be used just once. -Interpolation

Which of the following reconstruction algorithms was used by Hounsfield in his original experiments?

Image data are obtained:

The use of __________ coefficients makes it possible to reconstruct an image in CT.

Which algorithm belongs to the class of analytical algorithms for CT?

Which of the following refers to a defined set of instructions for solving a problem?