Table of Contents
Understanding Imaging Performance (2) Image Noise and Low Contrast Resolution
Image Noise
Image Noise
Image Noise
PPT Slide
Why is Image Noise Important ?
Why is Image Noise Important ?
Image Noise
PPT Slide
PPT Slide
PPT Slide
PPT Slide
Measurement of Noise
Measurement of Noise: Single Slice Scanning
Measurement of Noise: Axial Multi-Slice
Measurement of Noise: Axial Multi-Slice
Measurement of Noise: Spiral Multi-Slice
Image Noise
Noise and Scanning Parameters
Noise and Scanning Parameters
Image Noise and Tube Current
Image Noise and Slice Thickness
Image Noise and kV
Image Noise vs kV
Noise and Reconstruction Filter
Noise and Reconstruction Filter
Noise and Field of View
Noise and Spiral Scanning
Noise and Single Slice Spiral Scanning
Noise and Single Slice Spiral Scanning
PPT Slide
PPT Slide
Noise and Multi-Slice Spiral Scanning
Multi-Slice: Image Noise and Pitch
PPT Slide
Multi-Slice: Image Noise and Pitch
PPT Slide
Noise and Phantom Size
PPT Slide
Low Contrast Resolution (LCR)
Low Contrast Resolution (LCR)
Contrast
PPT Slide
PPT Slide
Low Contrast Resolution (LCR)
Low Contrast Resolution
Low Contrast Resolution - Why is it so important?
Low Contrast Resolution (LCR)
Measurement of LCR
Measurement of LCR
Measurement of LCR
Measurement of LCR
% Contrast
PPT Slide
PPT Slide
When does a Detail become Visible?
PPT Slide
Low Contrast Resolution (LCR)
PPT Slide
PPT Slide
PPT Slide
PPT Slide
PPT Slide
PPT Slide
PPT Slide
Low Contrast Resolution (LCR)
Catphan Phantom
Phantoms used by manufacturers
Manufacturers’ LCR performance data
Low Contrast Resolution (LCR)
PPT Slide
PPT Slide
PPT Slide
PPT Slide
Low Contrast Resolution (LCR)
Understanding Imaging Performance (2) Image Noise and Low Contrast Resolution
Noise and Low Contrast Resolution
PPT Slide
Noise and Single Slice Spiral Scanning
PPT Slide
PPT Slide
Noise and Scanning Parameters
Noise and Single Slice Spiral Scanning
Noise and Reconstruction Filter
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