Information About Radiology
admin Category Detector Metric Term Energy Resolution PET Definition of Energy Resolution PET Ability To Distinguish Photon Energies To Reduce Scatter And Improve Image Quality Notes About Energy Resolution PET Better Energy Resolution Improves Scatter Rejection
Category Physics Artifact Term Refractive Index Effect Definition of Refractive Index Effect Beam Bending At Interfaces Causing Apparent Displacement Of Structures Notes About Refractive Index Effect Adjust Probe Angle To Mitigate
Category Physics Term Backscatter Definition of Backscatter Scattering Of Ultrasound Energy Back Toward The Transducer From Tissue Microstructure Notes About Backscatter Basis For Image Texture And Speckle
Category Vision Task Term Instance Segmentation Definition of Instance Segmentation Segmenting Individual Object Instances With Separate Masks And Labels Notes About Instance Segmentation Combines Detection And Segmentation
Category Signal Parameter Term Modulation Index Definition of Modulation Index Measure Of Nonlinearity In Contrast Imaging Related To Microbubble Response Notes About Modulation Index Used In CEUS Quantification
Category Sequence Type Term Spoiled Gradient Echo (SPGR) Definition of Spoiled Gradient Echo (SPGR) Gradient Echo With Spoiling To Remove Residual Transverse Magnetization Notes About Spoiled Gradient Echo (SPGR) Common For T1 Weighted 3D Imaging
Category Acquisition Parameter Term Inter Slice Gap Definition of Inter Slice Gap Space Between Adjacent Slices To Avoid Cross Talk And Improve Coverage Notes About Inter Slice Gap Zero Gap Or Overlap Used In 3D Imaging
Category Quality Tool Term Incident Report Forms Definition of Incident Report Forms Forms For Documenting Adverse Events, Overexposures, Or Equipment Failures Notes About Incident Report Forms Used For QA And Regulatory Reporting
Category Signal Processing Term Wavelet Transform Definition of Wavelet Transform Time Frequency Analysis Technique For Nonstationary Signals Such As Doppler Notes About Wavelet Transform Used In Advanced Spectral Analysis
Category Scintillator Term Lutetium Oxyorthosilicate (LSO) Definition of Lutetium Oxyorthosilicate (LSO) High Light Yield Crystal Used In PET Detectors Notes About Lutetium Oxyorthosilicate (LSO) Provides Fast Timing And High Sensitivity