Keyphrases
Imaging Systems
100%
Gamma Spectrometry
100%
Performance Investigation
100%
Small Field of View
100%
Multi-pinhole Collimator
100%
Limited-angle Reconstruction
80%
Gantry
60%
High-resolution
40%
Scan Time
40%
High Sensitivity
40%
Collimator
40%
Full Width at Half Maximum
40%
Pinhole
40%
Organ-specific
40%
Small Footprint
40%
Fast Scanning
40%
Reconstructed Image
40%
Angle Coverage
40%
High Efficiency
20%
Image Quality
20%
Phantom
20%
Driving Method
20%
Emission Simulation
20%
Heart Phantom
20%
Geant4 Application for Tomographic Emission (GATE) Simulation
20%
Sampling Problems
20%
Number of Projections
20%
Simple Geometry
20%
Ray-driven
20%
Engineering
Imaging Systems
100%
Collimator
100%
High Resolution
28%
Reconstructed Image
28%
Applicability
14%
Simple Geometry
14%
Simulation Tool
14%
Physics
Collimator
100%
Field of View
100%
High Resolution
28%