1

Imaging PhysicsChi Liu

CT PET SPECT

- Image Reconstruction Algorithms- Respiratory and Cardiac Motion Correction- Quantitative Imaging

AnatomyFunction

Cardiac SPECT Reconstruction

2

Conventional Reconstruction

CT Contour Reconstruction

GE SPECT/CT

PET/SPECT Reconstruction using CT Information

CT Conventional Reconstruction PVC w/ Anatomical Info

Resolution Recovery PVC w/ Anatomical InfoConventional Reconstruction

PET

SPECT

No Correction Conventional Method

Motion Correction

Motion

Noise

4

Proposed Method

No Correction Respiratory Motion Correction Dual Respiratory and Cardiac Motion Correction