Accurate Coregistration between Ultra-High-Resolution Micro-SPECT and Circular Cone-Beam Micro-CT Scanners
Figure 3
Reconstructed cylinder images and profiles used to calculate CT voxel size. (a) Cylinder made of polyethylene. (b) Cross-sectional image used to determine voxel size in the and direction. (c) The longitudinal section image used to determine the voxel size in the direction. (d) Profile and line segment used to determine voxel size in the and direction. (e) Profile and line segment used to determine voxel size in the direction.
