FDK-Type Algorithms with No Backprojection Weight for Circular and Helical Scan CT

<table>Illustration of axial intensity drop in full-scan reconstructions of Shepp-Logan low-contrast phantom, vertical intensity profile of the Shepp-Logan low-contrast phantom at <svg height="11.2625" id="M192" style="vertical-align:-0.273pt" version="1.1" viewbox="0 0 36.174999 11.2625" width="36.174999" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
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</svg> in Figure <a href="../fig7/">7</a>.</table>

International Journal of Biomedical Imaging

fig8

Figure 8

Figure 8: FDK-Type Algorithms with No Backprojection Weight for Circular and Helical Scan CT 