Errata for Principles of Computerized Tomographic Imaging

by A. C. Kak and Malcolm Slaney

Last Update February 4, 2002

Correction to equation 96 on page 83

When n is odd, the last term in equation 96 should read g(n alpha) = -1/(2 pi^2 sin^2 (n alpha)). The other terms are correct. Thanks to Conway Yee for telling us there was an error and Carl Crawford for confirming the correction.

Correction to Table 3.2 on page 102 (3d Shepp and Logan Parameters)

The original table had two identical rows. Thanks to Ge Wang <ge@ct.radiology.uiowa.edu>
 
Ellipsoid x y z A B C beta Gray level
a 0.00 0.000 0.000 0.6900 0.920 0.900 0 2.00
b 0.00 0.000 0.000 0.6624 0.874 0.880 0 -0.98
c -0.22 0.000 -0.250 0.4100 0.160 0.210 108 -0.02
d 0.22 0.000 -0.250 0.3100 0.110 0.220 72 -0.02
e 0.00 0.350 -0.250 0.2100 0.250 0.500 0 0.02
f 0.00 0.100 -0.250 0.0460 0.046 0.046 0 0.02
g -0.08 -0.650 -0.250 0.0460 0.023 0.020 0 0.01
h 0.06 -0.650 -0.250 0.0460 0.023 0.020 90 0.01
i 0.06 -0.105 0.625 0.0560 0.040 0.100 90 0.02
j 0.00 0.100 0.625 0.0560 0.056 0.100 0 -0.02

Correction to Iwa75 reference on page 210

At the end of the first (partial) paragraph on page 210 we refer readers to [Iwa75]. The correct references are either: Thanks to M. A. Lewis (CWRU) for pointing out this error.