Give the mean and the variance of the reconstructed image, mean[ˆ f(x, y)] and var[ˆ f(x, y)]. January 26, 2021 Read More »
Explain how you would use the X and Y signals coming out of the opposing Anger cameras. January 26, 2021 Read More »
Explain how to compensate for attenuation in a PET scanner in order to reconstruct an accurate image of the radionuclide concentration. January 26, 2021 Read More »
Explain why resolution of the PET scanner is typically worse away from the center of the scanner January 26, 2021 Read More »
Write an equation for the number of coincidence events Nc arising from positron annihilations at the center of the circle that will be detected as a function of N0, N+, and N−. January 26, 2021 Read More »
Show that the measured pressure in the far field is approximately p(r, t) = zf(t − c−1r)/r2. January 26, 2021 Read More »
Show that the time delay for a point (x0, y0, 0) on the flat face is approximately as below January 26, 2021 Read More »