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with a matlab code Create 512x512 pixels size Shepp-Logan phantom (use Matlab function phantom , use Modified Shepp-Logan ). Implement by yourself in Matlab simplest
with a matlab code
- Create 512x512 pixels size Shepp-Logan phantom (use Matlab function phantom, use Modified Shepp-Logan).
- Implement by yourself in Matlab simplest backprojection algorithm (without filtration) (you may use functions repmat, imrotate)
- 3Use Matlab function iradon for the backprojection. Test all kinds of filters: Ram-Lak, Shepp-Logan, Cosine, Hamming, Hann with 1, 2, 5, 10 angle stepping. Also show the frequency responses of the filters
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