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Novikov’s inversion formula for the attenuated Radon transform – a new approach. (English) Zbl 1072.44002

Let \(L\) be a line on the 2-dimensional plane, and let \(R_\rho f(L)=\int_L f (\cdot) \rho(L, \cdot) ds\) be the weighted (attenuated) Radon transform of \(f\) where the weight function \(\rho\) has a special form. Explicit inversion formula for \(R_\rho\) was obtained in the famous paper by R. G. Novikov [Ark. Mat. 40, No. 1, 145–167 (2002; Zbl 1036.53056)]. The authors obtain similar results for a larger class of weight functions using completely different and quite elementary methods.

MSC:

44A12 Radon transform
92C55 Biomedical imaging and signal processing
53C65 Integral geometry

Citations:

Zbl 1036.53056
Full Text: DOI

References:

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[2] Boman, J., An example of non-uniqueness for a generalized Radon transform, J. Anal. Math., 61, 395-401 (1993) · Zbl 0792.44004 · doi:10.1007/BF02788850
[3] Finch, D. The attenuated X-ray transform: recent developments, inInside Out: Inverse Problems and Applications, Uhlmann, G., Ed., Cambridge University Press, (2003). · Zbl 1083.44500
[4] Natterer, F., Inversion of the attenuated Radon transform, Inverse Problems, 17, 113-119 (2001) · Zbl 0980.44006 · doi:10.1088/0266-5611/17/1/309
[5] Novikov, R. G., An inversion formula for the attenuated X-ray transformation, Ark. Mat., 40, 145-167 (2002) · Zbl 1036.53056 · doi:10.1007/BF02384507
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