… 31, simultaneous algebraic reconstruction technique (SART)32 and simultaneous … 15, x-ray
absorption and phase contrast imaging2… 56–60, and medical computed tomography30…

… and iterative reconstruction algorithms, as well as image … , nano computed tomography
(nano-CT), and phase contrast micro-… tomographic systems, the principles of X-ray tomographic …

… -D-DIFF) that combines an algebraic filter approximation and … with an algebraic filter to
approximate iterative reconstruction … In computed tomography (CT), a variety of CNN models have …

… Amongst all imaging technologies, computed tomography (CT… image reconstruction, that
advanced from the first algebraic … higher energy output settings of the x-ray tube as compared to …

… Computed Tomography signifies an imaging process that constructs cross sectional images…
that CT image restoration techniques are dependent on the shape of the X-ray beam [2]. Fan-…

… Three-dimensional phase-contrast imaging of multiply-scattering samples in x-ray and
electron … At each iteration, we compute the derivatives ∂ ∂Cn,m with the automatic gradient …

… In-line phase-contrast computed tomography with single scanning attracts more … Image
reconstruction exploiting object sparsity in boundary-enhanced x-ray phase-contrast tomography…

… , and the derivatives of the reconstructed image along the z … All iterative reconstruction
methods stop after 500 iterations. … for X-ray imaging and cone-beam computed tomography …

… different parameters for accurate computation of derivatives. At the same time, … X-ray
transform, the ray-tracing was implemented in Fortran. Linear algebra operations for reconstruction …

… X-ray detector, and potentially even refraction fringes in a propagation based phase-contrast …
We omit the lengthy derivation of the derivatives 17 and present them here without showing …