Analytic inversion of a Radon transform on double circular arcs with applications in Compton Scattering Tomography

C Tarpau, J Cebeiro, MK Nguyen… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
In this work we introduce a new Radon transform which arises from a new modality of
Compton Scattering Tomography (CST). This new system is made of a single detector …

[图书][B] Generalized Radon Transforms and Imaging by Scattered Particles: Broken Rays, Cones, and Stars in Tomography

G Ambartsoumian - 2023 - World Scientific
Generalized Radon Transforms and Imaging by Scattered Particles: Radiative Transport
Equation Page 1 Chapter 1 Radiative Transport Equation The radiative transport (or transfer) …

UnWave-Net: Unrolled Wavelet Network for Compton Tomography Image Reconstruction

I Ayad, C Tarpau, J Cebeiro, MK Nguyen - International Conference on …, 2024 - Springer
Computed tomography (CT) is a widely used medical imaging technique to scan internal
structures of a body, typically involving collimation and mechanical rotation. Compton scatter …

An analytical reconstruction formula with efficient implementation for a modality of Compton Scattering Tomography with translational geometry

C Tarpau, J Cebeiro, G Rollet, MK Nguyen… - arXiv preprint arXiv …, 2021 - arxiv.org
In this paper, we address an alternative formulation for the exact inverse formula of the
Radon transform on circle arcs arising in a modality of Compton Scattering Tomography in …

On the design of a CST system and its extension to a bi-imaging modality

C Tarpau, J Cebeiro, MK Nguyen, G Rollet… - arXiv preprint arXiv …, 2020 - arxiv.org
In material testing applications, Computed Tomography is a well established imaging
technique that allows the recovery of the attenuation map of an object. Conventional …

Directional scatter imaging as a confirmation tool for the presence of tumoral masses and calcifications in dual-projection mammography: Proof of concept study

OL Acuña-Gómez, HM Garnica-Garza - Radiation Physics and Chemistry, 2022 - Elsevier
The purpose of this work is to determine, via Monte Carlo simulations, if the x-ray radiation
scattered by an irradiated object at the energies typically used in mammography, contains …

On 3D imaging systems based on scattered ionizing radiation

C Tarpau, J Cebeiro, MK Nguyen… - … Optical Imaging II, 2020 - spiedigitallibrary.org
The use of scattered radiation for tomographic reconstruction continues to be a current
challenge for designing future imaging systems. In the energy range of X and gamma rays …