Reconstruction of preclinical PET images via chebyshev polynomial approximation of the sinogram

NE Protonotarios, AS Fokas, A Vrachliotis… - Applied Sciences, 2022 - mdpi.com
Over the last decades, there has been an increasing interest in dedicated preclinical
imaging modalities for research in biomedicine. Especially in the case of positron emission …

Noninvasive Quantification of Glucose Metabolism in Mice Myocardium Using the Spline Reconstruction Technique

A Vrachliotis, A Gaitanis, NE Protonotarios… - Journal of …, 2024 - pmc.ncbi.nlm.nih.gov
The spline reconstruction technique (SRT) is a fast algorithm based on a novel numerical
implementation of an analytic representation of the inverse Radon transform. The purpose of …

Trapezoidal back projection for positron emission tomography reconstruction

D Varnyú, K Paczári, L Szirmay-Kalos - EJNMMI physics, 2024 - Springer
Background In the back projection step of the 3D PET reconstruction, all Lines of Responses
(LORs) that go through a given voxel need to be identified and included in an integral. The …