Browse by UCL people
Group by: Type | Date
Number of items: 5.
Article
Brusaferri, L;
Emond, EC;
Bousse, A;
Twyman, R;
Whitehead, AC;
Atkinson, D;
Ourselin, S;
... Thielemans, K; + view all
(2021)
Detection Efficiency Modelling and Joint Activity and Attenuation Reconstruction in non-TOF 3D PET from Multiple-Energy Window Data.
IEEE Transactions on Radiation and Plasma Medical Sciences
p. 1.
10.1109/trpms.2021.3064239.
(In press).
|
 |
|
Kereta, Z;
Twyman, R;
Arridge, SR;
Thielemans, K;
Jin, B;
(2021)
Stochastic EM methods with variance reduction for penalised PET reconstructions.
Inverse Problems
, 37
(11)
, Article 115006. 10.1088/1361-6420/ac2d74.
|
|
|
Twyman, Robert;
Arridge, Simon;
Kereta, Zeljko;
Jin, Bangti;
Brusaferri, Ludovica;
Ahn, Sangtae;
Stearns, Charles W;
... Thielemans, Kris; + view all
(2022)
An Investigation of Stochastic Variance Reduction Algorithms for Relative Difference Penalised 3D PET Image Reconstruction.
IEEE Transactions on Medical Imaging
10.1109/tmi.2022.3203237.
(In press).
|
Proceedings paper
|
Twyman, R;
Arridge, S;
Hutton, BF;
Emond, EC;
Brusaferri, L;
Ahn, S;
Thielemans, K;
(2020)
Iterative PET Image Reconstruction using Adaptive Adjustment of Subset Size and Random Subset Sampling.
In:
Proceedings of the 2019 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC).
IEEE: Manchester, UK.
|
|
Thesis
|
Twyman Skelly, Robert;
(2022)
Stochastic Optimisation Methods Applied to PET Image Reconstruction.
Doctoral thesis (Ph.D), UCL (University College London).
|
