A review of substitute CT generation for MRI-only radiation therapy
Radiotherapy based on magnetic resonance imaging as the sole modality (MRI-only RT) is
an area of growing scientific interest due to the increasing use of MRI for both target and …
an area of growing scientific interest due to the increasing use of MRI for both target and …
A review of deep-learning-based approaches for attenuation correction in positron emission tomography
JS Lee - IEEE Transactions on Radiation and Plasma Medical …, 2020 - ieeexplore.ieee.org
Attenuation correction (AC) is essential for the generation of artifact-free and quantitatively
accurate positron emission tomography (PET) images. PET AC based on computed …
accurate positron emission tomography (PET) images. PET AC based on computed …
Use of image registration and fusion algorithms and techniques in radiotherapy: Report of the AAPM Radiation Therapy Committee Task Group No. 132
Image registration and fusion algorithms exist in almost every software system that creates
or uses images in radiotherapy. Most treatment planning systems support some form of …
or uses images in radiotherapy. Most treatment planning systems support some form of …
MR‐based synthetic CT generation using a deep convolutional neural network method
X Han - Medical physics, 2017 - Wiley Online Library
Purpose Interests have been rapidly growing in the field of radiotherapy to replace CT with
magnetic resonance imaging (MRI), due to superior soft tissue contrast offered by MRI and …
magnetic resonance imaging (MRI), due to superior soft tissue contrast offered by MRI and …
Attenuation correction synthesis for hybrid PET-MR scanners: application to brain studies
Attenuation correction is an essential requirement for quantification of positron emission
tomography (PET) data. In PET/CT acquisition systems, attenuation maps are derived from …
tomography (PET) data. In PET/CT acquisition systems, attenuation maps are derived from …
[HTML][HTML] A multi-centre evaluation of eleven clinically feasible brain PET/MRI attenuation correction techniques using a large cohort of patients
Aim To accurately quantify the radioactivity concentration measured by PET, emission data
need to be corrected for photon attenuation; however, the MRI signal cannot easily be …
need to be corrected for photon attenuation; however, the MRI signal cannot easily be …
Communication quantization for data-parallel training of deep neural networks
N Dryden, T Moon, SA Jacobs… - 2016 2nd Workshop on …, 2016 - ieeexplore.ieee.org
We study data-parallel training of deep neural networks on high-performance computing
infrastructure. The key problem with scaling data-parallel training is avoiding severe …
infrastructure. The key problem with scaling data-parallel training is avoiding severe …
MRI for attenuation correction in PET: methods and challenges
G Wagenknecht, HJ Kaiser, FM Mottaghy… - … resonance materials in …, 2013 - Springer
In current combined PET/MR systems, PET attenuation correction is based on MRI, since the
small bore inside MRI systems and the strong magnetic field do not permit a rotating PET …
small bore inside MRI systems and the strong magnetic field do not permit a rotating PET …
Time-of-flight PET data determine the attenuation sinogram up to a constant
In positron emission tomography (PET), a quantitative reconstruction of the tracer distribution
requires accurate attenuation correction. We consider situations where a direct …
requires accurate attenuation correction. We consider situations where a direct …
MRI‐based treatment planning with pseudo CT generated through atlas registration
Purpose: To evaluate the feasibility and accuracy of magnetic resonance imaging (MRI)‐
based treatment planning using pseudo CTs generated through atlas registration. Methods …
based treatment planning using pseudo CTs generated through atlas registration. Methods …