Artificial intelligence in radiotherapy: a technological review
K Sheng - Frontiers of Medicine, 2020 - Springer
Radiation therapy (RT) is widely used to treat cancer. Technological advances in RT have
occurred in the past 30 years. These advances, such as three-dimensional image guidance …
occurred in the past 30 years. These advances, such as three-dimensional image guidance …
A model‐based scatter artifacts correction for cone beam CT
Purpose: Due to the increased axial coverage of multislice computed tomography (CT) and
the introduction of flat detectors, the size of x‐ray illumination fields has grown dramatically …
the introduction of flat detectors, the size of x‐ray illumination fields has grown dramatically …
Evaluation and clinical application of a commercially available iterative reconstruction algorithm for CBCT-based IGRT
W Mao, C Liu, SJ Gardner, F Siddiqui… - … in cancer research …, 2019 - journals.sagepub.com
Purpose: We have quantitatively evaluated the image quality of a new commercially
available iterative cone-beam computed tomography reconstruction algorithm over standard …
available iterative cone-beam computed tomography reconstruction algorithm over standard …
Panoramic dental tomosynthesis imaging by use of CBCT projection data
Dental CBCT and panoramic images are important imaging modalities used in dental
diagnosis and treatment planning. In order to acquire a panoramic image without an …
diagnosis and treatment planning. In order to acquire a panoramic image without an …
Beam hardening correction using cone beam consistency conditions
S Abdurahman, R Frysch, R Bismark… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
The polychromatic X-ray spectrum and the energy-dependent attenuation coefficient of
materials cause beam hardening artifacts in CT reconstructed volumes. These artifacts …
materials cause beam hardening artifacts in CT reconstructed volumes. These artifacts …
Image quality improvement in bowtie‐filter‐equipped cone‐beam CT using a dual‐domain neural network
Background The bowtie‐filter in cone‐beam CT (CBCT) causes spatially nonuniform x‐ray
beam often leading to eclipse artifacts in the reconstructed image. The artifacts are further …
beam often leading to eclipse artifacts in the reconstructed image. The artifacts are further …
Enhancement of soft-tissue contrast in cone-beam CT using an anti-scatter grid with a sparse sampling approach
Purpose Anti-scatter grids suppress the scatter substantially thus improving image contrast
in radiography. However, its active use in cone-beam CT for the purpose of improving …
in radiography. However, its active use in cone-beam CT for the purpose of improving …
Modified fast adaptive scatter kernel superposition (mfASKS) correction and its dosimetric impact on CBCT‐based proton therapy dose calculation
Purpose While cone beam computed tomography (CBCT) is able to provide patient
anatomical information, its image quality is severely degraded due to scatter contamination …
anatomical information, its image quality is severely degraded due to scatter contamination …
A study of quantitative indicators for slice sorting in cine-mode 4DCT
The uncertainties of four-dimensional computed tomography (4DCT), also called as residual
motion artefacts (RMA), induced from irregular respiratory patterns can degrade the quality …
motion artefacts (RMA), induced from irregular respiratory patterns can degrade the quality …
An analysis of scatter characteristics in x-ray CT spectral correction
T Zhang, Z Chen, H Zhou, NR Bennett… - Physics in Medicine …, 2021 - iopscience.iop.org
X-ray scatter remains a major physics challenge in volumetric computed tomography (CT),
whose physical and statistical behaviors have been commonly leveraged in order to …
whose physical and statistical behaviors have been commonly leveraged in order to …