Results 51 to 60 of about 177,511 (317)

Adversarial Sparse-View CBCT Artifact Reduction

open access: yes, 2018
We present an effective post-processing method to reduce the artifacts from sparsely reconstructed cone-beam CT (CBCT) images. The proposed method is based on the state-of-the-art, image-to-image generative models with a perceptual loss as regulation ...
D Xia   +6 more
core   +1 more source

Cardiac cone‐beam CT [PDF]

open access: yesMedical Physics, 2005
This doctoral thesis addresses imaging of the heart with retrospectively gated helical cone‐beam computed tomography (CT). A thorough review of the CT reconstruction literature is presented in combination with a historic overview of cardiac CT imaging and a brief introduction to other cardiac imaging modalities.
openaire   +1 more source

The success of cone beam CT [PDF]

open access: yesDentomaxillofacial Radiology, 2014
Today, 16 years after its introduction in Dentomaxillofacial Radiology (DMFR), cone beam CT (CBCT) clearly dominates the scientific literature on dentomaxillofacial (DMF) imaging. For some journals, a reader could get the idea that no other option for radiographic imaging exists.
openaire   +2 more sources

Assessment of image quality and dose calculation accuracy on kV CBCT, MV CBCT, and MV CT images for urgent palliative radiotherapy treatments. [PDF]

open access: yes, 2016
A clinical workflow was developed for urgent palliative radiotherapy treatments that integrates patient simulation, planning, quality assurance, and treatment in one 30-minute session.
Barani, Igor   +9 more
core   +1 more source

Artificial Intelligence DENTOMO: Opportunities and Prospects for analysis of CBCT in Dentistry

open access: yesInternational Dental Journal, 2021
Aim or Purpose: Analysis of artificial intelligence DENTOMO application efficiency, its opportunities and prospects for Interpretation of Cone Beam CT in Dentistry and developing model for automatic analysis cone beam computed tomography in Dentistry ...
Aleksandr Obrubov   +6 more
doaj   +1 more source

Dosimetric impact of gastrointestinal air column in radiation treatment of pancreatic cancer [PDF]

open access: yes, 2017
OBJECTIVE: Dosimetric evaluation of air column in gastrointestinal (GI) structures in intensity modulated radiation therapy (IMRT) of pancreatic cancer.
Cardenes, Higinia R.   +4 more
core   +1 more source

SPARE: SPArse-view REconstruction challenge for 4D cone-beam CT from a one-minute scan.

open access: yesMedical Physics (Lancaster), 2019
PURPOSE Currently 4D cone-beam CT (CBCT) requires a 3-4 minute full-fan scan to ensure usable image quality. Recent advancements in sparse-view 4D-CBCT reconstruction have opened the possibility to reduce scan time and dose.
C. Shieh   +12 more
semanticscholar   +1 more source

Halve the dose while maintaining image quality in paediatric Cone Beam CT

open access: yesScientific Reports, 2019
Cone beam CT (CBCT) for dentomaxillofacial paediatric assessment has been widely used despite the uncertainties of the risks of the low-dose radiation exposures.
A. Oenning   +37 more
semanticscholar   +1 more source

Cone-beam computed tomography: Hype and facts

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2014
Cone beam computed tomography (CBCT) is a relatively new gadget in the field of clinical CT technology. CBCT has been projected as a low-dose alternative to medical CT, with a wide range of applications, and it is said to have paved the way for a ...
Vivek Velayudhan Nair, Bindu J Nair
doaj   +1 more source

Accuracy of linear measurement using cone-beam computed tomography at different reconstruction angles [PDF]

open access: yes, 2014
Purpose: This study was performed to evaluate the effect of changing the orientation of a reconstructed image on the accuracy of linear measurements using cone-beam computed tomography (CBCT).
Aval, S.H.   +5 more
core   +1 more source

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