Results 101 to 110 of about 1,559,341 (395)

A review of artificial intelligence in brachytherapy

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Artificial intelligence (AI) has the potential to revolutionize brachytherapy's clinical workflow. This review comprehensively examines the application of AI, focusing on machine learning and deep learning, in various aspects of brachytherapy.
Jingchu Chen   +4 more
wiley   +1 more source

Analysis of health overseas development aid for internally displaced persons in low- and middle-income countries

open access: yesJournal of Migration and Health, 2022
Background: There are an estimated 55 million internally displaced persons (IDPs) globally. IDPs commonly have worse health outcomes than host populations and other forcibly displaced populations such as refugees. Official development assistance (ODA) is
Bayard Roberts   +7 more
doaj  

Automatic skin flash optimization in breast and chestwall VMAT with static angle modulated ports: Effect of HU and flash margin size on plan quality and robustness

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Skin flash is typically added to breast and chestwall plans to ensure robust target coverage in the presence of respiratory motion, anatomic changes, and small setup uncertainties. Adding skin flash in volumetric modulated arc therapy (VMAT) plans is an iterative and manual process.
Emily Hubley   +6 more
wiley   +1 more source

Study on the Impacts and Costs of Forced Displacement: State of the Art Literature Review [PDF]

open access: yes, 2011
Since the 1970s, academics, practitioners and policy-makers from across the humanitarian and development fields have increasingly recognised the need to utilise rigorously collected and analysed data to develop appropriate responses to contexts of forced
Fiddian-Qasmiyeh, Elena   +3 more
core  

Assessing the rigidity of thermoplastic masks for head immobilization effectiveness in stereotactic radiosurgery

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract This study compared three Brainlab thermoplastic masks—Cranial 4pi basic, stereotactic (Close Mask V2), and open‐face—to see how well they limited head movement during Stereotactic Radiosurgery (SRS). Using a head phantom, we tested rotational movements (pitch, yaw, and roll) and measured displacements with the ExacTrac system.
Iris Pasion Apale   +2 more
wiley   +1 more source

Virtual Displacement in Lagrangian Dynamics [PDF]

open access: yesarXiv, 2004
The confusion and ambiguity encountered by students, in understanding virtual displacement and virtual work, is addressed in this article. A definition of virtual displacement is presented that allows one to express them explicitly for both time independent and time dependent constraints. It is observed that for time independent constraints the virtual
arxiv  

Long-Term Consequences of Forced Displacement: Three Salient Themes

open access: yes, 2020
Three salient themes emerge when reviewing the literature on the long-term consequences of forced displacement. First, forced migrants are in many cases highskilled minorities that bring benefits in terms of education, productivity and innovation to the ...
Sascha O. Becker
semanticscholar   +1 more source

Monte Carlo modeling of radiation dose from radiation therapy with superficial x‐rays

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Introduction Superficial x‐rays (50–100 kVp) are used for treating non‐melanoma skin cancer and intraoperative radiation therapy (IORT). At these energies, the photoelectric effect significantly increases absorbed dose to bone compared to soft tissue.
Reham Barghash   +3 more
wiley   +1 more source

Anomalous Shock Displacement Probabilities for a Perturbed Scalar Conservation Law [PDF]

open access: yesarXiv, 2012
We consider an one-dimensional conservation law with random space-time forcing and calculate using large deviations the exponentially small probabilities of anomalous shock profile displacements. Under suitable hypotheses on the spatial support and structure of random forces, we analyze the scaling behavior of the rate function, which is the ...
arxiv  

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