Articles with "optimization" as a keyword



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A longitudinal evaluation of improvements in treatment plan quality for lung cancer with volumetric modulated arc therapy

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Published in 2020 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.12863

Abstract: Abstract Purpose To investigate planning time and number of optimizations in routine clinical lung cancer plans based on the plan quality improvements following each optimization. Materials and method We selected 40 patients with lung cancer… read more here.

Keywords: plan; plan quality; optimization; lung cancer ... See more keywords
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Efficient optimization of R50% when planning multiple cranial metastases simultaneously in single isocenter SRS/SRT

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Published in 2021 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13254

Abstract: Abstract Simultaneous optimization of multiple Planning Target Volumes (PTVs) of varying size and location in the cranium is a non‐trivial task. The rate of dose falloff around PTV structures is variable and depends on PTV… read more here.

Keywords: goal r50; treatment; efficient optimization; optimization r50 ... See more keywords
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A novel methodology for the optimization of transmission and dosimetric leaf gap parameters

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Published in 2022 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13565

Abstract: Abstract Purpose Optimization of dosimetric leaf gap (DLG) and transmission is commonly performed through a manual trial and error process, which can lead to sub‐optimal values. The purpose of this work is to create an… read more here.

Keywords: index; methodology; dlg transmission; transmission ... See more keywords
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Evaluating machine learning enhanced intelligent-optimization-engine (IOE) performance for ethos head-and-neck (HN) plan generation.

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Published in 2023 at "Journal of applied clinical medical physics"

DOI: 10.1002/acm2.13950

Abstract: PURPOSE Varian Ethos utilizes novel intelligent-optimization-engine (IOE) designed to automate the planning. However, this introduced a black box approach to plan optimization and challenge for planners to improve plan quality. This study aims to evaluate… read more here.

Keywords: ioe; ethos; learning; rtog ... See more keywords
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Combined RBE and OER optimization in proton therapy with FLUKA based on EF5-PET.

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Published in 2023 at "Journal of applied clinical medical physics"

DOI: 10.1002/acm2.14014

Abstract: INTRODUCTION Tumor hypoxia is associated with poor treatment outcome. Hypoxic regions are more radioresistant than well-oxygenated regions, as quantified by the oxygen enhancement ratio (OER). In optimization of proton therapy, including OER in addition to… read more here.

Keywords: proton; pet; proton therapy; oer optimization ... See more keywords
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Research on Trajectory Optimization of Multilateral Thin Metal Rubber Automatic Laying Based on Virtual Fabrication Technology

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Published in 2021 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202100754

Abstract: Herein, an in‐depth exploration of the trajectory optimization process of multilateral thin metal rubber (MT‐MR) in laying to build a virtual fabrication model that reflects the morphology and macro‐properties of material is done. According to… read more here.

Keywords: multilateral thin; optimization; trajectory; virtual fabrication ... See more keywords
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Exosomes for Wound Healing: Purification Optimization and Identification of Bioactive Components

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Published in 2020 at "Advanced Science"

DOI: 10.1002/advs.202002596

Abstract: Abstract Human mesenchymal stem cell exosomes have been shown to promote cutaneous wound healing. Their bioactivity is most often attributed to their protein and nucleic acid components, while the function of exosomal lipids remains comparatively… read more here.

Keywords: wound healing; exosomes wound; optimization; purification ... See more keywords
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Operational strategy and planning for raw natural gas refining complexes: Process modeling and global optimization

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Published in 2017 at "Aiche Journal"

DOI: 10.1002/aic.15416

Abstract: Optimal operational strategy and planning of a raw natural gas refining complex (RNGRC) is very challenging since it involves highly nonlinear processes, complex thermodynamics, blending, and utility systems. In this article, we first propose a… read more here.

Keywords: raw natural; gas; strategy planning; optimization ... See more keywords
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Integrated adsorbent‐process optimization for carbon capture and concentration using vacuum swing adsorption cycles

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Published in 2017 at "Aiche Journal"

DOI: 10.1002/aic.15602

Abstract: A novel approach for integrated adsorbent and process design is proposed. The traditional pressure or vacuum swing adsorption (PSA) / vacuum swing adsorption (VSA) process optimization for chosen objectives, where operating conditions are the decision… read more here.

Keywords: swing adsorption; process; vacuum swing; optimization ... See more keywords
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Multi-criteria Optimization for Parameterization of SAFT-type Equations of State for Water

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Published in 2018 at "Aiche Journal"

DOI: 10.1002/aic.15857

Abstract: Finding appropriate parameter sets for a given equation of state to describe different properties of a certain substance is an optimization problem with conflicting objectives. Such problem is commonly addressed by single-criteria optimization in which… read more here.

Keywords: state; multi criteria; water; saft ... See more keywords
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A flexible air separation process: 2. Optimal operation using economic model predictive control

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Published in 2019 at "AIChE Journal"

DOI: 10.1002/aic.16721

Abstract: Correspondence Alexander Mitsos, AVT Process Systems Engineering, RWTH Aachen University, 52074 Aachen, Germany. Email: [email protected] Abstract The penetration of renewable electricity promises an economic advantage for flexible operation of energy-intense processes. One way to achieve… read more here.

Keywords: optimization; control; process; model ... See more keywords