AIMC Topic: Proton Therapy

Clear Filters Showing 61 to 70 of 87 articles

Deep learning prediction of proton and photon dose distributions for paediatric abdominal tumours.

Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology Nov 29, 2020
OBJECTIVE: Dose prediction using deep learning networks prior to radiotherapy might lead tomore efficient modality selections. The study goal was to predict proton and photon dose distributions based on the patient-specific anatomy and to assess thei...
Deep Learning Child Organs at Risk Radiotherapy Planning, Computer-Assisted Humans Proton Therapy Protons Radiotherapy Dosage Radiotherapy, Intensity-Modulated Abdominal Neoplasms
View on PubMed DOI

Feasibility study of range verification based on proton-induced acoustic signals and recurrent neural network.

Physics in medicine and biology Nov 5, 2020
Range verification in proton therapy is a critical quality assurance task. We studied the feasibility of online range verification based on proton-induced acoustic signals, using a bidirectional long-short-term-memory recurrent neural network and var...
Humans Neural Networks, Computer Radiotherapy Dosage Monte Carlo Method Signal Processing, Computer-Assisted Phantoms, Imaging Feasibility Studies Proton Therapy Acoustics
View on PubMed DOI

Convolutional neural network based proton stopping-power-ratio estimation with dual-energy CT: a feasibility study.

Physics in medicine and biology Nov 3, 2020
Dual-energy computed tomography (DECT) has shown a great potential for lowering range uncertainties, which is necessary for truly leveraging the Bragg peak in proton therapy. However, analytical stopping-power-ratio (SPR) estimation methods have limi...
Uncertainty Protons Signal-To-Noise Ratio Phantoms, Imaging Proton Therapy Neural Networks, Computer Tomography, X-Ray Computed Humans Male Feasibility Studies Calibration Image Processing, Computer-Assisted Prostatic Neoplasms
View on PubMed DOI

Fast spot-scanning proton dose calculation method with uncertainty quantification using a three-dimensional convolutional neural network.

Physics in medicine and biology Oct 26, 2020
This study proposes a near-real-time spot-scanning proton dose calculation method with probabilistic uncertainty estimation using a three-dimensional convolutional neural network (3D-CNN). CT images and clinical target volume contours of 215 head and...
Humans Neural Networks, Computer Tomography, X-Ray Computed Head and Neck Neoplasms Proton Therapy Uncertainty
View on PubMed DOI

Deep learning-enabled MRI-only photon and proton therapy treatment planning for paediatric abdominal tumours.

Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology Oct 7, 2020
PURPOSE: To assess the feasibility of magnetic resonance imaging (MRI)-only treatment planning for photon and proton radiotherapy in children with abdominal tumours.
Radiotherapy Dosage Abdominal Neoplasms Proton Therapy Humans Deep Learning Magnetic Resonance Imaging Radiotherapy Planning, Computer-Assisted Child, Preschool Child
View on PubMed DOI

A machine learning framework with anatomical prior for online dose verification using positron emitters and PET in proton therapy.

Physics in medicine and biology Sep 14, 2020
We developed a machine learning framework in order to establish the correlation between dose and activity distributions in proton therapy. A recurrent neural network was used to predict dose distribution in three dimensions based on the information o...
Uncertainty Signal-To-Noise Ratio Radiotherapy Dosage Proton Therapy Electrons Positron-Emission Tomography Radiation Dosage Machine Learning Image Processing, Computer-Assisted Humans Neural Networks, Computer
View on PubMed DOI

Prediction of the output factor using machine and deep learning approach in uniform scanning proton therapy.

Journal of applied clinical medical physics May 17, 2020
PURPOSE: The purpose of this work is to develop machine and deep learning-based models to predict output and MU based on measured patient quality assurance (QA) data in uniform scanning proton therapy (USPT).
Deep Learning Normal Distribution Proton Therapy Humans Neural Networks, Computer Algorithms
View on PubMed DOI

Comparison of CBCT based synthetic CT methods suitable for proton dose calculations in adaptive proton therapy.

Physics in medicine and biology Apr 28, 2020
In-room imaging is a prerequisite for adaptive proton therapy. The use of onboard cone-beam computed tomography (CBCT) imaging, which is routinely acquired for patient position verification, can enable daily dose reconstructions and plan adaptation d...
Aged, 80 and over Adult Male Image Processing, Computer-Assisted Head and Neck Neoplasms Middle Aged Cone-Beam Computed Tomography Neural Networks, Computer Female Aged Humans Radiometry Radiotherapy Planning, Computer-Assisted Radiotherapy Dosage Proton Therapy
View on PubMed DOI

High quality proton portal imaging using deep learning for proton radiation therapy: a phantom study.

Biomedical physics & engineering express Apr 27, 2020
Purpose; For shoot-through proton treatments, like FLASH radiotherapy, there will be protons exiting the patient which can be used for proton portal imaging (PPI), revealing valuable information for the validation of tumor location in the beam's-eye-...
Proton Therapy Protons Algorithms Signal-To-Noise Ratio Computer Simulation Radiotherapy Humans Reproducibility of Results Deep Learning Scattering, Radiation Neural Networks, Computer Neoplasms Image Processing, Computer-Assisted Phantoms, Imaging Nonlinear Dynamics
View on PubMed DOI

Patient selection for proton therapy: a radiobiological fuzzy Markov model incorporating robust plan analysis.

Physical and engineering sciences in medicine Feb 10, 2020
While proton therapy can offer increased sparing of healthy tissue compared with X-ray therapy, it can be difficult to predict whether a benefit can be expected for an individual patient. Predictive modelling may aid in this respect. However, the pre...
Uncertainty Patient Selection Probability Markov Chains Life Expectancy Child, Preschool Humans Proton Therapy Quality-Adjusted Life Years Models, Theoretical Female Radiotherapy, Intensity-Modulated Fuzzy Logic Quality of Life
View on PubMed DOI
Popular Topics
Recent Journals