Results 211 to 220 of about 5,818,471 (412)

Design and validation of a novel dosimetry phantom for motion management audits

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Background We present a novel phantom design for conducting end‐to‐end dosimetry audits for respiratory motion management of two anatomical treatment sites. The design enables radiochromic film measurements of the dose administered to the target throughout the respiratory cycle (motion‐included) and the dose delivered to the time‐averaged ...
Alex Burton   +5 more
wiley   +1 more source

LDkit: a parallel computing toolkit for linkage disequilibrium analysis. [PDF]

open access: yesBMC Bioinformatics, 2020
Tang Y   +6 more
europepmc   +1 more source

A Python package for fast GPU‐based proton pencil beam dose calculation

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose Open‐source GPU‐based Monte Carlo (MC) proton dose calculation algorithms provide high speed and unparalleled accuracy but can be complex to integrate with new applications and remain slower than GPU‐based pencil beam (PB) methods, which sacrifice some physical accuracy for sub‐second plan calculation.
Mahasweta Bhattacharya   +4 more
wiley   +1 more source

Accelerating Large Language Model Training with 4D Parallelism and Memory Consumption Estimator [PDF]

open access: yesarXiv
In large language model (LLM) training, several parallelization strategies, including Tensor Parallelism (TP), Pipeline Parallelism (PP), Data Parallelism (DP), as well as Sequence Parallelism (SP) and Context Parallelism (CP), are employed to distribute model parameters, activations, and optimizer states across devices.
arxiv  

Evaluation of internal target volume of abdominal tumors using cine‐MRI

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Introduction The detailed anatomy visualization with magnetic resonance (MR)‐guided radiotherapy is particularly attractive for abdominal treatments, but patient respiratory motion can compromise image quality. The “navigator technique” produces high‐quality 3D images, triggered by diaphragm displacement, in exhale phase only.
Jessica Lye   +8 more
wiley   +1 more source

xDiT: an Inference Engine for Diffusion Transformers (DiTs) with Massive Parallelism [PDF]

open access: yesarXiv
Diffusion models are pivotal for generating high-quality images and videos. Inspired by the success of OpenAI's Sora, the backbone of diffusion models is evolving from U-Net to Transformer, known as Diffusion Transformers (DiTs). However, generating high-quality content necessitates longer sequence lengths, exponentially increasing the computation ...
arxiv  

Efficient Message Passing Interface (MPI) for Parallel Computing on Clusters of Workstations [PDF]

open access: green, 1997
Jehoshua Bruck   +4 more
openalex   +1 more source

Biomedical Signal Acquisition Using Sensors under the Paradigm of Parallel Computing. [PDF]

open access: yesSensors (Basel), 2020
Moreno Escobar JJ   +7 more
europepmc   +1 more source

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