Results 111 to 120 of about 339,065 (284)

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

A Framework for Qualitative Communications Using Big Packet Protocol [PDF]

open access: yesarXiv, 2019
In the current Internet architecture, a packet is a minimal or fundamental unit upon which different actions such as classification,forwarding, or discarding are performed by the network nodes.When faced with constrained or poor network conditions, a packet is subjected to undesirable drops and re-transmissions, resulting in unpredictable delays and ...
arxiv  

Design and implementation of packet forwarding engine for reconfigurable routers

open access: yesTongxin xuebao, 2012
The packet forwarding engine should provide not only the basic packet switching function,but also the reconfigurable ability for supporting the network processing functions evolving with time and space.Aiming at the above requirements,a component ...
Yi-jiao CHEN   +4 more
doaj   +2 more sources

DICOM attribute manipulation tool: Easily change frame of reference, series instance, and SOP instance UID

open access: yesJournal of Applied Clinical Medical Physics, EarlyView.
Abstract Purpose In radiation oncology, the integration and registration of multiple imaging modalities is a crucial aspect of the diagnosis and treatment planning process. These images are often inherently registered, a useful feature in most cases, but possibly a hindrance when registration modifications are required.
Brian M. Anderson, Casey Bojechko
wiley   +1 more source

Just-in-Time Packet State Prefetching [PDF]

open access: yesarXiv
Could information about future incoming packets be used to build more efficient CPU-based packet processors? Can such information be obtained accurately? This paper studies novel packet processing architectures that receive external hints about which packets are soon to arrive, thus enabling prefetching into fast cache memories of the state needed to ...
arxiv  

If it does not help, it might hurt: Pharmacodynamics of a second IVIg course in Guillain–Barré syndrome

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
Abstract Objectives Intravenous immunoglobulin (IVIg) is an effective treatment for Guillain–Barré syndrome (GBS), but recovery varies between patients. This study aims to evaluate the pharmacokinetics (PK) and pharmacodynamics (PD) of a single and a second IVIg dose (SID) in patients with GBS.
Sander J. van Tilburg   +7 more
wiley   +1 more source

Online Red Packets: A Large-scale Empirical Study of Gift Giving on WeChat [PDF]

open access: yesarXiv, 2017
Gift giving is a ubiquitous social phenomenon, and red packets have been used as monetary gifts in Asian countries for thousands of years. In recent years, online red packets have become widespread in China through the WeChat platform. Exploiting a unique dataset consisting of 61 million group red packets and seven million users, we conduct a large ...
arxiv  

Progressive Myoclonus Epilepsy: Distinctive MRI Changes in Cerebellar and Motor Networks

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Progressive myoclonus epilepsy (PME) is a rare generalized epilepsy syndrome with a well‐characterized genetic basis. The brain networks that are affected to give rise to the distinctive symptoms of PME are less well understood. Methods Eleven individuals with PME with a confirmed genetic diagnosis and 22 controls were studied.
Jillian M. Cameron   +3 more
wiley   +1 more source

SwiftQueue: Optimizing Low-Latency Applications with Swift Packet Queuing [PDF]

open access: yesarXiv
Low Latency, Low Loss, and Scalable Throughput (L4S), as an emerging router-queue management technique, has seen steady deployment in the industry. An L4S-enabled router assigns each packet to the queue based on the packet header marking. Currently, L4S employs per-flow queue selection, i.e.
arxiv  

Sparsely-Packetized Predictive Control by Orthogonal Matching Pursuit [PDF]

open access: yesarXiv, 2013
We study packetized predictive control, known to be robust against packet dropouts in networked systems. To obtain sparse packets for rate-limited networks, we design control packets via an L0 optimization, which can be effectively solved by orthogonal matching pursuit. Our formulation ensures asymptotic stability of the control loop in the presence of
arxiv  

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