Results 11 to 20 of about 970,917 (377)

Effect of different noise reduction techniques and template matching parameters on markerless tumor tracking using dual‐energy imaging

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose To evaluate the impact of various noise reduction algorithms and template matching parameters on the accuracy of markerless tumor tracking (MTT) using dual‐energy (DE) imaging. Methods A Varian TrueBeam linear accelerator was used to acquire a series of alternating 60 and 120 kVp images (over a 180° arc) using fast kV switching, on ...
Mandeep Kaur   +9 more
wiley   +1 more source

Well‐being on supportive techniques in amyotrophic lateral sclerosis: from neurologists' perspective

open access: yesAnnals of Clinical and Translational Neurology, Volume 9, Issue 12, Page 1874-1883, December 2022., 2022
Abstract Objective To investigate intercultural neurologists' perception of well‐being in patients with amyotrophic lateral sclerosis (ALS) using gastrostomy (PEG), non‐invasive, and/or invasive ventilation (NIV/IV) and to analyse the determinants and impact on the management of the above medical interventions (MIs).
Krzysztof Barć   +7 more
wiley   +1 more source

Self-reported sleep status and influencing factors: a web-based national cross-sectional survey in China

open access: yesAnnals of Medicine, 2023
Objectives To investigate self-reported sleep duration, sleep timing, sleep status and influencing factors in the Chinese population.Methods This web-based cross-sectional survey was conducted in 2022, covering 31 provinces (91%) in China.
Wanxin Zhang   +6 more
doaj   +1 more source

The multiagency approach to Sudden Unexpected Infant Deaths (SUID): eleven years’ experience in the Tuscany Region

open access: yesItalian Journal of Pediatrics, 2020
Background The Sudden Unexpected Infant Death Syndrome (SUID) is one of the leading causes of mortality in the first year of life. The aim of this work was the retrospective evaluation of the incidence of SUID and the effectiveness of the multiagency ...
Raffaele Piumelli   +8 more
doaj   +1 more source

Breathing solitons induced by collision in dipolar Bose-Einstein condensates [PDF]

open access: yes, 2021
We numerically study the breathing dynamics induced by collision between bright solitons in the one-dimensional Bose-Einstein condensates with strong dipole-dipole interaction. This breathing phenomenon is closely related to the after-collision short-lived attraction of solitons induced by the dipolar effect.
arxiv   +1 more source

IRS-enabled Breath Tracking with Colocated Commodity WiFi Transceivers [PDF]

open access: yesIEEE Internet of Things Journal ( Early Access ) 2022, 2022
Intelligent reflecting surfaces (IRS) are a key enabler of various new applications in 6G smart radio environments. By utilizing an IRS prototype system, this paper aims to enhance self-interference (SI) cancellation for breath tracking with commodity WiFi devices.
arxiv   +1 more source

Opioid suppression of an excitatory pontomedullary respiratory circuit by convergent mechanisms

open access: yeseLife, 2023
Opioids depress breathing by inhibition of interconnected respiratory nuclei in the pons and medulla. Mu opioid receptor (MOR) agonists directly hyperpolarize a population of neurons in the dorsolateral pons, particularly the Kölliker-Fuse (KF) nucleus ...
Jordan T Bateman, Erica S Levitt
doaj   +1 more source

Unconstrained video monitoring of breathing behavior and application to diagnosis of sleep apnea [PDF]

open access: yes, 2014
This paper presents a new real-time automated infrared video monitoring technique for detection of breathing anomalies, and its application in the diagnosis of obstructive sleep apnea.
Gravill, N.   +3 more
core   +1 more source

Sensing the Breath: A Multimodal Singing Tutoring Interface with Breath Guidance [PDF]

open access: yes, 2022
Breath is a significant component in singing performance, which is still underresearched in most singing-related music interfaces. In this paper, we present a multimodal system that detects the learner's singing pitch and breathing states and provides real-time visual tutoring feedback. Specifically, the breath detector is a wearable belt with pressure
arxiv   +1 more source

Breathing exercises for dysfunctional breathing/hyperventilation syndrome in adults [PDF]

open access: yes, 2013
Copyright © 2013 The Cochrane Collaboration. Published by JohnWiley & Sons, Ltd.Background: Dysfunctional breathing/hyperventilation syndrome (DB/HVS) is a respiratory disorder, psychologically or physiologically based, involving breathing too deeply and/
Beumer   +19 more
core   +1 more source

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