Results 21 to 30 of about 286,324 (269)

CT Volumetry of Convoluted Objects—A Simple Method Using Volume Averaging

open access: yesTomography, 2021
Accurate measurement of object volumes using computed tomography is often important but can be challenging, especially for finely convoluted objects with severe marginal blurring from volume averaging. We aimed to test the accuracy of a simple method for
Rani Al-Senan, Jeffrey H. Newhouse
doaj   +1 more source

NOTES AND CORRESPONDENCE Evaluation of Tidal Removal Method Using Phase Average Technique from ADCP Surveys along the Peng-Hu Channel in the Taiwan Strait

open access: yesTerrestrial, Atmospheric and Oceanic Sciences, 2008
Three cruises with shipboard Acoustic Doppler Current Profiler (ADCP) were performed along a transect across the Peng-hu Channel (PHC) in the Taiwan Strait during 2003 - 2004 in order to investigate the feasibility and accuracy of the phase-averaging ...
Yu-Chia Chang   +2 more
doaj   +1 more source

Limit cycles of Liénard polynomial systems type by averaging method

open access: yesMoroccan Journal of Pure and Applied Analysis, 2020
We apply the averaging theory of first and second order for studying the limit cycles of generalized polynomial Linard systems of the ...
Boulfoul Amel, Mellahi Nawal
doaj   +1 more source

METHOD COMPARISON OF STATISTICAL AVERAGING ON THE HELMHOLTZ COILS CALIBRATION EXAMPLE

open access: yesInformatyka, Automatyka, Pomiary w Gospodarce i Ochronie Środowiska, 2016
During a calibration of Helmholtz coils, in which more than one parameter is measured directly, there are various approaches to statistical averaging.
Mariusz Janeczko
doaj   +1 more source

The averaging of nonlocal Hamiltonian structures in Whitham's method

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2002
We consider the m-phase Whitham's averaging method and propose the procedure of “averaging” nonlocal Hamiltonian structures. The procedure is based on the existence of a sufficient number of local-commuting integrals of the system and gives the Poisson ...
Andrei Ya. Maltsev
doaj   +1 more source

Development and quantitative assessment of deep learning-based image enhancement for optical coherence tomography

open access: yesBMC Ophthalmology, 2022
Purpose To develop a deep learning-based framework to improve the image quality of optical coherence tomography (OCT) and evaluate its image enhancement effect with the traditional image averaging method from a clinical perspective.
Xinyu Zhao   +9 more
doaj   +1 more source

Communication and Language Profiles of Children Treated for Posterior Fossa Brain Tumors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Cognitive and language deficits are frequently reported sequelae of posterior fossa brain tumors (PFBT). Typically, delayed onset impedes prompt assessment and early intervention. This has devastating implications for quality of life.
Zara Sved   +4 more
wiley   +1 more source

A new method of frequency offset correction using coherent averaging

open access: yesJournal of Telecommunications and Information Technology, 2005
This paper describes a new method of frequency offset correction to improve clock stability in communication systems where the temporary drift or jitter of phase angle is not accepted.
Piotr Z. Gajewski   +2 more
doaj   +1 more source

A method of estimating the average derivative [PDF]

open access: yesJournal of Econometrics, 2007
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +4 more sources

Stressful Events Reported by Childhood Cancer Survivors and Community Controls From the St. Jude Lifetime (SJLIFE) Cohort: A Mixed Method Study

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Characterizing stressful events reported by childhood cancer survivors experienced throughout the lifespan may help improve trauma‐informed care relevant to the survivor experience. Methods Participants included 2552 survivors (54% female; 34 years of age) and 469 community controls (62% female; 33 years of age) from the St.
Megan E. Ware   +13 more
wiley   +1 more source

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