Results 1 to 10 of about 50,597 (276)

THE BIVARIATE CORRELATION COEFFICIENT: FROM CONCEPT TO APPLICATION

open access: yesCentral Asian Journal of Medical Hypotheses and Ethics
The bivariate correlation coefficient is among the most fundamental and widely applied measures in statistical analysis, offering a quantitative assessment of the association between two continuous variables.
Farrokh Habibzadeh
doaj   +1 more source

Assessment of using Google Trends for real-time monitoring of infectious disease outbreaks: a measles case study

open access: yesScientific Reports
Measles remains a significant threat to children worldwide despite the availability of effective vaccines. The COVID-19 pandemic exacerbated the situation by leading to the postponement of supplementary measles immunization activities.
Dawei Wang   +2 more
doaj   +1 more source

High Dimensional Semiparametric Gaussian Copula Graphical Models

open access: yes, 2012
In this paper, we propose a semiparametric approach, named nonparanormal skeptic, for efficiently and robustly estimating high dimensional undirected graphical models.
Han, Fang   +4 more
core   +2 more sources

Correlation of chronological, skeletal and dental (Demirjian method) ages in an Iranian growing orthodontic population – a cross-sectional study

open access: yesScientific Reports
Growth modification treatments are a type of orthodontic treatment used for patients who are still growing. The treatment plan and timing for these interventions are generally based on the chronological age of patients; however, achieving the most ...
Mehraneh Mohammadian-Rastani   +3 more
doaj   +1 more source

Customer relationship management for brand commitment and brand loyalty [PDF]

open access: yes, 2015
This article examined the impact of customer relationship management strategy on customers brand commitment and brand loyalty in the Nigeria financial sector.
Uduma, Idika Awa   +2 more
core  

Assessing the Correlation between Dental Health and Cooperative Behavior in Young Children Using the Frankl and Houpt Scales: An Analytical Cross-Sectional Study

open access: yesDental Hypotheses
Introduction: This study examined the correlation between dental health indicators and cooperative behavior in children aged 36–72 months. Methods: A cross-sectional study was conducted on children visiting Vietnam National Children’s Hospital and the ...
Pham Quoc Khanh   +5 more
doaj   +1 more source

Vitamin D status and bone mineral density in patients with juvenile rheumatoid arthritis

open access: yesZdorovʹe Rebenka, 2019
Background. Monitoring bone mineral density (BMD) in patients with juvenile rheumatoid arthritis (JRA) with additional assessment of calcidiol (25(OH)D) serum level is an indicator of catabolism status and a criterion of successful therapy. Our objective
T.V. Marushko, Yu.Ye. Holubovska
doaj   +1 more source

Identifying Vertical Product Differentiation in Three Polish Manufacturing Industries: an Enterprise Survey [PDF]

open access: yes
The paper attempts to identify indirectly vertical product differentiation in three industries of Polish manufacturing (manufacture of glass and glass products, manufacture of other general purpose machinery and manufacture of other special purpose ...
Iga Magda, Krzysztof Szczygielski
core  

Comparison of standardized uptake value ratio calculations in amyloid positron emission tomography brain imaging

open access: yesWorld Journal of Nuclear Medicine, 2018
Amyloid positron emission tomography (PET) imaging with florbetapir 18F (18F-AV-45) allows in vivo assessment of cerebral amyloid load and can be used in the evaluation of progression of Alzheimer's disease (AD) and other dementias associated with b ...
Karin Knesaurek   +3 more
doaj   +1 more source

Radiographic Analysis of Scoliosis Using Convolutional Neural Network in Clinical Practice

open access: yesJournal of the Korean Society of Radiology
Purpose To assess the reliability and accuracy of an automated Cobb angle measurement (ACAM) using a convolutional neural network (CNN) for scoliosis evaluation and to compare measurement times.
Ha Yun Oh   +5 more
doaj   +1 more source

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