Results 31 to 40 of about 1,549,948 (320)

Logistic Curve Models of CO2 Accumulation

open access: yesFindings, 2020
This article explores the use of logistic-shaped diffusion curves (S-Curves) to predict the accumulation of atmospheric CO2. The research question here is whether forecasts using logistic curves are stable, that is, do they predict consistently over ...
David Levinson
doaj   +1 more source

Evaluation of risk factors and drug adherence in the occurrence of stroke in patients with atrial fibrillation

open access: yesPharmacy Practice, 2020
Background: Atrial fibrillation (AF) patients are at high risk of developing a stroke and anticoagulant medications are generally prescribed to prevent stroke in AF population.
Maya Hajj   +5 more
doaj   +1 more source

The value of diffusion kurtosis imaging histogram combine with EphA2 grading in glioma grading

open access: yesChinese Journal of Contemporary Neurology and Neurosurgery, 2023
Objective To investigate the value of diffusion kurtosis imaging (DKI) histogram combined with Ephrin type⁃A receptor 2 (EphA2) in the evaluation of glioma grading.
LI Jian⁃rui   +5 more
doaj   +1 more source

Correlates of Alcohol Consumption and Drug Injection among Homeless Youth: A Case Study in the Southeast of Iran [PDF]

open access: yesAddiction and Health, 2019
Background: Alcohol use and drug injection are prevalent among homeless youths. The aim of this study wasto identify the associated factors of alcohol consumption and drug injection among homeless youths aged18-29 years.Methods: Data on 202 homeless ...
Abolfazl Hosseinnataj   +10 more
doaj   +1 more source

Machine Learning-based Classifiers for the Prediction of Low Birth Weight [PDF]

open access: yesHealthcare Informatics Research, 2023
Objectives Low birth weight (LBW) is a global concern associated with fetal and neonatal mortality as well as adverse consequences such as intellectual disability, impaired cognitive development, and chronic diseases in adulthood.
Mahya Arayeshgari   +4 more
doaj   +1 more source

Auricular acupuncture for sleep quality in participants with mental and behavioral disorders due to prior multiple drug use: a retrospective consecutive case series [PDF]

open access: yesJournal of Yeungnam Medical Science, 2023
Background Poor sleep quality is associated with psychoactive substance abuse/addiction/withdrawal. Auricular acupuncture (AA) is a nonpharmacological method used for the treatment of sleep disturbances.
Yuri Gimelfarb, Eran Goldstien
doaj   +1 more source

Studying the Logistic Model

open access: yesReports in Advances of Physical Sciences, 2022
Several studies have used the logistic equation to model the growth of cancer cell populations 1 as seen in Eq. ( 1 ). This has included correlated multiplicative, [Formula: see text] and additive, [Formula: see text], noise terms. These noise terms can affect the growth rate, [Formula: see text], and death rate, [Formula: see text], of tumor cells ...
Jacob Baxley   +2 more
openaire   +2 more sources

Neo-logistic model for the growth of bacteria [PDF]

open access: yes, 2017
We propose a neo-logistic model that can describe bacterial growth data precisely. This model is not derived by modifying the logistic model formally, but by incorporating the synthesis of inducible enzymes into the logistic model indirectly. Therefore, the meaning of the parameters of the neo-logistic model becomes physically clear.
arxiv   +1 more source

Generalized logistic models

open access: yesMathematical and Computer Modelling, 1988
Abstract A class of models indexed by two shape parameters is introduced, both to extend the scope of the standard logistic model to asymmetric probability curves and improve the fit in the noncentral probability regions. One-parameter subclasses can be used to examine symmetric or asymmetric deviations from the logistic model.
openaire   +3 more sources

Uncertain logistic regression models

open access: yesAIMS Mathematics
Logistic regression is a generalized nonlinear regression analysis model and is often used for data mining, automatic disease diagnosis, economic prediction, and other fields.
Jinling Gao , Zengtai Gong
doaj   +1 more source

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