Results 11 to 20 of about 10,722,090 (262)

The ABC of linear regression analysis: What every author and editor should know [PDF]

open access: yesEuropean Science Editing, 2021
Regression analysis is a widely used statistical technique to build a model from a set of data on two or more variables. Linear regression is based on linear correlation, and assumes that change in one variable is accompanied by a proportional change in ...
Ksenija Bazdaric   +4 more
doaj   +3 more sources

Periodic Flows in a Viscous Stratified Fluid in a Homogeneous Gravitational Field

open access: yesMathematics, 2023
The density of a fluid or gas, which depends on the temperature, pressure and concentration of dissolved substances or suspended particles, changes under the influence of a large number of physical factors.
Yuli D. Chashechkin, Artem A. Ochirov
doaj   +1 more source

Comparison of explanatory power of linear and nonlinear models predicts expected stock returns [PDF]

open access: yesفصلنامه بورس اوراق بهادار, 2022
One of the most challenging topics in finance and accounting is balancing returns and risk. If so, it is important for the market to identify trends in stock returns to predict the future.
Abbas Adham   +2 more
doaj   +1 more source

Generalized linear models [PDF]

open access: yes, 1972
The technique of iterative weighted linear regression can be used to obtain maximum likelihood estimates of the parameters with observations distributed according to some exponential family and systematic effects that can be made linear by a suitable ...
Nelder, J. A., Wedderburn, R. W. M.
core   +1 more source

Estimating dendrometric variables, volume and carbon from stump diameter for Pinus arizonica Engelm. in northern Mexico

open access: yesNotulae Scientia Biologicae, 2023
It is noteworthy that in the last decade, there has been an increase in the number of studies predicting normal diameter, total height, and stem volume based on stump dimensions.
Karen A. VARGAS-FLORES   +3 more
doaj   +1 more source

Canopy Top, Height and Photosynthetic Pigment Estimation Using Parrot Sequoia Multispectral Imagery and the Unmanned Aerial Vehicle (UAV)

open access: yesRemote Sensing, 2021
Remote sensing is one of the modern methods that have significantly developed over the last two decades and, nowadays, it provides a new means for forest monitoring.
Veronika Kopačková-Strnadová   +4 more
doaj   +1 more source

Bone Mineral Content Prediction by Bioelectrical Impedance Analysis in Children and Adolescents Diagnosed with HIV Infection: Comparison with Dual Energy X-ray Absorptiometry: A Cross-Sectional Study

open access: yesApplied Sciences, 2022
A body composition analysis has been used to investigate alterations on body tissues in children and adolescents diagnosed with human immunodeficiency virus (HIV) infection, such as low bone mineral content (BMC).
João Antônio Chula de Castro   +2 more
doaj   +1 more source

The unemployment rate in relation with the number of the economic subjects registered units

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2004
This article deals with one-factor and multiple-factor linear models definition of an unemployment rate. As the explanatory variables are considered numbers of registered units of economic subjects to thousand inhabitants separated according to the ...
Jaroslav Dufek
doaj   +1 more source

Trends in colon cancer incidence in young and older adults in Mačva Region (Serbia) [PDF]

open access: yesArchive of Oncology, 2023
Objectives: Our goal was to conduct the first survey and screening of colon cancer incidence trends in the Mačva district, Serbia. Methods: Age-specific incidence of colon cancer among the > 20 years old adults that were diagnosed from 2006-2015 was ...
Dugandžija Tihomir   +5 more
doaj  

Finite Mixtures of Generalized Linear Regression Models [PDF]

open access: yes, 2007
Generalized linear models have become a standard technique in the statistical modelling toolbox for investigating relationships between variables.
Bettina Grün   +3 more
core   +1 more source

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