Results 21 to 30 of about 11,154,365 (309)

Pedestrians’ Microscopic Walking Dynamics in Single-File Movement: The Influence of Gender

open access: yesApplied Sciences, 2022
Demographics of individuals could largely influence their behaviors and interactions with surrounding pedestrians. This study investigates the influence of pedestrians’ gender on microscopic walking dynamics of single-file movements using the trajectory ...
Charitha Dias   +3 more
doaj   +1 more source

A New Strategy for Somatotype Assessment Using Bioimpedance Analysis: Stratification According to Sex

open access: yesJournal of Functional Morphology and Kinesiology, 2022
Body composition assessment is a relevant element in the biomedical field, in research and daily practice in the medical and nutritional fields, and in the management of athletes.
Alexander Bertuccioli   +9 more
doaj   +1 more source

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

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

Linear Estimation for Approximately Linear Models

open access: yesThe Annals of Statistics, 1978
An approximate linear model is proposed to allow for deviations from an underlying ideal linear model as follows: If, in standard notation, $Y = A\beta + \varepsilon$ is the ideal model then $Y = A\beta + r + \varepsilon$ where $|r_i| \leqq M_i$ for $M$ a given vector is an approximate linear model.
Sacks, Jerome, Ylvisaker, Donald
openaire   +3 more sources

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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