Results 21 to 30 of about 4,692,305 (307)

A meta-analysis of disturbance caused by drones on nesting birds

open access: yesJournal of Field Ornithology, 2023
The use of drones for monitoring nesting birds is rapidly increasing given their affordability and efficiency in bird detection and quantification across habitats. Reports of disturbance caused by drones on different bird species have been mixed, with no
Antonio Cantu de Leija   +5 more
doaj  

Meta-analysis in psychological research.

open access: yesInternational Journal of Psychological Research, 2010
Meta-analysis is a research methodology that aims to quantitatively integrate the results of a set of empirical studies about a given topic. With this purpose, effect-size indices are obtained from the individual studies and the characteristics of the ...
Julio Sánchez-Meca   +1 more
doaj   +1 more source

The Impact of Inflation on Economic Growth: A Meta-Analysis Approach [PDF]

open access: yesمجله توسعه و سرمایه, 2021
Objective: Examining different perspectives on the impact of inflation on economic growth shows a lack of consensus on this issue. Understanding the exact relationship between inflation and economic growth requires experimental studies with a new method.
Ali Sayehmiri   +2 more
doaj   +1 more source

The effect of neighborhood size on effective population size in theory and in practice [PDF]

open access: yesHeredity, 2016
The distinction between the effective size of a population (Ne) and the effective size of its neighborhoods (Nn) has sometimes become blurred. Ne reflects the effect of random sampling on the genetic composition of a population of size N, whereas Nn is a measure of within-population spatial genetic structure and depends strongly on the dispersal ...
openaire   +4 more sources

Markowitz efficiency and size effect: evidence from the UK stock market

open access: yes, 2014
Academics and practitioners have frequently debated the relationship between market capitalization and expected return. We apply the Markowitz efficient frontier approach to develop a portfolio performance measure that compares the return of a portfolio ...
Gao, Simon, Owen, Heather, Hwang, Tienyu
core   +1 more source

Prediction of forming limits for porous materials using void-size dependent model and bifurcation approach [PDF]

open access: yes, 2020
The scientific literature has shown the strong effect of void size on material response. Several yield functions have been developed to incorporate the void size effects in ductile porous materials.
NASIR, Muhammad Waqar   +2 more
core   +1 more source

Promoting education management new models application in teaching science [PDF]

open access: yesفصلنامه نوآوری‌های آموزشی, 2016
The purpose of this study was to survey the effect of teaching science using Education Management Model on 3th grade guidance school Baharestān city students academic achievement in knowledge, skill and attitude areas.
Mohammadrezā Behrangi   +2 more
doaj  

Standardized or simple effect size: what should be reported?

open access: yes, 2009
It is regarded as best practice for psychologists to report effect size when disseminating quantitative research findings. Reporting of effect size in the psychological literature is patchy – though this may be changing – and when reported it is far from
Baguley, T
core   +1 more source

A Size Effect Model Combining Both Surface Effects and the Fracture Process Zone (FPZ) for Rocks under Uniaxial Compression

open access: yesApplied Sciences
Developing a size effect model that can encompass the surface effect and the fracture process zone (FPZ) is still challenging. Here, a combined size effect model (CSE model) is formulated by integrating the surface effect size model and the size effect ...
Yang Liu   +3 more
doaj   +1 more source

The size effect of crystalline inclusions on the fracture modes in glass-ceramic materials

open access: yes, 2007
The main parameters influencing the mechanical performance of glass - ceramic materials are the shape and mean size of the ceramic phase, i. e. the crystalline inclusions.
Karakasidis, TE   +7 more
core   +1 more source

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