Results 11 to 20 of about 2,210,403 (291)

BIGFAM - variance components analysis from relatives without genotype [PDF]

open access: yesNature Communications
Estimating variance components of phenotypes provides a fundamental basis for understanding complex traits. However, most existing methods require genotype data, which is costly to obtain and often unavailable, limiting their scalability. To address this
Jaeeun Jerry Lee, Buhm Han
doaj   +2 more sources

Estimating variance components in population scale family trees. [PDF]

open access: yesPLoS Genetics, 2019
The rapid digitization of genealogical and medical records enables the assembly of extremely large pedigree records spanning millions of individuals and trillions of pairs of relatives.
Tal Shor   +4 more
doaj   +2 more sources

Variance components affecting the repeatability of the alternating cover test [PDF]

open access: yesJournal of Eye Movement Research, 2019
In within-subject and within-examiner repeated measures designs, measures of heterophoria with the manual prism cover test achieve standard deviations between 0.5 and 0.8 deg.
Marius M. Paulus   +2 more
doaj   +2 more sources

Kriging with Unknown Variance Components for Regional Ionospheric Reconstruction

open access: yesSensors, 2017
Ionospheric delay effect is a critical issue that limits the accuracy of precise Global Navigation Satellite System (GNSS) positioning and navigation for single-frequency users, especially in mid- and low-latitude regions where variations in the ...
Ling Huang   +5 more
doaj   +1 more source

Analysis of variance components reveals the contribution of sample processing to transcript variation [PDF]

open access: yes, 2009
The proper design of DNA microarray experiments requires knowledge of biological and technical variation of the studied biological model. For the filamentous fungus Aspergillus niger, a fast, quantitative real-time PCR (qPCR)-based hierarchical ...
Veen, D., van der   +3 more
core   +1 more source

The Variance Composition of Firm Growth Rates [PDF]

open access: yesBAR: Brazilian Administration Review, 2009
Firms exhibit a wide variability in growth rates. This can be seen as another manifestation of the fact that firms are different from one another in several respects.
Luiz Artur Ledur Brito   +1 more
doaj  

Variance Components, Correlation and Path Coefficient Analysis of Morpho-Physiological and Yield Related Traits in Spider Plant (Gynandropsis gynandra (L.) Briq.) under Water-Stress Conditions

open access: yesAgronomy, 2023
Drought is the most complex abiotic stress for crop production at the global level. Therefore, developing new African spider plant genotypes tolerant to drought stress is one of the best approaches to achieving and optimizing high yield potential with ...
Tinashe Chatara   +3 more
doaj   +1 more source

Variance components estimation of residual errors in GPS precise positioning [PDF]

open access: yesGeodetski Vestnik, 2016
Variance components analysis of residual errors remaining in the GPS double-difference phase observations is presented in this paper. These errors arise due to unmodeled ionospheric, tropospheric and multipath effects and limit the accuracy of n ...
Darko Anđić
doaj   +1 more source

Estimation of genetic variation in residual variance in female and male broiler chickens [PDF]

open access: yes, 2008
In breeding programs, robustness of animals and uniformity of end product can be improved by exploiting genetic variation in residual variance. Residual variance can be defined as environmental variance after accounting for all identifiable effects.
A. Vereijken   +29 more
core   +4 more sources

Maternal effect on sports performance traits in horses

open access: yesCzech Journal of Animal Science, 2019
The aim of the study was to estimate the direct additive genetic effect and the additive maternal effect on the level of traits estimated during the Polish Jumping Championships for Young Horses.
Tomasz Próchniak   +2 more
doaj   +1 more source

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