Results 61 to 70 of about 661 (172)

Maximum likelihood estimators of the variance components based on theQ-reduced model

open access: yes
Variance Component, Q-reduced Model, Maximum Likelihood, Q-ML, non-negative MINQUE,
C. Kapadia, K. Lee
core   +1 more source

A note on equality of MINQUE and simple estimator in the general Gauss-Markov model

open access: yes
Under the general Gauss-Markov model {y, X[beta], [sigma]2 V}, equality of MINQUE and so called 'simple' estimator (1/[latin small letter f with hook])yT (I - XX+)y with [latin small letter f with hook] = rank(X : V) - rank(X) for [sigma]2 is considered.
Gro[beta], Jürgen
core  

Minimum norm quadratic unbiased estimation methods for variance components [PDF]

open access: yes, 2011
Fen Bilimleri Enstitüsü, Matematik Ana Bilim DalıBu çalışmada varyans bileşenleri açıklanıp, bu varyans bileşenlerin tahminine yönelik MINQUE yöntemi ve bu yöntemi modifiye ederek geliştirilen MINQE yöntemi incelenmiştir.
Mollaoğulları, Ahmet
core  

Genome-wide association analysis of heifer livability and early first calving in Holstein cattle. [PDF]

open access: yesBMC Genomics, 2023
Gao Y   +7 more
europepmc   +1 more source

Estimation of variance and covariance components--MINQUE theory

open access: yes
The paper consists of two parts. The first part deals with solutions to some optimization problems. The general problem is one of minimssing Tr AVA'U, where V and U are positive definite matrices when the elements of the matrix are subject to linear ...
Rao, C. Radhakrishna
core  

Impact of stochastic modelling on GPS height and zenith wet delay estimation [PDF]

open access: yes, 2009
Most stochastic modelling techniques assume the physical correlations among the raw observations to be negligible when forming the variance covariance matrix of the GPS observations. Such an assumption may, however, lead to significantly biased solutions.
Featherstone, Will   +3 more
core  

Above-Ground Biomass Estimation in Oats Using UAV Remote Sensing and Machine Learning. [PDF]

open access: yesSensors (Basel), 2022
Sharma P   +4 more
europepmc   +1 more source

Analiza zniekształceń struktury sieci mierzona za pomocą nawigacji satelitarnej z wyborem kofaktorów

open access: yes, 2014
Global Navigation Satellite Systems technology in the years 2004 and 2008. The aim of the work is to evaluate the influence of parameters entering the model, estimate parameters of the first and second grades of the network structures and present the ...
Weiss, E., Weiss, G., Labant, S.
core  

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