Markiewicz, Augustyn

Now showing 1 - 12 of 12

2024
Quasi shrinkage estimation of a block-structured covariance matrix
Markiewicz, Augustyn
Mokrzycka, M.
Mrowińska, M.
25 25
2025
Estimation and Sufficiency Under the Mixed Effects Extended Growth Curve Model with Compound Symmetry Covariance Structure
Filipiak, Katarzyna
Markiewicz, Augustyn
Krajewski, Paweł
Ćwiek-Kupczyńska, Hanna
10 10
2025
Revisiting Some Results in C.R. Rao’s Paper in Sankhyā in 1971
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
6 6
2023
Further remarks on permissible covariance structures for simultaneous retention of BLUEs in linear models
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
25 25
2022
Properties of the matrix V + XTX' in linear statistical models
Haslett, Stephen J.
Markiewicz, Augustyn
Puntanen, Simo
11 11
2025
On estimation of a partitioned covariance matrix with linearly structured blocks
Filipiak, Katarzyna
Markiewicz, Augustyn
Mieldzioc, Adam
Mrowińska, Malwina
9 9
2024
The Fundamental BLUE Equation in Linear Models Revisited
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
16 16
2025
How data or error covariance can change and still retain BLUEs as well as their covariance or the sum of squares of errors
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
11 11
2022
Properties of BLUEs in full versus small linear models
Haslett, Stephen J.
Markiewicz, Augustyn
Puntanen, Simo
8 8
2023
Upper Bounds for the Euclidean Distances Between the BLUEs Under the Partitioned Linear Fixed Model and the Corresponding Mixed Model
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
Bapat, Ravindra B.
Karantha, Manjunatha Prasad
Kirkland, Stephen J.
Neogy, Samir Kumar
Pati, Sukanta
Puntanen, Simo
16 16
2025
Linear Sufficiency and Permissible Covariance Structures for Retention of BLUEs in Linear Models
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
14 14
2023
Permissible Covariance Structures for Simultaneous Retention of BLUEs in Small and Big Linear Models
Haslett, Stephen J.
Isotalo, Jarkko
Markiewicz, Augustyn
Puntanen, Simo
Bapat, Ravindra B.
Karantha, Manjunatha Prasad
Kirkland, Stephen J.
Neogy, Samir Kumar
Pati, Sukanta
Puntanen, Simo
15 15

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Quasi shrinkage estimation of a block-structured covariance matrix

Estimation and Sufficiency Under the Mixed Effects Extended Growth Curve Model with Compound Symmetry Covariance Structure

Revisiting Some Results in C.R. Rao’s Paper in Sankhyā in 1971

Further remarks on permissible covariance structures for simultaneous retention of BLUEs in linear models

Properties of the matrix V + XTX' in linear statistical models

On estimation of a partitioned covariance matrix with linearly structured blocks

The Fundamental BLUE Equation in Linear Models Revisited

How data or error covariance can change and still retain BLUEs as well as their covariance or the sum of squares of errors

Properties of BLUEs in full versus small linear models

Upper Bounds for the Euclidean Distances Between the BLUEs Under the Partitioned Linear Fixed Model and the Corresponding Mixed Model

Linear Sufficiency and Permissible Covariance Structures for Retention of BLUEs in Linear Models

Permissible Covariance Structures for Simultaneous Retention of BLUEs in Small and Big Linear Models

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Filters

Date

Author

Editor

Subject

Has files

Type

Quasi shrinkage estimation of a block-structured covariance matrix

Estimation and Sufficiency Under the Mixed Effects Extended Growth Curve Model with Compound Symmetry Covariance Structure

Revisiting Some Results in C.R. Rao’s Paper in Sankhyā in 1971

Further remarks on permissible covariance structures for simultaneous retention of BLUEs in linear models

Properties of the matrix V + XTX' in linear statistical models

On estimation of a partitioned covariance matrix with linearly structured blocks

The Fundamental BLUE Equation in Linear Models Revisited

How data or error covariance can change and still retain BLUEs as well as their covariance or the sum of squares of errors

Properties of BLUEs in full versus small linear models

Upper Bounds for the Euclidean Distances Between the BLUEs Under the Partitioned Linear Fixed Model and the Corresponding Mixed Model

Linear Sufficiency and Permissible Covariance Structures for Retention of BLUEs in Linear Models

Permissible Covariance Structures for Simultaneous Retention of BLUEs in Small and Big Linear Models