Niko Lietzen - UTU Research Portal

Niko Lietzen

Statistics (Department of Mathematics and Statistics)

niko.lietzen@utu.fi

Publications

Order Determination for Tensor-Valued Observations Using Data Augmentation (2025)
- Journal of Computational and Graphical Statistics
Radojičić, Una; Lietzén, Niko; Nordhausen, Klaus; Virta, Joni
(A1 Refereed original research article in a scientific journal)
Latent model extreme value index estimation (2024)
- Journal of Multivariate Analysis
Virta, Joni; Lietzén, Niko; Viitasaari, Lauri; Ilmonen, Pauliina
(A1 Refereed original research article in a scientific journal)
Note on asymptotic behavior of spatial sign autocovariance matrices (2023)
- Statistics and Probability Letters
Voutilainen Marko, Ilmonen Pauliina, Viitasaari Lauri, Lietzén Niko

(A1 Refereed original research article in a scientific journal)
Robust signal dimension estimation via SURE (2023)
- Statistical Papers
Virta Joni, Lietzén Niko, Nyberg Henri
(A1 Refereed original research article in a scientific journal)
Dimension Estimation in Two-Dimensional PCA (2021)
- International Symposium on Image and Signal Processing and Analysis
Proceedings of the 12th International Symposium on Image and Signal Processing and Analysis Radojičić Una, Lietzén Niko, Nordhausen Klaus, Virta Joni
(A4 Refereed article in a conference publication )
Modeling temporally uncorrelated components of complex-valued stationary processes (2021)
- Modern Stochastics: Theory and Applications
Lietzén Niko, Viitasaari Lauri, Ilmonen Pauliina
(A1 Refereed original research article in a scientific journal)
Modeling temporally uncorrelated components for complex-valued stationary processes (2020)
- arXiv.org
Lietzén Niko, Viitasaari Lauri, Ilmonen Pauliina
(Other publication)