Joni Virta

Publication Activity (10 Years)

Years Active: 2017-2024
Publications (10 Years): 17

Top Topics

Blind Source Separation

Principal Components Analysis

Variance Estimator

Top Venues

J. Multivar. Anal.

Signal Process.

Publications

Joni Virta, Andreas Artemiou
Structure-Preserving Non-Linear PCA for Matrices. IEEE Trans. Signal Process. 72 (2024)
Katariina Perkonoja, Joni Virta
Asymptotic utility of spectral anonymization. CoRR (2024)
Joni Virta, Niko Lietzén, Lauri Viitasaari, Pauliina Ilmonen
Latent model extreme value index estimation. J. Multivar. Anal. 202 (2024)
Katariina Perkonoja, Kari Auranen, Joni Virta
Methods for generating and evaluating synthetic longitudinal patient data: a systematic review. CoRR (2023)
Joni Virta, Andreas Artemiou
Poisson PCA for matrix count data. Pattern Recognit. 138 (2023)
Una Radojicic, Niko Lictzén, Klaus Nordhausen, Joni Virta
Dimension Estimation in Two-Dimensional PCA. ISPA (2021)
Klaus Nordhausen, Markus Matilainen, Jari Miettinen, Joni Virta, Sara Taskinen
Dimension Reduction for Time Series in a Blind Source Separation Context Using R. J. Stat. Softw. 98 (1) (2021)
Joni Virta, Bing Li, Klaus Nordhausen, Hannu Oja
Independent component analysis for multivariate functional data. J. Multivar. Anal. 176 (2020)
Klaus Nordhausen, Joni Virta
An overview of properties and extensions of FOBI. Knowl. Based Syst. 173 (2019)
Klaus Nordhausen, Joni Virta
Ladle Estimator For Time Series Signal Dimension. SSP (2018)
Markus Matilainen, Klaus Nordhausen, Joni Virta
On the Number of Signals in Multivariate Time Series. LVA/ICA (2018)
Joni Virta, Klaus Nordhausen
Blind source separation of tensor-valued time series. Signal Process. 141 (2017)
Klaus Nordhausen, Hannu Oja, David E. Tyler, Joni Virta
Asymptotic and Bootstrap Tests for the Dimension of the Non-Gaussian Subspace. IEEE Signal Process. Lett. 24 (6) (2017)
Jari Miettinen, Klaus Nordhausen, Hannu Oja, Sara Taskinen, Joni Virta
The squared symmetric FastICA estimator. Signal Process. 131 (2017)
Joni Virta, Bing Li, Klaus Nordhausen, Hannu Oja
Independent component analysis for tensor-valued data. J. Multivar. Anal. 162 (2017)
Joni Virta, Klaus Nordhausen
Blind source separation for nonstationary tensor-valued time series. MLSP (2017)
Joni Virta, Klaus Nordhausen
On the Optimal Non-linearities for Gaussian Mixtures in FastICA. LVA/ICA (2017)