4 citations · 7 across the 2 of their papers we have counts for
3 papers
math.ST2021
Kurtosis-based projection pursuit for matrix-valued data
Una Radojicic, Klaus Nordhausen, Joni Virta
We develop projection pursuit for data that admit a natural representation in matrix form. For projection indices, we propose extensions of the classical kurtosis and Mardia's mult…
stat.ME2020★ 3 cited
Non-Gaussian component analysis: testing the dimension of the signal subspace
Una Radojicic, Klaus Nordhausen
Dimension reduction is a common strategy in multivariate data analysis which seeks a subspace which contains all interesting features needed for the subsequent analysis. Non-Gaussi…
math.ST2020★ 4 cited
Notion of information and independent component analysis
Una Radojicic, Klaus Nordhausen, Hannu Oja
Partial orderings and measures of information for continuous univariate random variables with special roles of Gaussian and uniform distributions are discussed. The information mea…