Steffen Unkel

According to our database, Steffen Unkel authored at least 6 papers between 2007 and 2013.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2013

Exploratory factor and principal component analyses: some new aspects.

Nickolay T. Trendafilov, Steffen Unkel, Wojtek J. Krzanowski

Stat. Comput., 2013

Zig-zag exploratory factor analysis with more variables than observations.

Steffen Unkel, Nickolay T. Trendafilov

Comput. Stat., 2013

2010

A majorization algorithm for simultaneous parameter estimation in robust exploratory factor analysis.

Steffen Unkel, Nickolay T. Trendafilov

Comput. Stat. Data Anal., 2010

2009

Factor Analysis of Data Matrices : New Theoretical and Computational Aspects with Applications.

Steffen Unkel

PhD thesis, 2009

Factor Analysis as Data Matrix Decomposition: A New Approach for Quasi-Sphering in Noisy ICA.

Steffen Unkel, Nickolay T. Trendafilov

Proceedings of the Independent Component Analysis and Signal Separation, 2009

2007

Noisy Independent Component Analysis as a Method of Rotating the Factor Scores.

Steffen Unkel, Nickolay T. Trendafilov

Proceedings of the Independent Component Analysis and Signal Separation, 2007