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Dipl.-Math. Sam Doerken


Wissenschaftlicher Mitarbeiter

Photo - Sam Doerken 
E-mail: doerken@imbi.uni-freiburg.de
Phone: ++49 (0)761 203-7703
Fax: ++49 (0)761 203-7700
FDM, Eckerstr. 1
Room no.: 106

Research Interests

  • Classification
  • Regression (particularly penalized regression)
  • Sparse data
  • Dentistry

Projects

 

Selected Publications

Statistical publications:

  • Doerken S, Schumacher M, Avalos M et al. (2017). Less is more - a simulation study on the benefits of penalized regression. In preparation.
  • Doerken S, Schumacher M, Baumdicker F (2017). Game time: statistical contests in the classroom. Submitted.
  • Doerken S, De Bin R, Sauerbrei W (2017). Graphical tools for investigating variable selection instability caused by correlated variables. Submitted.
  • Doerken S, Mockenhaupt M, Naldi L, Schumacher M, Sekula P. (2016). The case-crossover design via penalized regression. BMC Medical Research Methodology, 16(103).
  • Doerken S, Mockenhaupt M, Schumacher M, Sekula P. (2014). Assessment of the “case-chaos” design as an adjunct to the case-control design. American Journal of Epidemiology, 179(6), 775-780.

 

Medical publications:

  • Speckmann C, Doerken S et al. (2017).  A prospective study on the natural history of patients with profound combined immunodeficiency (P-CID): An interim analysis. Journal of Allergy and Clinical Immunology, 139(4), 1302-1310.
  • Vry J, ..., Doerken S et al. (2016). European Cross-Sectional Survey of Current Care Practices for Duchenne Muscular Dystrophy Reveals Regional and Age-Dependent Differences. Journal of Neuromuscular Diseases, 3(4), 517-527.
  • Speckmann C, ..., Doerken S et al. (2015). A prospective study on the natural history of patients with profound combined immunodeficiency (P-CID). Lymphosign Journal, 2(2), 91-106.

 

Publications

University of Freiburg Research Database:

[2017] [2016] [2015] [2014] [2013] [Older publications]

Short CV

Since 2016 Statistical consultant
  Center for Dental Medicine, Medical Center - University of Freiburg
Since 2013 Biostatistician
  Center for Chronic Immunodeficiency, Medical Center - University of Freiburg
Since 2012 Research statistician
  Institute for Medical Biometry and Statistics, Medical Center - University of Freiburg
2011 Diploma in Mathematics
  Faculty of Mathematics and Computer Science, Heidelberg University
  Diploma thesis: Probabilistic Forecasting of U.S. Treasury Bills

 

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