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Johannes Wieditz

Dr. Johannes Wieditz

Research Associate Service Group "Biometry, Data Management and Informatics in Clinical Trials"

e-mail address: johannes.wieditz(at)med.uni-goettingen.de

Contact at the Department of Medical Statistics:
telephone: +49 551 3963029
fax: +49 551 3965605
location: Humboldtallee 32, GF, 0.161

Contact at the Clinic for Anaesthesiology:
telephone: +49 551 3963029
fax: +49 551 3965605
location: Robert-Koch-Str. 40, room 4 C3 614

Potrait of Johannes Wieditz, Department of Medical Statistics

Short biography

[since 11/2021]

Biostatistician, Department of Medical Statistics, University Medical Centre Göttingen.

[08/2021]

Doctorate in Mathematical Sciences, Georg-August-Universität Göttingen, Göttingen.

[08/2017 - 03/2022]

Research assistant, Institute for Mathematical Stochastics, University Medical Centre Göttingen.

[10/2016 - 01/2017]

Intern, Department Risk Banking (Credit Risk), KPMG AG Wirtschaftsprüfungsgesellschaft, Frankfurt a.M.

[10/2014 - 02/2017]

MSc. in Mathematics and mathematical economics, Technische Universität Ilmenau, Ilmenau.

[10/2011 - 09/2014]

BSc. in Mathematics, Technische Universität Ilmenau, Ilmenau.

Research interests

  • Statistics in medicine
  • Generative learning
  • Bayesian inference methods and Markov Chain Monte Carlo
  • Fingerprint recognition
  • Image processing
  • Statistics and optimisation on non-Euclidean spaces

Publications

[2022] J. Wieditz, Y. Pokern, D. Schuhmacher, S. Huckemann: Characteristic and necessary minutiae in fingerprints. Journal of the Royal Statistical Society: Series C 71.1 (2022): 27-50.
DOI: 10.1111/rssc.12520

[2019] G. Eichfelder, T. Hotz, J. Wieditz: An algorithm for computing Fréchet means on the sphere. Optimization Letters 13.7 (2019): 1523-1533.
DOI: 10.1007/s11590-019-01415-y

[2016] T. Hotz, F. Kelma, J. Wieditz: Non-Asymptotic Confidence Sets for Circular Means. Entropy 18.10 (2016): 375.
DOI: 10.3390/e18100375

[2015] T. Hotz, F. Kelma, J. Wieditz: Universal, Non-asymptotic Confidence Sets for Circular Means. International Conference on Geometric Science of Information. Springer, Cham, 2015.
DOI: 10.1007/978-3-319-25040-3_68

Exam theses

  • Doctor rerum naturalium in Mathematical Sciences (Georg-August University Göttingen, 2021): Characteristic and necessary minutiae in fingerprints.
  • Master of Sciences in Mathematics and mathematical economics (Technische Universität Ilmenau, 2017): Computation of Fréchet means on spheres.
  • Bachelor of Sciences in Mathematics (Technische Universität Ilmenau, 2021): Non-asymptotic confidence regions for extrinsic means of circular data.

More information

... can be found on my homepage.

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