Jan Henrik Wosnitza

Deutsche Bundesbank

Jan Henrik Wosnitza works as a quantitative on-site inspector in the field of banking supervision for Deutsche Bundesbank. In addition, he teaches mathematical finance, credit portfo-lio risk modelling, counterparty credit risk modelling and credit risk modelling based on machine learning techniques at the University of Applied Sciences of the Deutsche Bundes-bank and at the Technische Hochschule Mittelhessen. He holds a diploma in physics and a doctorate degree in natural sciences from the University of Muenster. His research interests include the modelling of financial risks and, more specifically, credit default prediction, econophysics and household finance.

Articles by Jan Henrik Wosnitza

Original research

Calibration alternatives to logistic regression and their potential for transferring the statistical dispersion of discriminatory power into uncertainties in probabilities of default

This paper compares four calibration approaches to linear logistic regression in credit risk estimation and proposes two new single-parameter families of differentiable functions as candidates for this regression.

13 Mar 2023

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