Paul P. Hager

Assistant Professor in Mathematical Finance and Machine Learning at the Department of Statistics and Operations Research, University of Vienna.

Software

Open-source Python packages, all installable from PyPI.

tensordev

JAX tensor algebra for signatures, Volterra signatures, free developments and signature kernels.

pip install tensordev

levymmd

Expected signature kernels and maximum mean discrepancies for inhomogeneous Lévy processes.

pip install levymmd

roughprix

European option pricing in the rough Heston model, with a Taylor expansion in the Hurst exponent H.

pip install roughprix

locsvol

Calibration of local stochastic volatility models by fixed-point iteration.

pip install locsvol