@inproceedings{Thuemmel21_FBA,
title = {Facial Behavior Analysis using 4D Curvature Statistics for Presentation Attack Detection},
booktitle = {IEEE International Workshop on Biometrics and Forensics (IWBF)},
author = {Martin Thümmel and Sven Sickert and Joachim Denzler},
year = {2021},
pages = {},
}