Publications

Makeup Presentation Attack Potential Revisited: Skills Pay the Bills
P. Drozdowski; S. Grobarek; J. Schurse; C. Rathgeb; F. Stockhardt; C. Busch
Intl. Workshop on Biometrics and Forensics (IWBF), 2021, p.1-6

Face Morphing Attacks: A Threat to eLearning?
C. Rathgeb; K. Pöppelmann; C. Busch
IEEE Global Engineering Education Conf. (EDUCON 2021), 2021, p.1-6

Impact of facial tattoos and paintings on face recognition systems
M. Ibsen; C. Rathgeb; T. Fink; P. Drozdowski; C. Busch
IET Biometrics, 2021

Local Feature Encoding for Unknown Presentation Attack Detection: An Analysis of Different Local Feature Descriptors
L. J. Gonzalez-Soler; M. Gomez-Barrero; J. Kolberg; L. Chang; A. Perez-Suarez; C. Busch
IET Biometrics, 2021, p.1-13

Effects of Image Compression on Face Image Manipulation Detection: A Case Study on Facial Retouching
C. Rathgeb; K. Bernardo; N. E. Haryanto; C. Busch
IET Biometrics, 2021, Vol.10

Beyond Identity: What Information is Stored in Biometric Face Templates?
Terhörst, Philipp; Fährmann, Daniel; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE International Joint Conference on Biometrics, IJCB 2020, 2020, p.10

Can GAN Generated Morphs Threaten Face Recognition Systems Equally as Landmark Based Morphs? - Vulnerability and Detection
Venkatesh, Sushma; Zhang, Haoyu; Ramachandra, Raghavendra; Raja, Kiran; Damer, Naser; Busch, Christoph
8th International Workshop on Biometrics and Forensics, IWBF 2020. Proceedings, 2020, p.6

Compact Models for Periocular Verification Through Knowledge Distillation
Boutros, Fadi; Damer, Naser; Fang, Meiling; Raja, Kiran; Kirchbuchner, Florian; Kuijper, Arjan
BIOSIG 2020, 19th International Conference of the Biometrics Special Interest Group. Proceedings, 2020, p.291-298

Comparison-Level Mitigation of Ethnic Bias in Face Recognition
Terhörst, Philipp; Tran, Mai Ly; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
8th International Workshop on Biometrics and Forensics, IWBF 2020. Proceedings, 2020, p.6

Deep Learning Multi-layer Fusion for an Accurate Iris Presentation Attack Detection
Fang, Meiling; Damer, Naser; Boutros, Fadi; Kirchbuchner, Florian; Kuijper, Arjan
FUSION 2020, 23rd International Conference on Information Fusion, 2020, p.8

Demographic Bias in Presentation Attack Detection of Iris Recognition Systems
Fang, Meiling; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
28th European Signal Processing Conference, EUSIPCO 2020. Proceedings, 2020, p.835-839

The Effect of Wearing a Mask on Face Recognition Performance. An Exploratory Study
Damer, Naser; Grebe, Jonas Henry; Chen, Cong; Boutros, Fadi; Kirchbuchner, Florian; Kuijper, Arjan
BIOSIG 2020, 19th International Conference of the Biometrics Special Interest Group. Proceedings, 2020, p.1-10

Face Quality Estimation and its Correlation to Demographic and Non-Demographic Bias in Face Recognition
Terhörst, Philipp; Kolf, Jan Niklas; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE International Joint Conference on Biometrics, IJCB 2020, 2020, p.11

Fusing Iris and Periocular Region for User Verification in Head Mounted Displays
Boutros, Fadi; Damer, Naser; Raja, Kiran; Ramachandra, Raghavendra; Kirchbuchner, Florian; Kuijper, Arjan
FUSION 2020, 23rd International Conference on Information Fusion, 2020, p.8

Iris Liveness Detection Competition (LivDet-Iris) - The 2020 Edition
Das, Priyanka; McGrath, Joseph; Fang, Zhaoyuan; Boyd, Aidan; Jang, Ganghee; Mohammadi, Amir; Purnapatra, Sandip; Yambay, David; Marcel, Sébastien; Trokielewicz, Mateusz; Maciejewicz, Piotr; Bowyer, Kevin W.; Czajka, Adam; Schuckers, Stephanie; Tapia, Juan; Gonzalez, Sebastian; Fang, Meiling; Damer, Naser; Boutros, Fadi; Kuijper, Arjan; Sharma, Renu; Chen, Cunjian; Ross, Arun A.
IEEE International Joint Conference on Biometrics, IJCB 2020, 2020, p.9

Iris and Periocular Biometrics for Head Mounted Displays. Segmentation, Recognition, and Synthetic Data Generation
Boutros, Fadi; Damer, Naser; Raja, Kiran; Ramachandra, Raghavendra; Kirchbuchner, Florian; Kuijper, Arjan
Image and Vision Computing, 2020, Vol.104, p.Art. 104007, 24

Neue Normen für biometrische Datenaustauschformate : Normenreihe ISO/IEC 39794
Henniger, Olaf
DuD: Datenschutz und Datensicherheit, 2020, Vol.44, p.43-47

Micro Stripes Analyses for Iris Presentation Attack Detection
Fang, Meiling; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE International Joint Conference on Biometrics, IJCB 2020, 2020, p.10

On Benchmarking Iris Recognition within a Head-mounted Display for AR/VR Applications
Boutros, Fadi; Damer, Naser; Raja, Kiran; Ramachandra, Raghavendra; Kirchbuchner, Florian; Kuijper, Arjan
IEEE International Joint Conference on Biometrics, IJCB 2020, 2020, p.10

PE-MIU: A Training-Free Privacy-Enhancing Face Recognition Approach Based on Minimum Information Units
Terhörst, Philipp; Riehl, Kevin; Damer, Naser; Rot, Peter; Bortolato, Blaz; Kirchbuchner, Florian; Struc, Vitomir; Kuijper, Arjan
IEEE access, 2020, Vol.8, p.93635-93647

Periocular Biometrics in Head-Mounted Displays: A Sample Selection Approach for Better Recognition
Boutros, Fadi; Damer, Naser; Raja, Kiran; Ramachandra, Raghavendra; Kirchbuchner, Florian; Kuijper, Arjan
8th International Workshop on Biometrics and Forensics, IWBF 2020. Proceedings, 2020, p.6

Post-comparison Mitigation of Demographic Bias in Face Recognition Using Fair Score Normalization
Terhörst, Philipp; Kolf, Jan Niklas; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
Pattern recognition letters, 2020, Vol.140, p.332-338

Privacy Evaluation Protocols for the Evaluation of Soft-Biometric Privacy-Enhancing Technologies
Terhörst, Philipp; Huber, Marco; Damer, Naser; Rot, Peter; Kirchbuchner, Florian; Struc, Vitomir; Kuijper, Arjan
BIOSIG 2020, 19th International Conference of the Biometrics Special Interest Group. Proceedings, 2020, p.215-222

Sensing Technology for Human Activity Recognition: A Comprehensive Survey
Fu, Biying; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE access, 2020, Vol.8, p.83791-83820

SER-FIQ: Unsupervised Estimation of Face Image Quality Based on Stochastic Embedding Robustness
Terhörst, Philipp; Kolf, Jan Niklas; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE/CVF Conference on Computer Vision and Pattern Recognition, CVPR 2020. Proceedings, 2020, p.5650-5659

Learning Privacy-Enhancing Face Representations through Feature Disentanglement
Bortolato, Blaz; Ivanovska, Marija; Rot, Peter; Križaj, Janez; Terhörst, Philipp; Damer, Naser; Peer, Peter; Struc, Vitomir
15th IEEE International Conference on Automatic Face and Gesture Recognition, FG 2020. Proceedings, 2020, p.45-52

On the Assessment of Face Image Quality Based on Handcrafted Features
Henniger, Olaf; Fu, Biying; Chen, Cong
BIOSIG 2020, 19th International Conference of the Biometrics Special Interest Group. Proceedings, 2020, p.273-280

Morphing Attack Detection - Database, Evaluation Platform and Benchmarking
K. Raja; M. Ferrara; A. Franco; L. Spreeuwers; I. Batskos; others
IEEE Trans. on Information Forensics and Security, 2020

Deep Face Representations for Differential Morphing Attack Detection
U. Scherhag; C. Rathgeb; J. Merkle; Christoph Busch
IEEE Trans. on Information Forensics and Security, 2020

Demographic Bias: A Challenge for Fingervein Recognition Systems?
P. Drozdowski; B. Prommegger; G. Wimmer; R. Schraml; C. Rathgeb; A. Uhl; C. Busch
European Signal Processing Conf. (EUSIPCO), 2020, p.825-829

Demographic Bias in Biometrics: A Survey on an Emerging Challenge
P. Drozdowski; C. Rathgeb; A. Dantcheva; N. Damer; C. Busch
Trans. on Technology and Society (TTS), 2020, Vol.1, p.89-103

Multi-biometric Identification with Cascading Database Filtering
P. Drozdowski; C. Rathgeb; B.-A. Mokroß; C. Busch
Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2020, Vol.2, p.210-222

Can Generative Colourisation Help Face Recognition?
P. Drozdowski; D. Fischer; C. Rathgeb; C. Busch
Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2020, p.299-307

Efficiency Analysis of Post-quantum-secure Face Template Protection Schemes based on Homomorphic Encryption
J. Kolberg; P. Drozdowski; M. Gomez-Barrero; C. Rathgeb; C. Busch
Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2020, p.1-4

Morphing-Angriffe - Ein Sicherheitsrisiko für Gesichtserkennungssysteme
J. Merkle; C. Rathgeb; U. Scherhag; C. Busch
Datenschutz und Datensicherheit - DuD, 2020, Vol.44, p.38-42

Si­mu­la­tion of Print-Scan Transformations for Face Images based on Conditional Adversarial Networks
A. Mitkovski; J. Merkle; C. Rathgeb; B. Tams; K. Bernardo; N. E. Haryanto; C. Busch
Proc. of 2020 Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2020, p.1-8

Differential Detection of Facial Retouching: A Multi-Biometric Approach
C. Rathgeb; C.-I. Satnoianu; N. E. Haryanto; K. Bernardo; C. Busch
IEEE Access, 2020, Vol.8, p.106373-106385

Makeup Presentation Attacks: Review and Detection Performance Benchmark
C. Rathgeb; P. Drozdowski; C. Busch
IEEE Access, 2020, Vol.8, p.224958-224973

Detection of Makeup Presentation Attacks based on Deep Face Representations
C. Rathgeb; P. Drozdowski; C. Busch
Proc. Int. Conf. on Pattern Recognition (ICPR), 2020, p.1-6

Vulnerability Assessment and Detection of Makeup Presentation Attacks
C. Rathgeb; P. Drozdowski; D. Fischer; C. Busch
Proc. Int. Workshop on Biometrics and Forensics (IWBF), 2020, p.1-6

Plastic Surgery: An Obstacle for Deep Face Recognition?
C. Rathgeb; D. Dogan; F. Stockhardt; M. De Marsico; C. Busch
Proc. 15th IEEE Computer Society Workshop on Biometrics (CVPRW), 2020, p.806-807

PRNU-based Detection of Facial Retouching
C. Rathgeb; A. Botaljov; F. Stockhardt; S. Isadskiy; L. Debiasi; A.Uhl; C. Busch
IET Biometrics, 2020, Vol.9, p.154-164

Morphing Attack Detection using Laplace operator based features
U. Scherhag; D. Fischer; S. Isadskiy; J. Otte; C. Busch
in Proc. Norwegian Information Security Conf. (NISK), 2020

Face morph detection for unknown morphing algorithms and image sources: a multi-scale block local binary pattern fusion approach
U. Scherhag; J. Kunze; C. Rathgeb; C. Busch
IET Biometrics, 2020, Vol.9, p.278-289

An Efficient Super-Resolution Single Image Network using Sharpness Loss Metrics for Iris
J. Tapia; M. Gomez-Barrero; C. Busch
Proc. IEEE Workshop on Information Forensics and Security (WIFS), 2020

Biometric Presentation Attack Detection: Beyond the Visible Spectrum
R. Tolosana; M. Gomez-Barrero; C. Busch; J. Ortega-Garcia
IEEE Trans. on Information Forensics and Security, 2020, Vol.15, p.1261-1275

SSBC 2020: Sclera Segmentation Benchmarking Competition in the Mobile Environment
M. Vitek; A. Das; Y. Pourcenoux; A. Missler; C. Paumier; S. Das; I. De Ghosh; D. R. Lucio; L. A. Zanlorensi Jr.; D. Menotti; F. Boutros; N. Damer; J. H. Grebe; A. Kuijper; J. Hu; Y. He; C. Wang; H. Liu; Y. Wang; Z. Sun; D. Osorio-Roig; C. Rathgeb; C. Busch; J. Tapia; A. Valenzuela; G. Zampoukis; L. Tsochatzidis; I. Pratikakis; S. Nathan; R. Suganya; V. Mehta; A. Dhall; K. Raja; G. Gupta; J. N. Khiarak; M. Akbari-Shahper; F. Jaryani; M. Asgari-Chenaghlu; R. Vyas; S. Dakshit; S. Dakshit; P. Peer; U. Pal; V. Struc
Proc. Intl. Joint Conf. on Biometrics (IJCB), 2020, p.1-10

Realistic Dreams: Cascaded Enhancement of GAN-generated Imageswith an Example in Face Morphing Attacks
Damer, Naser; Boutros, Fadi; Saladie, Alexandra Moseguí; Kirchbuchner, Florian; Kuijper, Arjan
IEEE 10th International Conference on Biometrics Theory, Applications and Systems, BTAS 2019, 2019, p.201-210

To Detect or not to Detect: The Right Faces to Morph
Damer, Naser; Saladie, Alexandra Moseguí; Zienert, Steffen; Wainakh, Yaza; Kirchbuchner, Florian; Kuijper, Arjan; Terhörst, Philipp
12th IAPR International Conference on Biometrics, ICB 2019, 2019, p.8

Thermal and Cross-spectral Palm Image Matching in the Visual Domain by Robust Image Transformation
Bartuzi, Ewelina; Damer, Naser
12th IAPR International Conference on Biometrics, ICB 2019, 2019, p.305-312

Suppressing Gender and Age in Face Templates Using Incremental Variable Elimination
Terhörst, Philipp; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
12th IAPR International Conference on Biometrics, ICB 2019, 2019, p.8

Robust Face Authentication Based on Dynamic Quality-weighted Comparison of Visible and Thermal-to-visible images to Visible Enrollments
Mallat, Khawla; Damer, Naser; Boutros, Fadi; Dugelay, Jean-Luc
22th International Conference on Information Fusion, FUSION 2019, 2019, p.8

Reliable Age and Gender Estimation from Face Images: Stating the Confidence of Model Predictions
Terhörst, Philipp; Huber, Marco; Kolf, Jan Niklas; Zelch, Ines; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE 10th International Conference on Biometrics Theory, Applications and Systems, BTAS 2019, 2019, p.59-66

Eye-MMS: Miniature Multi-Scale Segmentation Network of Key Eye-Regions in Embedded Applications
Boutros, Fadi; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
IEEE/CVF International Conference on Computer Vision Workshops, ICCVW 2019. Proceedings, 2019, p.3665-3670

On the Generalization of Detecting Face Morphing Attacks as Anomalies: Novelty vs. Outlier Detection
Damer, Naser; Grebe, Jonas Henry; Zienert, Steffen; Kirchbuchner, Florian; Kuijper, Arjan
IEEE 10th International Conference on Biometrics Theory, Applications and Systems, BTAS 2019, 2019, p.355-359

Detecting Face Morphing Attacks by Analyzing the Directed Distances of Facial Landmarks Shifts
Damer, Naser; Boller, Viola; Wainakh, Yaza; Boutros, Fadi; Terhörst, Philipp; Braun, Andreas; Kuijper, Arjan
Pattern Recognition. 40th German Conference, GCPR 2018, 2019, p.518-534

On Learning Joint Multi-biometric Representations by Deep Fusion
Damer, Naser; Dimitrov, Kristiyan; Braun, Andreas; Kuijper, Arjan
IEEE 10th International Conference on Biometrics Theory, Applications and Systems, BTAS 2019, 2019, p.320-327

A Multi-detector Solution Towards an Accurate and Generalized Detection of Face Morphing Attacks
Damer, Naser; Zienert, Steffen; Wainakh, Yaza; Moseguí Saladié, Alexandra; Kirchbuchner, Florian; Kuijper, Arjan
22th International Conference on Information Fusion, FUSION 2019, 2019, p.8

Multi-algorithmic Fusion for Reliable Age and Gender Estimation from Face Images
Terhörst, Philipp; Huber, Marco; Kolf, Jan Niklas; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
22th International Conference on Information Fusion, FUSION 2019, 2019, p.8

Minutiae-Based Gender Estimation for Full and Partial Fingerprints of Arbitrary Size and Shape
Terhörst, Philipp; Damer, Naser; Braun, Andreas; Kuijper, Arjan
Computer Vision - ACCV 2018. 14th Asian Conference on Computer Vision, 2019, p.171-186

Exploring the Channels of Multiple Color Spaces for Age and Gender Estimation from Face Images
Boutros, Fadi; Damer, Naser; Terhörst, Philipp; Kirchbuchner, Florian; Kuijper, Arjan
22th International Conference on Information Fusion, FUSION 2019, 2019, p.8

On the Detection of GAN-Based Face Morphs Using Established Morph Detectors
L. Debiasi; N. Damer; A. Moseguí-Saladié; C. Rathgeb; U. Scherhag; C. Busch; F. Kirchbuchner; A. Uhl
Image Analysis and Processing (ICIAP), 2019, p.345-356

D-ID-Net: Two-Stage Domain and Identity Learning for Identity-Preserving Image Generation from Semantic Segmentation
Damer, Naser; Boutros, Fadi; Kirchbuchner, Florian; Kuijper, Arjan
IEEE/CVF International Conference on Computer Vision Workshops, ICCVW 2019. Proceedings, 2019, p.3677-3682

Cross-spectrum thermal to visible face recognition based on cascaded image synthesis
Mallat, Khawla; Damer, Naser; Boutros, Fadi; Kuijper, Arjan; Dugelay, Jean-Luc
12th IAPR International Conference on Biometrics, ICB 2019, 2019, p.8

Cross-Spectral Periocular Recognition by Cascaded Spectral Image Transformation
Raja, Kiran; Damer, Naser; Ramachandra, Raghavendra; Boutros, Fadi; Busch, Christoph
IEEE International Conference on Imaging Systems & Techniques, IST 2019. Conference Proceedings, 2019, p.7

On the Application of Homomorphic Encryption to Face Identification
P. Drozdowski; N. Buchmann; C. Rathgeb; M. Margraf; C. Busch
Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2019, p.1-8

eContracting: Case Study - Face Recognition in the Biometric Passport
C. Busch
eDemocracy and eGovernment, 2019

Standards for Biometric Presentation Attack Detection
C. Busch
Handbook of Biometric Anti-Spoofing, 2019, p.503-514

Privacy-preserving PLDA Speaker Verification Using Outsourced Secure Computation
A. Treiber; A. Nautsch; J. Kolberg; T. Schneider; C. Busch
Speech Communication, 2019, Vol.114, p.60-71

Detection of Face Morphing Attacks based on PRNU Analysis
U. Scherhag; L. Debiasi; C. Rathgeb; C. Busch; A. Uhl
Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2019

Face Recognition Systems under Morphing Attacks: A Survey
U. Scherhag; C. Rathgeb; J. Merkle; R. Breithaupt; C. Busch
IEEEAccess, 2019

Impact and Detection of Facial Beautification in Face Recognition: An Overview
C. Rathgeb; A. Dantcheva; C. Busch
IEEE Access, 2019, Vol.7, p.152667-152678

Preserving Privacy in Speaker and Speech Characterisation
A. Nautsch; A. Jiménez; A. Treiber; J. Kolberg; C. Jasserand; others
Computer Speech \& Language, 2019, Vol.58, p.441-480

Empirical Evaluation of Texture-Based Print and Contact Lens Iris Presentation Attack Detection Methods
H. Mandalapu; R. Raghavendra; C. Busch
Proc. of the 3rd Intl. Conf. on Biometric Engineering and Applications (ICBEA), 2019

Template Protection based on Homomorphic Encryption: Computationally Efficient Application to Iris-Biometric Verification and Identification
J. Kolberg; P. Bauspieß; M. Gomez-Barrero; C. Rathgeb; M. Dürmuth; C. Busch
IEEE Workshop on Information Forensics and Security (WIFS), 2019, p.1-6

Computational Workload in Biometric Identification Systems: An Overview
P. Drozdowski; C. Rathgeb; C. Busch
IET Biometrics, 2019, Vol.8, p.351-368

Turning a Vulnerability into an Asset: Accelerating Facial Identification with Morphing
P. Drozdowski; C. Rathgeb; C. Busch
Intl. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), 2019, p.1-5

Unsupervised Privacy-enhancement of Face Representations Using Similarity-sensitive Noise Transformations
Terhörst, Philipp; Damer, Naser; Kirchbuchner, Florian; Kuijper, Arjan
Applied intelligence, 2019, Vol.49, p.3043–3060