Publications

A Principal Component Analysis-Based Approach for Single Morphing Attack Detection
L. Dargaud; M. Ibsen; J. Tapia; C. Busch
IEEE/CVF Winter Conf. on Applications of Computer Vision Workshops (WACVw), 2023

Attacking Face Recognition With T-Shirts: Database, Vulnerability Assessment, and Detection
M. Ibsen; C. Rathgeb; F. Brechtel; R. Klepp; K. Pöppelmann; A. George; S. Marcel; C. Busch
IEEE Access, 2023, Vol.11, p.57867-57879

Benchmarking Cross-Domain Face Recognition with Avatars, Caricatures and Sketches
A. Foroughi, C. Rathgeb, M. Ibsen; C. Busch
Intl. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), 2023, p.1-5

COLFIPAD: A Presentation Attack Detection Benchmark for Contactless Fingerprint Recognition
J. Priesnitz; J. Kolberg; M. Fang; A. Madhu; C. Rathgeb; N. Damer; C. Busch
Proc. of the Intl. Joint Conf. on Biometrics (IJCB), 2023

COLFISPOOF: A new Database for Contactless Fingerprint Presentation Attack Detection Research
J. Kolberg; J. Priesnitz; C. Rathgeb; C. Busch
IEEE/CVF Winter Conf. on Applications of Computer Vision (WACV), 2023

Considerations on the Evaluation of Biometric Quality Assessment Algorithms
T. Schlett; C. Rathgeb; J. Tapia; C. Busch
Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2023

Effect of Lossy Compression Algorithms on Face Image Quality and Recognition
T. Schlett; S. Schachner; C. Rathgeb; J. Tapia; C. Busch
Intl. Conf. on Acoustics, Speech, and Signal Processing (ICASSP), 2023

Exploring Bias in Sclera Segmentation Models: A Group Evaluation Approach
M. Vitek; A. Das; D. Lucio; L. Zanlorensi; D. Menotti; J. Khiarak; M. Shahpar; M. Asgari-Chenaghlu; E. Jaryani; J. Tapia.; A. Valenzuela; C. Wang; Y. Wang; Z. He; Z. Sun; F. Boutros; N. Damer; J. Grebe; A. Kuijper; K. Raja; G. Gupta; G. Zampoukis; L. Tsochatzidis; I. Pratikakis; A. Kumar; B. Harish; U. Pal; P. Peer; V. \vStruc
IEEE Trans. on Information Forensics and Security, 2023, Vol.18, p.190-205

Fairness von Biometrischen Systemen
J. Kolberg
Datenschutz und Datensicherheit - DuD, 2023, Vol.47, p.15-21

Fisher Vectors for Biometric Presentation Attack Detection
Gonzalez-Soler, Lazaro Janier; Gomez-Barrero, Marta; Patino, Jose; Kamble, Madhu; Todisco, Massimiliano; Busch, Christoph
Handbook of Biometric Anti-Spoofing: Presentation Attack Detection and Vulnerability Assessment, 2023, p.489-519

Multi-IVE: Privacy Enhancement of Multiple Soft-Biometrics in Face Embeddings
P. Melzi; H. O. Shahreza; C. Rathgeb; R. Tolosana; R. Vera-Rodriguez; J. Fierrez; S. Marcel; C. Busch
IEEE/CVF Winter Conf. on Applications of Computer Vision Workshops (WACVw), 2023, p.323-331

On the Impact of Tattoos on Hand Recognition
L. J. Gonzalez-Soler; Kacper M. Zyla; C. Rathgeb; D. Fischer
Proc. Intl. Conf. of the Special Interest Group on Biometrics (BIOSIG 2023), 2023, p.1-10

On the Potential of Algorithm Fusion for Demographic Bias Mitigation in Face Recognition
J. Kolberg; Y. Schäfer; C. Rathgeb; C. Busch
IET Biometrics, 2023

Semi-synthetic Data Generation for Tattoo Segmentation
L. J. Gonzalez-Soler; C. Rathgeb; D. Fischer
Proc. Intl. Workshop on Biometrics and Forensics (IWBF), 2023, p.1-6

Standards for Biometric Presentation Attack Detection
C. Busch
Handbook of Biometric Anti-Spoofing - Presentation Attack Detection and Vulnerability Assessment, 2023, p.571-581

Toward Generalizable Facial Presentation Attack Detection Based on the Analysis of Facial Regions
L. J. Gonzalez-Soler; M. Gomez-Barrero; C. Busch
IEEE Access, 2023, Vol.11, p.68512-68524

Towards Contactless Fingerprint Presentation Attack Detection using Algorithms from the Contact-based Domain
J. Priesnitz; R. Casula; C. Rathgeb; G. L. Marcialis; C. Busch
Conf. of the Biometrics Special Interest Group (BIOSIG), 2023

Alcohol Consumption Detection from Periocular NIR Images Using Capsule Network
J. Tapia; E. Lopez-Droguett; C. Busch
26th Intl. Conf. on Pattern Recognition (ICPR), 2022, p.959-966

An Attack on Facial Soft-biometric Privacy Enhancement
D. Osorio-Roig; C. Rathgeb; P Drozdowski; P. Terhörst; V. Štruc; C. Busch
Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2022, Vol.4, p.263-275

A novel Capsule Neural Network based model for drowsiness detection using electroencephalography signals
L. Guarda; J. Tapia; E. Lopez-Droguett; M. Ramos
Expert Systems with Applications, 2022, Vol.201, p.116977

Are Average Faces Master Faces?
André Dörsch; Christian Rathgeb; Mathias Ibsen; Christoph Busch
Proc. Intl. Workshop on Biometrics and Forensics (IWBF), 2022, p.1-6

Biometrics in the Era of COVID-19: Challenges and Opportunities
M. Gomez-Barrero; P. Drozdowski; C. Rathgeb; others
Trans. on Technology and Society (TTS), 2022

Crowd-powered Face Manipulation Detection: Fusing Human Examiner Decisions
C. Rathgeb; R. Nichols; M. Ibsen; P. Drozdowski; C. Busch
Intl. Conf. on Image Processing (ICIP), 2022, p.181-185

Demographic fairness in biometric systems: What do the experts say?
C. Rathgeb; P. Drozdowski; D. C. Frings; N. Damer; C. Busch
IEEE Technology and Society Magazine, 2022, Vol.41, p.71-82

Digital Face Manipulation in Biometric Systems
M. Ibsen; C. Rathgeb; D. Fischer; P. Drozdowski; C. Busch
Handbook of Digital Face Manipulation and Detection: From DeepFakes to Morphing Attacks, 2022, p.27-43

Dual-Stream Temporal Convolutional Neural Network for Voice Presentation Attack Detection
L. J. Gonzalez-Soler; M. Gomez-Barrero; M. Kamble; M. Todisco; C. Busch
Proc. Intl. Workshop on Biometrics and Forensics (IWBF), 2022, p.1-6

Evaluating Face Image Quality Score Fusion for Modern Deep Learning Models
T. Schlett; C. Rathgeb; J. Tapia; C. Busch
Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2022, p.1-8

Exploring Quality Scores for Workload Reduction in Biometric Identification
D. Osorio-Roig; T. Schlett; C. Rathgeb; J. Tapia; C. Busch
Proc. Intl. Workshop on Biometrics and Forensics (IWBF), 2022

Face Beneath the Ink: Synthetic Data and Tattoo Removal with Application to Face Recognition
M. Ibsen; C. Rathgeb; P. Drozdowski; C. Busch
Applied Sciences, 2022, Vol.12

Face Morphing Attack Detection Methods
U. Scherhag; C. Rathgeb; C. Busch
Handbook of Digital Face Manipulation and Detection: From DeepFakes to Morphing Attacks, 2022, p.331-349

Fun Selfie Filters in Face Recognition: Impact Assessment and Removal
C. Botezatu; M. Ibsen; C. Rathgeb; C. Busch
IEEE Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2022, Vol.5, p.91-104

Future Trends in Digital Face Manipulation and Detection
R. Tolosana; C. Rathgeb; R. Vera-Rodriguez; C. Busch; Luisa Verdoliva; S. Lyu; others
Handbook of Digital Face Manipulation and Detection: From DeepFakes to Morphing Attacks, 2022, p.463-482

Handbook of Digital Face Manipulation and Detection: From DeepFakes to Morphing Attacks
C. Rathgeb; R. Tolosana; R. Vera; C. Busch

Identity Documents Image Quality Assessment
D. Schulz; J. Maureira; J. Tapia; C. Busch
30th European Signal Processing Conf. (EUSIPCO), 2022, p.1017-1021

Improved Homomorphically Encrypted Biometric Identification Using Coefficient Packing
P. Bauspieß; J. Olafsson; J. Kolberg; P. Drozdowski; C. Rathgeb; C. Busch
Proc. Intl. Workshop on Biometrics and Forensics (IWBF), 2022

Mobile Contactless Fingerprint Recognition: Implementation, Performance and Usability Aspects
J. Priesnitz; R. Huesmann; C. Rathgeb; N. Buchmann; C. Busch
MDPI Intelligent Sensors, 2022

Modelling Frequent Imperfections of Contactless Fingerprints
S. Lorenz; J. Priesnitz; C. Rathgeb; C. Busch
Proc. of the 2022 Intl. Joint Conf. on Biometrics (IJCB), 2022, p.1-8

Reliable detection of doppelgängers based on deep face representations
Christian Rathgeb; Daniel Fischer; Pawel Drozdowski; Christoph Busch
IET Biometrics, 2022, Vol.11, p.215-224

Selfie Periocular Verification using an Efficient Super-Resolution Approach
J. Tapia; A. Valenzuela; R. Lara; M. Gomez-Barrero; C. Busch
Proc. IEEE Workshop on Information Forensics and Security (WIFS), 2022

Signal-level fusion for indexing and retrieval of facial biometric data
P. Drozdowski; F. Stockhardt; C. Rathgeb; C. Busch
IET Biometrics, 2022, Vol.11, p.1-16

SynCoLFinGer: Synthetic contactless fingerprint generator
Jannis Priesnitz; Christian Rathgeb; Nicolas Buchmann; Christoph Busch
Pattern Recognition Letters, 2022, Vol.157, p.127-134

The Influence of Gender and Skin Colour on the Watchlist Imbalance Effect in Facial Identification Scenarios
J. Kolberg; C. Rathgeb; C. Busch
Intl. Conf. on Pattern Recognition (ICPR), 2022, p.1-13

Towards Refining ID Cards Presentation Attack Detection Systems using Face Quality Index
S. Gonzalez; J. Tapia
30th European Signal Processing Conf. (EUSIPCO), 2022, p.1027-1031

When Facial Recognition Systems become Presentation Attack Detectors
L. J. Gonzalez-Soler; K. A. Barhaugen; M. Gomez-Barrero; C. Busch
Proc. Intl. Conf. of the Special Interest Group on Biometrics (BIOSIG 2022), 2022, p.1-8

Analysing the feasibility of using Objectosphere for Face Presentation Attack Detection
L. J. Gonzalez-Soler; M. Gomez-Barrero; M. Günther; C. Busch
Norwegian Information Security Conf. (NISK), 2021

Anomaly Detection with Convolutional Autoencoders for Fingerprint Presentation Attack Detection
J. Kolberg; M. Grimmer; M. Gomez-Barrero; C. Busch
Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2021, Vol.3, p.190-202

An Overview of touchless 2D Fingerprint Recognition
J. Priesnitz; C. Rathgeb; N. Buchmann; C. Busch
EURASIP Journal on Image and Video Processing, 2021

A response to the European Data Protection Supervisor Misunderstandings in Biometrics by the European Association for Biometrics
C. Busch; A. Czajka; F. Deravi; P. Drozdowski; M. Gomez-Barrero; G. Hasse; O. Henniger; E. Kindt; J. Kolberg; A. Nouak; K. Raja; R. Raghavendra; C. Rathgeb; J. Salomon; R. Veldhuis
IET Biometrics, 2021, Vol.11, p.79-86

Deep Face Age Progression: A Survey
M. Grimmer; R. Raghavendra; C. Busch
IEEE Access, 2021, Vol.9, p.83376-83393

Deep Learning-Based Semantic Segmentation for Touchless Fingerprint Recognition
J. Priesnitz; C. Rathgeb; N. Buchmann; C. Busch
Proc. Intl. Conf. Pattern Recognition (ICPR) (Workshops), 2021

Deep learning-based single image face depth data enhancement
T. Schlett; C. Rathgeb; C. Busch
Computer Vision and Image Understanding (CVIU), 2021, Vol.210

Differential Anomaly Detection for Facial Images
M. Ibsen; L. J. Gonzalez-Soler; C. Rathgeb; P. Drozdowski; M. Gomez-Barrero; C. Busch
IEEE Intl. Workshop on Information Forensics and Security (WIFS), 2021, p.1-6

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

Face Image Quality Assessment: A Literature Survey
T. Schlett; C. Rathgeb; O. Henniger; J. Galbally; J. Fierrez; C. Busch
ACM Computing Surveys (CSUR), 2021

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

Feature Fusion Methods for Indexing and Retrieval of Biometric Data: Application to Face Recognition with Privacy Protection
P. Drozdowski; F. Stockhardt; C. Rathgeb; D. Osorio-Roig; C. Busch
IEEE Access, 2021, Vol.9, p.139361-139378

Fingerprint Presentation Attack Detection Based on Local Features Encoding for Unknown Attacks
L. J. Gonzalez-Soler; M. Gomez-Barrero; L. Chang; A. Perez-Suarez; C. Busch
IEEE Access, 2021, Vol.9, p.5806-5820

Generation of Non-Deterministic Synthetic Face Datasets Guided by Identity Priors
M. Grimmer; H. Zhang; R. Raghavendra; K. Raja; C. Busch
https://www.ntnu.edu/nikt2021, 2021

Image Quality Assessment on Identity Documents
C. Yanez; J. Tapia
Proc. Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2021, p.1-5

Impact of Doppelgängers on Face Recognition: Database and Evaluation
C. Rathgeb; P. Drozdowski; M. Obel; A. Dörsch; F. Stockhardt; N. E. Haryanto; K. Bernardo; C. Busch
Intl. Conf. of the Biometrics Special Interest Group (BIOSIG), 2021, p.1-4

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

Iris Liveness Detection Using a Cascade of Dedicated Deep Learning Networks
J. Tapia, S.Gonzalez; C. Busch
IEEE Trans. on Information Forensics and Security, 2021, Vol.17, p.42-52

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

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

Morphing Attack Detection: A Fusion Approach
S. Lorenz; U. Scherhag; C. Rathgeb; C. Busch
2021 IEEE 24th Intl. Conf. on Information Fusion (FUSION), 2021, p.703-709

Multi-Spectral Short Wave Infrared Sensors and Convolutional Neural Networks for Biometric Presentation Attack Detection
M. Gomez-Barrero; R. Tolosana; J. Kolberg; C. Busch
AI and Deep Learning in Biometric Security: Trends, Potential and Challenges, 2021, p.105-132

NFIQ 2 NIST Fingerprint Image Quality
E. Tabassi; M. Olsen; O. Bausinger; C. Busch; A. Figlarz; G. Fiumara; O. Henniger; J. Merkle; T. Ruhland; C. Schiel; M. Schwaiger

NIR Iris Challenge Evaluation in Non-cooperative Environments: Segmentation and Localization
C. Wang; J. Tapia
Proc. of the 2021 Intl. Joint Conf. on Biometrics (IJCB), 2021

On the Applicability of Synthetic Data for Face Recognition
H. Zhang; M. Grimmer; R. Raghavendra; K. Raja; C. Busch
arXiv, 2021

On the Effectiveness of Impedance-Based Fingerprint Presentation Attack Detection
J. Kolberg; D. Gläsner; R. Breithaupt; M. Gomez-Barrero; J. Reinhold; A. von Twickel; C. Busch
Sensors, 2021, Vol.21

On the Generalisation Capabilities of Fingerprint Presentation Attack Detection Methods in the Short Wave Infrared Domain
J. Kolberg; M. Gomez-Barrero; C. Busch
IET Biometrics, 2021, Vol.10, p.359-373

On the Generalisation capabilities of Fisher Vector based Face Presentation Attack Detection
L. J. Gonzalez-Soler; M. Gomez-Barrero; C. Busch
IET Biometrics, 2021, Vol.10, p.480-496

Security Enhancement and Privacy Protection for Biometric Systems
J. Kolberg

Semantic Segmentation of Periocular Near-Infra-Red Eye Images Under Alcohol Effects
J. Tapia, E.LopezDroguett, A. Valenzuela, D. Benalcazar, L. Causa; C. Busch
IEEE Access, 2021

Single Morphing Attack Detection Using Feature Selection and Visualization Based on Mutual Information
J. Tapia; C. Busch
IEEE Access, 2021, Vol.9, p.167628-167641

Single Morphing Attack Detection Using Feature Selection and Visualization Based on Mutual Information
J. Tapia; C. Busch
IEEE Access, 2021

Stable Hash Generation for Efficient Privacy-Preserving Face Identification
D. Osorio-Roig; C. Rathgeb; P Drozdowski; C. Busch
Trans. on Biometrics, Behavior, and Identity Science (TBIOM), 2021

The Watchlist Imbalance Effect in Biometric Face Identification: Comparing Theoretical Estimates and Empiric Measurements
P. Drozdowski; C. Rathgeb; C. Busch
Intl. Conf. on Computer Vision Workshops (ICCVW), 2021, p.1-9

Voice biometrics: how the technology is standardized
A. Nautsch; C. Busch
Voice Biometrics: Technology, trust and security, 2021, p.139-162

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

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

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

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

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

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

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: 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

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

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

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

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

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

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 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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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