2023

• Busch, Christoph ; Deravi, Farzin; Frings, Dinusha; Kindt, Els; Lessmann, Ralph; Nouak, Alexander. (2023) Facilitating free travel in the Schengen area—A position paper by the European Association for Biometrics. IET Biometrics
  Academic article
• Botezatu, Cristian; Ibsen, Mathias; Rathgeb, Christian; Busch, Christoph . (2023) Fun Selfie Filters in Face Recognition: Impact Assessment and Removal. IEEE Transactions on Biometrics, Behavior, and Identity Science
  Academic article
• Myhrvold, Henning; Zhang, Haoyu; Tapia, Juan; Ramachandra, Raghavendra; Busch, Christoph Günther. (2023) Explainable Visualization for Morphing Attack Detection. NIKT: Norsk IKT-konferanse for forskning og utdanning
  Academic article

2022

• Bauspieß, Pia; Olafsson, Jonas; Kolberg, Jascha; Drozdowski, Pawel; Rathgeb, Christian; Busch, Christoph Günther. (2022) Improved Homomorphically Encrypted Biometric Identification Using Coefficient Packing. IEEE Signal Processing Society
  Academic chapter/article/Conference paper
• Rathgeb, Christian; Tolosana, Ruben; Vera, Ruben; Busch, Christoph . (2022) Handbook of Digital Face Manipulation and Detection. Springer Advances in Computer Vision and Pattern Recognition (978-3-030-87663-0)
  Textbook
• Xu, Ying; Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph . (2022) Adversarial Attacks on Face Recognition Systems. Springer
  Chapter
• Kabbani, Wassim; Grimmer, Marcel; Busch, Christoph . (2022) EGAIN: Extended GAN Inversion Architecture. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hassanpour, Ahmad; Daryani, Amir Etefaghi; Mirmahdi, Mahdieh; Raja, Kiran; Yang, Bian; Busch, Christoph. (2022) E2F-GAN: Eyes-to-Face Inpainting via Edge-Aware Coarse-to-Fine GANs. IEEE Access
  Academic article
• Hassanpour, Ahmad; Moradikia, Majid; Yang, Bian; Abdelhadi, Ahmed; Busch, Christoph; Fierrez, Julian. (2022) Differential Privacy Preservation in Robust Continual Learning. IEEE Access
  Academic article
• Raja, Kiran; Mudgalgundurao, Raghavendra; Busch, Christoph. (2022) Towards better and unlinkable protected biometric templates using label-assisted discrete hashing. IET Biometrics
  Academic article
• Prajapati, Kalpesh; Chudasama, Vishal; Patel, Heena; Sarvaiya, Anjali; Upla, Kishor; Raja, Kiran. (2022) Unsupervised Denoising for Super-Resolution (UDSR) of Real-World Images. IEEE Access
  Academic article
• Kirfel, Alexander; Scheer, Tobias; Jung, Norbert; Busch, Christoph. (2022) Robust Identification and Segmentation of the Outer Skin Layers in Volumetric Fingerprint Data. Sensors
  Academic article
• Qin, Le; Peng, Fei; Long, Min; Ramachandra, Raghavendra; Busch, Christoph. (2022) Vulnerabilities of Unattended Face Verification Systems to Facial Components-based Presentation Attacks: An Empirical Study. ACM Transactions on Privacy and Security (TOPS)
  Academic article
• Osorio-Roig, Daile; Rathgeb, Christian; Drozdowski, Pawel; Terhorst, Philipp; Struc, Vitomir; Busch, Christoph. (2022) An Attack on Facial Soft-Biometric Privacy Enhancement. IEEE Transactions on Biometrics, Behavior, and Identity Science
  Academic article
• Raja, Kiran; Gupta, Gourav; Venkatesh, Sushma; Ramachandra, Raghavendra; Busch, Christoph. (2022) Towards generalized morphing attack detection by learning residuals. Image and Vision Computing
  Academic article
• Alonso-Fernandez, Fernando; Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph; Bigun, Josef; Vera-Rodriguez, Ruben. (2022) Cross-sensor periocular biometrics in a global pandemic: Comparative benchmark and novel multialgorithmic approach. Information Fusion
  Academic article
• Bauspieß, Pia; Kolberg, Jascha; Drozdowski, Pawel Grzegorz; Rathgeb, Christian; Busch, Christoph Günther. (2022) Privacy-Preserving Preselection for Protected Biometric Identification Using Public-Key Encryption With Keyword Search. IEEE Transactions on Industrial Informatics
  Academic article

2021

• Raja, Kiran; Ferrara, Matteo; Franco, Annalisa; Spreeuwers, Luuk; Batskos, Ilias; Wit, Florens de. (2021) Morphing Attack Detection-Database, Evaluation Platform, and Benchmarking. IEEE Transactions on Information Forensics and Security
  Academic article
• Zhang, Haoyu; Grimmer, Marcel; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Busch, Christoph. (2021) On the Applicability of Synthetic Data for Face Recognition. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Zhang, Haoyu; Venkatesh, Sushma; Ramachandra, Raghavendra; Raja, Kiran; Damer, Naser; Busch, Christoph. (2021) MIPGAN—Generating Strong and High Quality Morphing Attacks Using Identity Prior Driven GAN. IEEE Transactions on Biometrics, Behavior, and Identity Science
  Academic article
• Busch, Christoph; Czajka, Adam; Deravi, Farzin; Drozdowski, Pawel; Gomez‐Barrero, Marta; Hasse, Georg. (2021) A response to the European Data Protection Supervisor ‘Misunderstandings in Biometrics’ by the European Association for Biometrics. IET Biometrics
  Academic article
• Mandalapu, Hareesh; Reddy, P. N. Aravinda; Ramachandra, Raghavendra; Rao, Krothapalli Sreenivasa; Mitra, Pabitra; Prasanna, S. R. Mahadeva. (2021) Multilingual Audio-Visual Smartphone Dataset and Evaluation. IEEE Access
  Academic article
• Grimmer, Marcel; Ramachandra, Raghavendra; Busch, Christoph. (2021) Deep Face Age Progression: A Survey. IEEE Access
  Academic article
• Brömme, Arslan; Busch, Christoph; Damer, Naser; Dantcheva, Antitza; Gomez-Barrero, Marta; Raja, Kiran. (2021) Proceedings of the 20th International Conference of the Biometrics Special Interest Group (BIOSIG2021). Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (20)
  Academic anthology/Conference proceedings
• Prajapati, Kalpesh; Chudasama, Vishal; Patel, Heena; Upla, Kishor; Raja, Kiran; Ramachandra, Raghavendra. (2021) Direct Unsupervised Super-Resolution Using Generative Adversarial Network (DUS-GAN) for Real-World Data. IEEE Transactions on Image Processing
  Academic article
• Patel, Heena; Chudasama, Vishal; Prajapati, Kalpesh; Upla, Kishor; Raja, Kiran; Ramachandra, Raghavendra. (2021) ThermISRnet: An efficient thermal image super-resolution network. Optical Engineering: The Journal of SPIE
  Academic article
• Chudasama, Vishal; Upla, Kishor; Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2021) Compact and progressive network for enhanced single image super-resolution—ComPrESRNet. The Visual Computer
  Academic article
• Khodabakhsh, Ali; Busch, Christoph; Ramachandra, Raghavendra. (2021) Automated Authentication of Audiovisual Contents: A Biometric Approach. Doktoravhandlinger ved NTNU (213)
  Doctoral dissertation
• Venkatesh, Sushma; Ramachandra, Raghavendra; Raja, Kiran; Busch, Christoph. (2021) Face Morphing Attack Generation and Detection: A Comprehensive Survey. IEEE Transactions on Technology and Society
  Academic article
• Qin, Le; Peng, Fei; Venkatesh, Sushma; Ramachandra, Raghavendra; Long, Min; Busch, Christoph. (2021) Low Visual Distortion and Robust Morphing Attacks Based on Partial Face Image Manipulation. IEEE Transactions on Biometrics, Behavior, and Identity Science
  Academic article
• Kolberg, Jascha; Grimmer, Marcel; Gomez-Barrero, Marta; Busch, Christoph. (2021) Anomaly Detection with Convolutional Autoencoders for Fingerprint Presentation Attack Detection. IEEE Transactions on Biometrics, Behavior, and Identity Science
  Academic article
• Mandalapu, Hareesh; Reddy P N, Aravinda; Ramachandra, Raghavendra; Rao, Krothapalli Sreenivasa; Mitra, Pabitra; Prasanna, S. R. Mahadeva. (2021) Audio-Visual Biometric Recognition and Presentation Attack Detection: A Comprehensive Survey. IEEE Access
  Academic literature review
• Mandalapu, Hareesh; Busch, Christoph; Ramachandra, Raghavendra. (2021) Multilingual Voice Impersonation Dataset and Evaluation. Springer
  Academic chapter/article/Conference paper
• Mandalapu, Hareesh; Elbo, Thomas Møller; Ramachandra, Raghavendra; Busch, Christoph. (2021) Cross-lingual Speaker Verification: Evaluation On X-Vector Method. Springer
  Academic chapter/article/Conference paper

2020

• Mokroß, Benedikt-Alexander; Drozdowski, Pawel; Rathgeb, Christian; Busch, Christoph. (2020) Efficient Identification in Large-Scale Vein Recognition Systems Using Spectral Minutiae Representations. Springer
  Chapter
• Khodabakhsh, Ali; Busch, Christoph. (2020) A Generalizable Deepfake Detector based on Neural Conditional Distribution Modelling. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Nielsen, Thomas; Khodabakhsh, Ali; Busch, Christoph. (2020) Unit-Selection Based Facial Video Manipulation Detection. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Brömme, Arslan; Busch, Christoph; Dantcheva, Antitza; Raja, Kiran; Rathgeb, Christian; Uhl, Andreas. (2020) Proceedings of the 19th International Conference of the Biometrics Special Interest Group (BIOSIG 2020). Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (19)
  Academic anthology/Conference proceedings
• Chudasama, Vishal; Patel, Heena; Prajapati, Kalpesh; Upla, Kishor; Ramachandra, Raghavendra; Bylappa Raja, Kiran. (2020) TherISuRNet-A Computationally Efficient Thermal Image Super-Resolution Network. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Prajapati, Kalpesh; Chudasama, Vishal; Patel, Heena; Upla, Kishor; Ramachandra, Raghavendra; Bylappa Raja, Kiran. (2020) Unsupervised single image super-resolution network (usisresnet) for real-world data using generative adversarial network. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Rai, Aashish; Chudasama, Vishal; Upla, Kishor; Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2020) ComSupResNet: A Compact Super-Resolution Network for Low-Resolution Face Images. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2020) Collaborative representation of blur invariant deep sparse features for periocular recognition from smartphones. Image and Vision Computing
  Academic article
• Venkatesh, Sushma; Ramachandra, Raghavendra; Raja, Kiran; Spreeuwers, Luuk; Veldhuis, Raymond; Busch, Christoph. (2020) Detecting morphed face attacks using residual noise from deep multi-scale context aggregation network. 2020 IEEE Winter Conference on Applications of Computer Vision (WACV)
  Academic article
• Venkatesh, Sushma; Ramachandra, Raghavendra; Raja, Kiran; Busch, Christoph. (2020) Single image face morphing attack detection using ensemble of features. 2020 IEEE 23rd International Conference on Information Fusion (FUSION)
  Academic article
• Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2020) Fused Spectral Features in Kernel Weighted Collaborative Representation for Gender Classification Using Ocular Images. Advances in Intelligent Systems and Computing
  Academic article
• Auksorius, Egidijus; Raja, Kiran; Topcu, Berkay; Ramachandra, Raghavendra; Busch, Christoph; Boccara, Claude A. (2020) Compact and Mobile Full-Field Optical Coherence Tomography Sensor for Subsurface Fingerprint Imaging. IEEE Access
  Academic article
• Uhl, Andreas; Busch, Christoph; Marcel, Sebastien; Veldhuis, Raymond N.J.. (2020) Handbook of Vascular Biometrics. Springer Advances in Computer Vision and Pattern Recognition (N/A)
  Academic anthology/Conference proceedings
• Drozdowski, Pawel; Rathgeb, Christian; Mokroß, Benedikt-Alexander; Busch, Christoph. (2020) Multi-biometric Identification with Cascading Database Filtering. IEEE Transactions on Biometrics, Behavior, and Identity Science
  Academic article

2019

• Ramachandra, Raghavendra; Venkatesh, Sushma; Bylappa Raja, Kiran; Bhattacharjee, Sushil; Wasnik, Pankaj Shivdayal; Marcel, Sebastien. (2019) Custom Silicone Face Masks: Vulnerability of Commercial Face Recognition Systems and Presentation Attack Detection. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel; Rathgeb, Christian; Busch, Christoph. (2019) Turning a Vulnerability into an Asset: Accelerating Facial Identification with Morphing. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Khodabakhsh, Ali; Ramachandra, Raghavendra; Busch, Christoph. (2019) Subjective Evaluation of Media Consumer Vulnerability to Fake Audiovisual Content. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Mandalapu, Hareesh; Ramachandra, Raghavendra; Busch, Christoph. (2019) Empirical Evaluation of Texture-Based Print and Contact Lens Iris Presentation Attack Detection Methods. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel; Rathgeb, Christian; Busch, Christoph. (2019) Computational workload in biometric identification systems: An overview. IET Biometrics
  Academic literature review
• Osorio-Roig, Daile; Drozdowski, Pawel; Rathgeb, Christian; Morales-González, Annette; Garea-Llano, Eduardo; Busch, Christoph. (2019) Iris Recognition in Visible Wavelength: Impact and automated Detection of Glasses. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Mandalapu, Hareesh; Ramachandra, Raghavendra; Busch, Christoph. (2019) Image Quality and Texture-Based Features for Reliable Textured Contact Lens Detection. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Wasnik, Pankaj Shivdayal; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Busch, Christoph. (2019) An Empirical Evaluation of Deep Architectures on Generalization of Smartphone-based Face Image Quality Assessment. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2019) Obtaining Stable Iris Codes Exploiting Low-Rank Tensor Space and Spatial Structure Aware Refinement for Better Iris Recognition. IEEE Xplore Digital Library
  Academic article
• Raja, Kiran; Raghavendra, R.; Auksorius, Egidijus; Boccara, Claude; Busch, Christoph. (2019) Two Stream Convolutional Neural Network for Full Field Optical Coherence Tomography Fingerprint Recognition. IEEE Xplore Digital Library
  Academic article
• Vetrekar, Narayan; Ramachandra, Raghavendra; Raja, Kiran; Venkatesh, Sushma; Gad, Rajendra; Busch, Christoph. (2019) Visible to band gender classification: An extensive experimental evaluation based on multi-spectral imaging. IEEE Xplore Digital Library
  Academic article
• Raja, Kiran; Ramachandra, Raghavendra; Auksorius, Egidijus; Busch, Christoph. (2019) Subsurface and layer intertwined template protection using inherent properties of full-field optical coherence tomography fingerprint imaging. IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops (CVPRW)
  Academic article
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2019) Towards Reducing the Error Rates in Template Protection for Iris Recognition Using Custom Cuckoo Filters. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Venkatesh, Sushma; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Busch, Christoph. (2019) A New Multi-spectral Iris Acquisition Sensor for Biometric Verification and Presentation Attack Detection . IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Venkatesh, Sushma; Bylappa Raja, Kiran; Busch, Christoph. (2019) Towards making Morphing Attack Detection robust using hybrid Scale-Space Colour Texture Features. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Khodabakhsh, Ali; Pedersen, Marius; Busch, Christoph. (2019) Subjective Versus Objective Face Image Quality Evaluation For Face Recognition. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma; Busch, Christoph. (2019) Design and Development of Low-Cost Sensor to Capture Ventral and Dorsal Finger Vein for Biometric Authentication . IEEE Sensors Journal
  Academic article
• Galdi, Chiara; Chiesa, Valeria; Busch, Christoph; Correia, Paulo Lobato; Dugelay, Jean-Luc; Guillemot, Christine. (2019) Light fields for face analysis. Sensors
  Academic article
• Raja, Kiran; Damer, Naser; Ramachandra, Raghavendra; Boutros, Fadi; Busch, Christoph. (2019) Cross-Spectral Periocular Recognition by Cascaded Spectral Image Transformation. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2019) Anchored kernel hashing for cancelable template protection for cross-spectral periocular data. Lecture Notes in Computer Science (LNCS)
  Academic article
• Venkatesh, Sushma; Ramachandra, Raghavendra; Raja, Kiran; Spreeuwers, Luuk; Veldhuis, Raymond N.J.; Busch, Christoph. (2019) Morphed Face Detection Based on Deep Color Residual Noise. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel; Buchmann, Nicolas; Rathgeb, Christian; Margraf, Marian; Busch, Christoph. (2019) On the Application of Homomorphic Encryption to Face Identification. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Brömme, Arslan; Busch, Christoph; Dantcheva, Antitza; Rathgeb, Christian; Uhl, Andreas. (2019) International Conference of the Biometrics Special Interest Group (BIOSIG 2019). IEEE (Institute of Electrical and Electronics Engineers) GI-Edition Lecture Notes in Informatics (LNI) (296)
  Academic anthology/Conference proceedings

2018

• Ramachandra, Raghavendra; Venkatesh, Sushma; Bylappa Raja, Kiran; Busch, Christoph. (2018) Detecting Face Morphing Attacks with Collaborative Representation of Steerable Features. Advances in Intelligent Systems and Computing
  Academic article
• Wasnik, Pankaj Shivdayal; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Busch, Christoph. (2018) Subjective Logic Based Score Level Fusion: Combining Faces and Fingerprints. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma; Hegde, Sneha; Dandappanavar, Shreedhar; Busch, Christoph. (2018) Verifying the Newborns without Infection Risks Using Contactless Palmprints. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Venkatesh, Sushma; Bylappa Raja, Kiran; Wasnik, Pankaj Shivdayal; Stokkenes, Martin; Busch, Christoph. (2018) Fusion of Multi-Scale Local Phase Quantization Features for Face Presentation Attack Detection. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Stokkenes, Martin; Ramachandra, Raghavendra; Busch, Christoph. (2018) Biometric Transaction Authentication using Smartphones. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Brömme, Arslan; Busch, Christoph; Dantcheva, Antitza; Rathgeb, Christian; Uhl, Andreas. (2018) Proceedings of the 17th International Conference of the Biometrics Special Interest Group (BIOSIG 2018). Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (17)
  Academic anthology/Conference proceedings
• Khodabakhsh, Ali; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Wasnik, Pankaj Shivdayal; Busch, Christoph. (2018) Fake Face Detection Methods: Can They Be Generalized?. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Khodabakhsh, Ali; Ramachandra, Raghavendra; Busch, Christoph. (2018) A Taxonomy of Audiovisual Fake Multimedia Content Creation Technology. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Raja, Kiran B.; Ramachandra, Raghavendra; Busch, Christoph. (2018) Towards Protected and Cancelable Multi-Spectral Face Templates Using Feature Fusion and Kernalized Hashing. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Vetrekar, Narayan; Bylappa Raja, Kiran; Gad, Rajendra S; Busch, Christoph. (2018) Detecting Disguise Attacks on Multi-spectral Face Recognition Through Spectral Signatures. International Conference on Pattern Recognition
  Academic article
• Ramachandra, Raghavendra; Venkatesh, Sushma; Bylappa Raja, Kiran; Busch, Christoph. (2018) A low-cost Multi-Fingervein Verification System. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Wasnik, Pankaj Shivdayal; Ramachandra, Raghavendra; Stokkenes, Martin; Raja, Kiran B.; Busch, Christoph. (2018) Improved Fingerphoto Verification System Using Multi-scale Second Order Local Structures. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Raja, Kiran B.; Ramachandra, Raghavendra; Busch, Christoph. (2018) Manifold-Structure Preserving Biometric Templates - A Preliminary Study On Fully Cancelable Smartphone Biometric Templates. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel; Struck, Florian; Rathgeb, Christian; Busch, Christoph. (2018) Detection of Glasses in Near-Infrared Ocular Images. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Vetrekar, Narayan; Bylappa Raja, Kiran; Gad, Rajendra S; Busch, Christoph. (2018) Robust gender classification using extended multi-spectral imaging by exploring the spectral angle mapper. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Venkatesh, Sushma; Bylappa Raja, Kiran; Busch, Christoph. (2018) Transgender Face Recognition with Off-the-shelf Pre-trained CNNs: A comprehensive study. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel; Fischer, Daniel; Rathgeb, Christian; Schiel, Christopher; Busch, Christoph. (2018) Database Binning and Retrieval in Multi-Fingerprint Identification Systems. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2018) Towards a Cancelable Template Protection Across NIR to Visible Spectrum Using Anchored Kernel Hashing – A Study on Cross-Spectral Periocular Images. Advances in Intelligent Systems and Computing
  Academic article
• Thorsen, Tommy Arild Garden; Wasnik, Pankaj Shivdayal; Busch, Christoph; Ramachandra, Raghavendra; Bylappa Raja, Kiran. (2018) Assessing Face Image Quality with LSTMs. Norsk Informasjonssikkerhetskonferanse (NISK)
  Academic article
• Wasnik, Pankaj Shivdayal; Stokkenes, Martin; Dunfjeld, Mihkal; Ramachandra, Raghavendra; Raja, Kiran B.; Busch, Christoph. (2018) Baseline Evaluation of Smartphone based Finger-photo Verification System. Norsk Informasjonssikkerhetskonferanse (NISK)
  Academic article
• Drozdowski, Pawel; Struck, Florian; Rathgeb, Christian; Busch, Christoph. (2018) Benchmarking Binarisation Schemes for Deep Face Templates. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph. (2018) Improved ear verification after surgery - An approach based on collaborative representation of locally competitive features. Pattern Recognition
  Academic article
• Vetrekar, Narayan; Raja, Kiran; Ramachandra, Raghavendra; Gad, R.S.; Busch, Christoph. (2018) Multi-spectral Imaging For Robust Ocular Biometrics. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel; Wiegand, Nikolai; Rathgeb, Christian; Busch, Christoph. (2018) Score Fusion Strategies in Single-Iris Dual-Probe Recognition Systems. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper

2017

• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Marcel, Sebastien; Busch, Christoph. (2017) Face Presentation Attack Detection Across Spectrum using Time-Frequency Descriptors of Maximal Response in Laplacian Scale-Space. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph. (2017) Transferable Deep-CNN Features for Detecting Digital and Print-Scanned Morphed Face Images. IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops (CVPRW)
  Academic article
• Drozdowski, Pawel Grzegorz; Rathgeb, Christian; Busch, Christoph. (2017) Sic-Gen: A Synthetic Iris-Code Generator. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Wasnik, Pankaj Shivdayal; Schäfer, Katharina; Ramachandra, Raghavendra; Busch, Christoph; Bylappa Raja, Kiran. (2017) Fusing Biometric Scores Using Subjective Logic for Gait Recognition on Smartphone. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph. (2017) Face Presentation Attack Detection by Exploring Spectral Signatures. IEEE Computer Society Conference on Computer Vision and Pattern Recognition Workshops (CVPRW)
  Academic article
• Scherhag, Ulrich; Nautsch, Andreas; Rathgeb, Christian; Gomez-Barrero, Marta; Veldhuis, Raymond N.J.; Spreeuwers, Luuk. (2017) Biometric Systems under Morphing Attacks: Assessment of Morphing Techniques and Vulnerability Reporting. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma Krupa; Alaya Cheikh, Faouzi; Busch, Christoph. (2017) On the Vulnerability of Extended Multispectral Face Recognition Systems Towards Presentation Attacks . IEEE Sarnoff Symposium
  Academic chapter/article/Conference paper
• Ellingsgaard, John; Busch, Christoph. (2017) Altered Fingerprint Detection. Springer
  Academic chapter/article/Conference paper
• Wasnik, Pankaj Shivdayal; Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2017) Presentation Attack Detection in Face Biometric Systems Using Raw Sensor Data from Smartphones. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Schuch, Patrick; Schulz, Simon-Daniel; Busch, Christoph. (2017) ConvNet Regression for Fingerprint Orientations. Springer
  Academic chapter/article/Conference paper
• Scherhag, Ulrich; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Gomez-Barrero, Marta; Rathgeb, Christian; Busch, Christoph. (2017) On the Vulnerability of Face Recognition Systems Towards Morphed Face Attacks. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Stokkenes, Martin; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Sigaard, Morten; Gomez-Barrero, Marta; Busch, Christoph. (2017) Multi-biometric template protection on smartphones: An approach based on binarized statistical features and bloom filters. Lecture Notes in Computer Science (LNCS)
  Academic article
• Wasnik, Pankaj Shivdayal; Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2017) Assessing Face Image Quality for Smartphone based Face Recognition System. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Venkatesh, Sushma Krupa; Bylappa Raja, Kiran; Busch, Christoph. (2017) Transferable deep convolutional neural network features for fingervein presentation attack detection. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Venkatesh, Sushma Krupa; Busch, Christoph. (2017) Multi-patch deep sparse histograms for iris recognition in visible spectrum using collaborative subspace for robust verification. Pattern Recognition Letters
  Academic article
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph. (2017) Collaborative representation of statistically independent filters? response: An application to face recognition under illicit drug abuse alterations. Lecture Notes in Computer Science (LNCS)
  Academic article
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2017) Scale-level score fusion of steered pyramid features for cross-spectral periocular verification. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Busch, Christoph. (2017) Presentation Attack Detection Methods for Face Recognition Systems: A Comprehensive Survey. ACM Computing Surveys
  Academic article
• Bylappa Raja, Kiran; Auksorius, Egidijus; Ramachandra, Raghavendra; Boccara, A. Claude; Busch, Christoph. (2017) Robust Verification With Subsurface Fingerprint Recognition Using Full Field Optical Coherence Tomography. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Narayan Tulshidas, Vetrekar; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Gad, R.S.; Busch, Christoph. (2017) Extended Spectral To Visible Comparison Based On Spectral Band Selection Method For Robust Face Recognition. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Schuch, Patrick; Schulz, Simon; Busch, Christoph. (2017) Survey on the impact of fingerprint image enhancement. IET Biometrics
  Academic article
• Drozdowski, Pawel Grzegorz; Rathgeb, Christian; Busch, Christoph. (2017) Multi-iris indexing and retrieval: Fusion strategies for bloom filter-based search structures. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph. (2017) Face morphing versus face averaging: Vulnerability and detection. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Schuch, Patrick; Schulz, Simon-Daniel; Busch, Christoph. (2017) Deep expectation for estimation of fingerprint orientation fields. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Drozdowski, Pawel Grzegorz; Rathgeb, Christian; Hofbauer, Heinz; Wagner, Johannes; Uhl, Andreas; Busch, Christoph. (2017) Towards pre-alignment of near-infrared iris images. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Wasnik, Pankaj Shivdayal; Ramachandra, Raghavendra; Busch, Christoph. (2017) Robust face presentation attack detection on smartphones : An approach based on variable focus. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Busch, Christoph. (2017) ContlensNet: Robust Iris Contact Lens Detection Using Deep Convolutional Neural Networks. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Sequeira, Ana F; Chen, Lulu; Ferryman, James; Wild, Peter; Alonso-Fernandez, Fernando; Bigun, Josef. (2017) Cross-Eyed 2017: Cross-Spectral Iris/Periocular Recognition Competition. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Bylappa Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph. (2017) Extended multispectral face presentation attack detection: An approach based on fusing information from individual spectral bands. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Vetrekar, Narayan; Bylappa Raja, Kiran; Ramachandra, Raghavendra; Gad, R.S.; Busch, Christoph. (2017) Collaborative Representation of Grassmann Manifold Projection Metric for Robust Multi-spectral Face Recognition. Association for Computing Machinery (ACM)
  Chapter
• Schuch, Patrick; Schulz, Simon; Busch, Christoph. (2017) De-Convolutional Auto-Encoder for Enhancement of Fingerprint Samples . IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Schuch, Patrick; Schulz, Simon-Daniel; Busch, Christoph. (2017) Intrinsic Limitations of Fingerprint Orientation Estimation. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Stokkenes, Martin; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Sigaard, Morten; Busch, Christoph. (2017) Feature Level Fused Templates for Multi-Biometric System on Smartphones. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Schuch, Patrick; Schulz, Simon; Busch, Christoph. (2017) Minutia-based Enhancement of Fingerprint Samples. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Vetrekar, Narayan; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Gad, R.S.; Busch, Christoph. (2017) Extended Multi-spectral Imaging For Gender Classification Based On Image Set. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Alonso-Fernandez, Fernando; Bylappa Raja, Kiran; Busch, Christoph; Bigun, Josef. (2017) Log-Likelihood Score Level Fusion for Improved Cross-Sensor Smartphone Periocular Recognition. European Signal Processing Conference
  Academic article
• Gomez-Barrero, Marta; Rathgeb, Christian; Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2017) Biometric Symmetry: Implications on Template Protection. European Signal Processing Conference
  Academic article
• Drozdowski, Pawel Grzegorz; Rathgeb, Christian; Busch, Christoph. (2017) Bloom Filter-based Search Structures for Indexing and Retrieving Iris-Codes. IET Biometrics
  Academic article
• Gomez-Barrero, Marta; Rathgeb, Christian; Li, Guoqiang; Ramachandra, Raghavendra; Galbally, Javier; Busch, Christoph. (2017) Multi-biometric template protection based on bloom filters. Information Fusion
  Academic article

2016

• Haraksim, Rudolf; Anthonioz, Alexandre; Champod, Christophe; Olsen, Martin Aastrup; Ellingsgård, John; Busch, Christoph. (2016) Altered Fingerprint Detection - Algorithm Performance Evaluation. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Ramachandra, Raghavendra; Busch, Christoph. (2016) Cross-Spectrum Periocular Authentication for NIR and Visible Images Using Bank of Statistical Filters. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Gomez-Barrero, Marta; Rathgeb, Christian; Galbally, Javier; Busch, Christoph; Fierrez, Julian. (2016) Unlinkable and irreversible biometric template protection based on bloom filters. Information Sciences
  Academic article
• Liu, Xinwei; Pedersen, Marius; Charrier, Christophe; Bours, Patrick; Busch, Christoph. (2016) The influence of fingerprint image degradations on the performance of biometric system and quality assessment. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Sequeira, Ana F; Chen, Lulu; Ferryman, James; Alonso-Fernandez, Fernando; Bigun, Josef; Bylappa Raja, Kiran. (2016) Cross-Eyed - Cross-Spectral Iris/Periocular Recognition Database and Competition. GI-Edition Lecture Notes in Informatics (LNI)
  Academic article
• Martiri, Edlira; Gomez-Barrero, Marta; Yang, Bian; Busch, Christoph. (2016) Biometric template protection based on Bloom filters and honey templates. IET Biometrics
  Academic article
• Olsen, Martin Aastrup; Šmida, Vladimír; Busch, Christoph. (2016) Finger image quality assessment features - definitions and evaluation. IET Biometrics
  Academic article
• Bylappa Raja, Kiran; Raghavendra, Ramachandra; Busch, Christoph. (2016) Dynamic Scale Selected Laplacian Decomposed Frequency Response for Cross-Smartphone Periocular Verification in Visible Spectrum. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Wasnik, Pankaj Shivdayal; Bylappa Raja, Kiran; Raghavendra, Ramachandra; Busch, Christoph. (2016) Eye region based multibiometric fusion to mitigate the effects of body weight variations in face recognition. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Ramachandra; Busch, Christoph. (2016) Weighted Comparison Score Fusion for Accurate Verification of Surgically Altered Periocular Region. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Ramachandra; Busch, Christoph. (2016) Biometric recognition of surgically altered periocular region: A comprehensive study. IEEE Press
  Academic chapter/article/Conference paper
• Pedersen, Marius; Hardeberg, Jon Yngve; Busch, Christoph. (2016) Vision Security – the role of imaging for observer and observed. IS&T International Symposium on Electronic Imaging Science and Technology
  Academic article
• Bylappa Raja, Kiran; Raghavendra, Ramachandra; Busch, Christoph. (2016) Collaborative representation of deep sparse filtered features for robust verification of smartphone periocular images. IEEE Signal Processing Society
  Academic chapter/article/Conference paper
• Ramachandra, Raghavendra; Busch, Christoph. (2016) Learning deeply coupled autoencoders for smartphone based robust periocular verification. Proceedings of IEEE International Conference on Image Processing
  Academic article

2015

• Olsen, Martin Aastrup; Dusio, Marek; Busch, Christoph. (2015) Fingerprint skin moisture impact on biometric performance. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Tome, P.; Raghavendra, Rachamandra; Busch, Christoph; Tirunagari, Santosh; Poh, Norman; Shekar, B. H.. (2015) The 1st Competition on Counter Measures to Finger Vein Spoofing Attacks. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2015) Presentation Attack Detection Algorithms for Finger Vein Biometrics: A Comprehensive Study. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph. (2015) Iris imaging in visible spectrum using white LED. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Avinash, Manasa; Marcel, Sebastien; Busch, Christoph. (2015) Finger vein liveness detection using motion magnification . IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph. (2015) Presentation attack detection using Laplacian decomposed frequency response for visible spectrum and Near-Infra-Red iris systems . IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Stokkenes, Martin; Busch, Christoph. (2015) Fusion of Face and Periocular Information for Improved Authentication on Smartphones. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph. (2015) Video Presentation Attack Detection in Visible Spectrum Iris Recognition Using Magnified Phase Information. IEEE Transactions on Information Forensics and Security
  Academic article
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Stokkenes, Martin; Busch, Christoph. (2015) Multi-modal Authentication System for Smartphones Using Face, Iris and Periocular. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2015) Exploring dorsal finger vein pattern for robust person recognition. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Busch, Christoph. (2015) Presentation Attack Detection for Face Recognition Using Light Field Camera. IEEE Transactions on Image Processing
  Academic article
• Brömme, Arslan; Busch, Christoph; Rathgeb, Christian; Uhl, Andreas. (2015) BIOSIG 2015: Proceedings of the 14th International Conference of the Biometrics Special Interest Group. Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (P-245)
  Academic anthology/Conference proceedings
• Martiri, Edlira Nepravishta; Yang, Bian; Busch, Christoph. (2015) Protected Honey Face Templates. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Busch, Christoph. (2015) A Fingerprint Indexing Scheme with Robustness against Sample Translation and Rotation. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Olsen, Martin Aastrup; Böckeler, Martin; Busch, Christoph. (2015) Predicting Dactyloscopic Examiner Fingerprint Image Quality Assessments. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Alaya Cheikh, Faouzi; Busch, Christoph. (2015) Evaluation of Fusion Approaches for Face Recognition using Light Field Cameras. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph. (2015) Time-Frequency Features of Laplacian Decomposition. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Gottschlich, Carsten; Mikaelyan, Anna; Olsen, Martin Aastrup; Bigun, Josef; Busch, Christoph. (2015) Improving Fingerprint Alteration Detection. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2015) Face Image Resolution Enhancement based on Weighted Fusion of Wavelet Decomposition. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2015) Improved Face Recognition by Combining Information from Multiple Cameras in Automatic Border Control System. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Surbiryala, Jayachander; Raghavendra, Rachamandra; Busch, Christoph. (2015) Finger vein indexing based on binary features. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Surbiryala, Jayachander; Busch, Christoph. (2015) An efficient finger vein indexing scheme based on unsupervised clustering. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Surbiryala, Jayachander; Busch, Christoph. (2015) Hand Dorsal Vein Recognition: Sensor, Algorithms and Evaluation. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Busch, Christoph. (2015) A Novel Fingerprint Indexing Approach Focusing on Minutia Location and direction. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Rathgeb, Christian; Busch, Christoph. (2015) Towards generating protected fingerprint templates based on bloom filters. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Busch, Christoph. (2015) Exploring the Usefulness of Light Field Camera for Biometrics : An Empirical Study on Face and Iris Recognition. IEEE Transactions on Information Forensics and Security
  Academic article
• Raghavendra, Rachamandra; Busch, Christoph. (2015) Robust Scheme for Iris Presentation Attack Detection Using Multiscale Binarized Statistical Image Features. IEEE Transactions on Information Forensics and Security
  Academic article
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Vemuri, Vinay Krishna; Busch, Christoph. (2015) Smartphone based visible iris recognition using deep sparse filtering. Pattern Recognition Letters
  Academic article
• Raghavendra, Rachamandra; Busch, Christoph. (2015) Texture based features for robust palmprint recognition: a comparative study. EURASIP Journal on Multimedia and Information Security
  Academic article

2014

• Raghavendra, Rachamandra; Busch, Christoph. (2014) Presentation attack detection algorithm for face and iris biometrics. European Signal Processing Conference
  Academic article
• Raghavendra, Rachamandra; Surbiryala, Jayachander; Bylappa Raja, Kiran; Busch, Christoph. (2014) Novel Finger Vascular Pattern Imaging Device for Robust Biometric Verification. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2014) Robust palmprint verification using sparse representation of binarized statistical features: a comprehensive study. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Sousedik, Ctirad; Busch, Christoph. (2014) Quality of Fingerprint Scans captured using Optical Coherence Tomography. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph. (2014) Smartphone Based Robust Iris Recognition in Visible Spectrum using Clustered K-means Features. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2014) Presentation attack detection on visible spectrum iris recognition by exploring inherent characteristics of Light Field Camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Kakadiaris, Ioannis A.; Scheirer, Walter J.; Busch, Christoph. (2014) Biometric and Surveillance Technology for Human and Activity Identification XI. SPIE - The International Society for Optics and Photonics Proceedings of SPIE, the International Society for Optical Engineering (9075)
  Academic anthology/Conference proceedings
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph; Mondal, Soumik. (2014) An Empirical Study of Smartphone Based Iris Recognition in Visible Spectrum. ACM Publications
  Academic chapter/article/Conference paper
• Brömme, Arslan; Busch, Christoph. (2014) International Conference of the Biometrics Special Interest Group (BIOSIG). Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (230)
  Academic anthology/Conference proceedings
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Stokkenes, Martin; Busch, Christoph. (2014) Smartphone Authentication System Using Periocular Biometrics. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Overgaard, Niclas; Sousedik, Ctirad; Busch, Christoph. (2014) Eulerian Video Magnification for Fingerprint Liveness Detection. Norsk Informasjonssikkerhetskonferanse (NISK)
  Academic article
• Raghavendra, Rachamandra; Busch, Christoph. (2014) Novel image fusion scheme based on dependency measure for robust multispectral palmprint recognition. Pattern Recognition
  Academic article
• Wang, Jinghua; Olsen, Martin Aastrup; Busch, Christoph. (2014) Finger image quality based on singular point localization. SPIE - The International Society for Optics and Photonics
  Academic chapter/article/Conference paper
• Danov, Ivan; Olsen, Martin Aastrup; Busch, Christoph. (2014) Interpretation of fingerprint image quality features extracted by self-organizing maps. SPIE - The International Society for Optics and Photonics
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2014) Automatic Face Quality Assessment from Video using Gray Level Co-occurrence Matrix: An Empirical Study on Automatic Border Control System. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph. (2014) Presentation attack detection algorithm for face and iris biometrics . IEEE conference proceedings
  Academic chapter/article/Conference paper
• Li, Guoqiang; Busch, Christoph; Yang, Bian. (2014) A novel approach used for measuring fingerprint orientation of arch fingerprint. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Sousedik, Ctirad; Busch, Christoph. (2014) Presentation attack detection methods for fingerprint recognition systems: a survey. IET Biometrics
  Academic article
• Busch, Christoph. (2014) Datenschutz und Datensicherheit - DuD
  Popular scientific article
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Busch, Christoph. (2014) Binarized statistical features for improved iris and periocular recognition in visible spectrum. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Busch, Christoph. (2014) A score-level fusion fingerprint indexing approach based on minutiae vicinity and minutia cylinder-code. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Ellingsgård, John; Sousedik, Ctirad; Busch, Christoph. (2014) Detecting fingerprint alterations by orientation field and minutiae orientation analysis. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Yang, Bian; Chu, Huiguang; Li, Guoqiang; Petrovic, Slobodan; Busch, Christoph. (2014) Cloud Password Manager Using Privacy-Preserved Biometrics. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Surbiryala, Jayachander; Busch, Christoph. (2014) A low-cost multimodal Biometric Sensor to capture Finger Vein and Fingerprint. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Dusio, Marek; Olsen, Martin Aastrup; Busch, Christoph. (2014) Fingerprint sample quality assessment via ridge line count using Laplacian of Gaussian edge finding. IEEE conference proceedings
  Academic chapter/article/Conference paper

2013

• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2013) Combining Iris and Periocular Recognition using Light Field Camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Busch, Christoph; Yang, Bian. (2013) Scaling-Robust Fingerprint Verification with Smartphone Camera in Real-life Scenarios. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Busch, Christoph. (2013) Lightweight Quality Metrics for Smartphone Camera based Fingerprint Samples. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2013) Multi-face recognition at a distance using light-field camera. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2013) GUCLF: a new light field face database. SPIE - The International Society for Optics and Photonics
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2013) A Novel Image Fusion Scheme For Robust Multiple Face Recognition With Light-field Camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Busch, Christoph. (2013) Autocorrelation and DCT based quality metrics for fingerprint samples generated by smartphones. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2013) Comparative Evaluation of Super-Resolution Techniques For Multi-Face Recognition Using Light-Field Camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Bylappa Raja, Kiran; Raghavendra, Rachamandra; Alaya Cheikh, Faouzi; Yang, Bian; Busch, Christoph. (2013) Robust iris recognition using light-field camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Yang, Bian; Bylappa Raja, Kiran; Busch, Christoph. (2013) A New Perspective - Face Recognition with Light-Field Camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Sousedik, Ctirad; Breithaupt, Ralph; Busch, Christoph. (2013) Volumetric Fingerprint Data Analysis using Optical Coherence Tomography. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Yang, Bian; Busch, Christoph. (2013) Robust “On-the-Fly” person identification using Sparse Representation. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Yang, Bian; Li, Guoqiang; Busch, Christoph. (2013) Qualifying fingerprint samples captured by smartphone cameras. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Brömme, Arslan; Busch, Christoph. (2013) BIOSIG 2013 Proceedings of the 12th International Conference of the Biometrics Special Interest Group; 04.-06. September 2013 in Darmstadt, Germany. Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (P-212)
  Academic anthology/Conference proceedings
• Yang, Bian; Busch, Christoph; Bringer, Julien; Kindt, Els; Belser, Willem Ronald; Seidel, Uwe. (2013) Towards standardizing trusted evidence of identity. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Olsen, Martin Aastrup; Busch, Christoph. (2013) Quality Assessment for Fingerprints Collected by Smartphone Cameras. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Olsen, Martin Aastrup; Tabassi, Elham; Makarov, Anton; Busch, Christoph. (2013) Self-Organizing Maps for Fingerprint Image Quality Assessment. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Bours, Patrick; Yang, Bian; Busch, Christoph. (2013) Independent Performance Evaluation of Pseudonymous Identifier Fingerprint Verification Algorithms. Springer
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Yang, Bian; Busch, Christoph. (2013) Improved face recognition at a distance using light field camera & super resolution schemes. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Bylappa Raja, Kiran; Pflug, Anika; Yang, Bian; Busch, Christoph. (2013) 3D face reconstruction and multimodal person identification from video captured using smartphone camera. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hartung, Daniel; Tistarelli, Massimo; Busch, Christoph. (2013) Vein minutia cylinder-codes (V-MCC). IEEE conference proceedings
  Academic chapter/article/Conference paper

2012

• Yang, Bian; Rajbhandari, Lisa; Busch, Christoph; Zhou, Xuebing. (2012) Privacy Implications of Identity References in Biometrics Databases. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Groot, Koen de; Xu, Haiyun; Veldhuis, Raymond N.J.. (2012) Performance Evaluation of Fusing Protected Fingerprint Minutiae Templates on the Decision Level. Sensors
  Academic article
• Hartung, Daniel; Aastrup Olsen, Martin; Xu, T.; Nguyen, Hai Thanh; Busch, Christoph. (2012) Comprehensive analysis of spectral minutiae for vein pattern recognition. IET Biometrics
  Academic article
• Derawi, Mohammad; Yang, Bian; Busch, Christoph. (2012) Fingerprint Recognition with Embedded Cameras on Mobile Phones. Springer
  Academic chapter/article/Conference paper
• Li, Xue; Yang, Bian; Busch, Christoph. (2012) Interoperable Protected Fingerprint Minutiae Templates. Akademika forlag
  Academic chapter/article/Conference paper
• Li, Guoqiang; Yang, Bian; Raghavendra, Rachamandra; Busch, Christoph. (2012) Testing Mobile Phone Camera Based Fingerprint Recognition under Real-Life Scenarios. Akademika forlag
  Academic chapter/article/Conference paper
• Raghavendra, Rachamandra; Yang, Bian; Busch, Christoph. (2012) Accurate face detection in video based on likelihood assessment. Akademika forlag
  Academic chapter/article/Conference paper
• Li, Xue; Yang, Bian; Busch, Christoph. (2012) On Reliability of Minutiae Based Fingerprint Features. Akademika forlag
  Academic chapter/article/Conference paper
• Busch, Christoph; Brauckman, Michael; Veldhuis, Raymond N.J.; Deravi, Farzin; Kevenaar, Tom; Nouak, Alexander. (2012) Towards a more Secure Border Control with 3D Face Recognition. Akademika forlag
  Academic chapter/article/Conference paper
• Pflug, Anika; Hartung, Daniel; Busch, Christoph. (2012) Feature extraction from vein images using spatial information and chain codes. Information Security Technical Report
  Academic article
• Pflug, Anika; Back, Philip Michael; Busch, Christoph. (2012) Towards Making HCS Ear Detection Robust Against Rotation. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hartung, Daniel; Busch, Christoph. (2012) Vascular Pattern Recognition: And its Application in Privacy-Preserving Biometric Online-Banking Systems. Doctoral Dissertations at Gjøvik University College (2/2012)
  Doctoral dissertation
• Yang, Bian; Li, Xue; Busch, Christoph. (2012) Collecting fingerprints for recognition using mobile phone cameras. Proceedings of SPIE, the International Society for Optical Engineering
  Academic article
• Hartung, Daniel; Busch, Christoph. (2012) Biometric Transaction Authentication Protocol: Formal Model Verification and “Four-Eyes” Principle Extension. Springer
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph. (2012) Generalized fingerprint minutiae vicinities. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Olsen, Martin Aastrup ; Xu, Haiyun; Busch, Christoph. (2012) Gabor Filters as Candidate Quality Measure for NFIQ 2.0. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Simoens, Koen; Yang, Bian; Zhou, Xuebing; Beato, Filipe; Busch, Christoph; Newton, Elaine M.. (2012) Criteria Towards Metrics for Benchmarking Template Protection Algorithms. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hartung, Daniel; Pflug, Anika; Busch, Christoph. (2012) Vein Pattern Recognition Using Chain Codes, Spatial Information and Skeleton Fusing. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Pflug, Anika; Winterstein, Adrian; Busch, Christoph. (2012) Ear Detection in 3D Profile Images based on Surface Curvature. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper

2011

• Yang, Bian; Chen, Zhibo; Busch, Christoph. (2011) Raster Image Representation of Fingerprint Minutiae. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Busch, Christoph; Bours, Patrick; Yang, Bian. (2011) Fusion in fingerprint authentication: two finger types vs. two scanner types. Association for Computing Machinery (ACM)
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph. (2011) Keyed Scalable Minutiae Coding. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hartung, Daniel; Aastrup Olsen, Martin; Xu, Haiyun; Busch, Christoph. (2011) Spectral Minutiae for Vein Pattern Recognition. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Brömme, Arslan; Busch, Christoph. (2011) BIOSIG 2011, Proceedings - International Conference of the Biometrics Special Interest Group; 8.-9. September 2011 in Darmstadt. Gesellschaft für Informatik GI-Edition Lecture Notes in Informatics (LNI) (191)
  Academic anthology/Conference proceedings
• Nickel, Claudia; Derawi, Mohammad; Bours, Patrick; Busch, Christoph. (2011) Scenario test of accelerometer-based biometric gait recognition. Høgskolen i Gjøvik
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Groot, Koen de; Xu, Haiyun; Veldhuis, Raymond N.J.. (2011) Decision Level Fusion of Fingerprint Minutiae Based Pseudonymous Identifiers. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hartung, Daniel; Martin, Sophie; Busch, Christoph. (2011) Quality Estimation for Vascular Pattern Recognition. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph. (2011) AUGMENTED FINGERPRINT MINUTIAE VICINITY. IEEE Transactions on Image Processing
  Academic article
• Hartung, Daniel; Busch, Christoph. (2011)
  Academic chapter/article/Conference paper
• Olsen, Martin; Busch, Christoph. (2011) Deficiencies in NIST Fingerprint Image Quality Algorithm.
  Academic chapter/article/Conference paper
• Zhou, Xuebing; Kuijper, Arjan; Veldhuis, Raymond N.J.; Busch, Christoph. (2011) Quantifying Privacy and Security of Biometric Fuzzy Commitment. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph. (2011) Augmented fingerprint minutiae vicinity. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Aastrup Olsen, Martin; Hartung, Daniel; Busch, Christoph; Larsen, Rasmus. (2011) Convolution Approach for Feature Detection in Topological Skeletons Obtained from Vascular Patterns. IEEE conference proceedings
  Academic chapter/article/Conference paper

2010

• Gafurov, Davrondzhon; Bours, Patrick; Yang, Bian; Busch, Christoph. (2010) Impact of Finger Type in Fingerprint Authentication. Communications in Computer and Information Science
  Academic article
• Yang, Bian; Gafurov, Davrondzhon; Busch, Christoph; Bours, Patrick. (2010) Encrypting Fingerprint Minutiae Templates by Random Quantization. Communications in Computer and Information Science
  Academic article
• Abt, Sebastian; Busch, Christoph; Nickel, Claudia. (2010) Bonner Köllen Verlag
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Bours, Patrick; Gafurov, Davrondzhon. (2010) Robust minutiae hash for fingerprint template protection. SPIE - The International Society for Optics and Photonics
  Academic chapter/article/Conference paper
• Yang, Bian; Hartung, Daniel; Simoens, Koen; Busch, Christoph. (2010) Dynamic random projection for biometric template protection. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Busch, Christoph; Hartung, Daniel. (2010)
  Academic chapter/article/Conference paper
• Hirzel, Jan; Hartung, Daniel; Busch, Christoph. (2010) Fingerprint Recognition with Cellular Partitioning and Co-Sinusoidal Triplets. Bonner Köllen Verlag
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Niu, Xia-Mu. (2010) Joint reversible data hiding and image encryption. SPIE - The International Society for Optics and Photonics
  Academic chapter/article/Conference paper
• Aastrup Olsen, Martin; Hartung, Daniel; Busch, Christoph; Larsen, Rasmus. (2010) Contrast Enhancement and Metrics for Biometric Vein Pattern Recognition. Springer
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Gafurov, Davrondzhon; Bours, Patrick. (2010) Renewable Minutiae Templates with Tunable Size and Security. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Brömme, Arslan; Busch, Christoph. (2010) BIOSIG 2010 - Proceedings of the Special Interest Group on Biometrics and Electronic Signatures, 09.-10. September 2010 in Darmstadt, Germany. Bonner Köllen Verlag GI-Edition Lecture Notes in Informatics (LNI) (164)
  Academic anthology/Conference proceedings
• Derawi, Mohammad; Nickel, Claudia; Bours, Patrick; Busch, Christoph. (2010) Unobtrusive User-Authentication on Mobile Phones Using Biometric Gait Recognition. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Derawi, Mohammad; Gafurov, Davrondzhon; Larsen, Rasmus; Busch, Christoph; Bours, Patrick. (2010) Fusion of gait and fingerprint for user authentication on mobile devices. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Yang, Bian; Bours, Patrick; Busch, Christoph. (2010) Independent Performance Evaluation of Fingerprint verification at the minutiae and pseudonymous identifier levels. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Bours, Patrick; Yang, Bian; Busch, Christoph. (2010) GUC100 Multi-scanner Fingerprint Database for In-House (Semi-public) Performance and Interoperability Evaluation. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Mairaj, Danish; Wolthusen, Stephen; Busch, Christoph. (2010) Teeth Segmentation and Feature Extraction for Odontological Biometrics. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Busch, Christoph; Bours, Patrick; Yang, Bian. (2010) Fusion in Fingerprint Authentication: Two Finger Scenarios. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Riedmüller, Reinhard; Seeger, Mark M.; Baier, Harald; Busch, Christoph; Wolthusen, Stephen. (2010) Constraints on autonomous use of standard GPU components for asynchronous observations and intrusion detection. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Yang, Bian; Gafurov, Davrondzhon; Busch, Christoph; Bours, Patrick. (2010) Encrypting Fingerprint Minutiae Templates by Random Quantization. Springer
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Bours, Patrick; Yang, Bian; Busch, Christoph. (2010) Impact of Finger Type in Fingerprint Authentication. Springer
  Academic chapter/article/Conference paper
• Hartung, Daniel; Busch, Christoph. (2010) Biometric Transaction Authentication Protocol. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Gafurov, Davrondzhon; Yang, Bian; Bours, Patrick; Busch, Christoph. (2010) Independent Performance Evaluation of Fingerprint Verification at the Minutiae and Pseudonymous Identifier Levels. IEEE International Conference on Systems, Man and Cybernetics (SMC)
  Academic article

2009

• Yang, Bian; Zhou, Chong-Qing; Busch, Christoph; Niu, Xia-Mu. (2009) Transparent and perceptually enhanced jpeg image encryption. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Derawi, Mohammad; Gafurov, Davrondzhon; Bours, Patrick. (2009) Geometric-Aligned Cancelable Fingerprint Templates. Springer
  Academic chapter/article/Conference paper
• Wang, Zhifang; Han, Qi; Niu, Xia-Mu; Busch, Christoph. (2009) Feature-Level Fusion of Iris and Face for Personal Identification. Springer
  Academic chapter/article/Conference paper
• Busch, Christoph; Wolthusen, Stephen. (2009) Non-Forensic Odontological Biometrics. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Niu, Xia-Mu. (2009) Perceptual image encryption via reversible histogram spreading. IEEE Press
  Academic chapter/article/Conference paper
• Busch, Christoph. (2009) Springer
  Academic chapter/article/Conference paper
• Breebaart, Jeroen; Yang, Bian; Buhan-Dulman, Ileana; Busch, Christoph. (2009) Biometric template protection: The need for open standards. Datenschutz und Datensicherheit - DuD
  Article in business/trade/industry journal
• Busch, Christoph; Lodrova, Dana; Tabassi, Elham; Krodel, Wolfgang. (2009) Semantic Conformance Testing for Finger Minutiae Data.
  Academic chapter/article/Conference paper
• Lodrova, Dana; Busch, Christoph; Tabassi, Elham; Krodel, Wolfgang; Drahansky, Martin. (2009) Semantic Conformance Testing Methodology for Finger Minutiae Data. Gesellschaft für Informatik
  Academic chapter/article/Conference paper
• Wang, Zhifang; Han, Qi; Li, Q.; Niu, Xia-Mu; Busch, Christoph. (2009) Complex common vector for multimodal biometric recognition. Electronics Letters
  Academic article
• Zhou, Xuebing; Wolthusen, Stephen; Busch, Christoph; Kuijper, Arjan. (2009) A Security Analysis of Biometric Template Protection Schemes. Springer
  Academic chapter/article/Conference paper
• Zhou, Xuebing; Wolthusen, Stephen; Busch, Christoph; Kuijper, Arjan. (2009) Feature Correlation Attack on Biometric Privacy Protection Schemes. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Wang, Zhifang; Han, Qi; Niu, Xia-Mu; Busch, Christoph. (2009) Template Protection for Multimodal Biometric System. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph. (2009) Parameterized geometric alignment for minutiae-based fingerprint template protection. IEEE conference proceedings
  Academic chapter/article/Conference paper
• Hartung, Daniel; Busch, Christoph. (2009) Why Vein Recognition Needs Privacy Protection. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Yang, Bian; Busch, Christoph; Bours, Patrick; Gafurov, Davrondzhon. (2009) Non-invertible Geometrical Transformation for Fingerprint Minutiae Template Protection.
  Academic chapter/article/Conference paper

2008

• Franssen, Thomas; Zhou, Xuebing; Busch, Christoph. (2008) Fuzzy Vault for 3D Face Recognition Systems. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Kevenaar, Tom; van der Veen, M.; Zhou, Xuebing; Busch, Christoph. (2008) Privacy for Biometric Identification Information. ?
  Article in business/trade/industry journal
• Delvaux, Nicolas; Chabanne, Herve; Bringer, Julien; Kindarji, Brune; Breebaart, Jeroen; Akkermans, Ton. (2008) Pseudo Identities based on Fingerprint Characteristics. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper
• Wang, Zhifang; Chen, Shenghong; Busch, Christoph; Niu, Xia-Mu. (2008) Performance Evaluation of Fingerprint Enhancement Algorithms. IEEE (Institute of Electrical and Electronics Engineers)
  Academic chapter/article/Conference paper