Research Interests
Education & Experience
PhD Student & Researcher
Paris-Lodron-University Salzburg
Switched to Multimedia Signal Processing and Security Lab (wavelab)
Paris-Lodron-University Salzburg
Research Group: Multimedia Signal Processing and Security Lab
Joined HCI group as a Junior Research Assistant
Paris-Lodron-University Salzburg
Research Group: Center for Human Computer Interaction
MSc in Engineering
Salzburg University of Applied Sciences & Paris-Lodron-University Salzburg
Joint Degree Program: Applied Image and Signal Processing
BSc in Engineering
Salzburg University of Applied Sciences
Degree Program: Information Technology and Systems Management
Publications
Journals
Annotating Images: A Prerequisite for Interdisciplinary Research in Medieval Studies
I. Nicka, M. Landkammer, A. Uhl, M. Linortner, J. Schuiki
Das Mittelalter. Perspektiven mediävistischer Forschung, 2025
author = {Isabella Nicka and Miriam Landkammer and Andreas Uhl and Michael Linortner and Johannes Schuiki},
title = {Annotating Images: A Prerequisite for Interdisciplinary Research in Medieval Studies},
journal = {Das Mittelalter. Perspektiven mediävistischer Forschung},
year = {2025},
month = {Jun},
doi = {10.17885/heiup.mial.2025.1.25123},
number = {1},
volume = {30},
pages = {90-112},
}
Attack Detection for Finger and Palm Vein Biometrics by Fusion of Multiple Recognition Algorithms
J. Schuiki, M. Linortner, G. Wimmer, A. Uhl
IEEE Transactions on Biometrics, Behavior, and Identity Science, 2022
author = {Johannes Schuiki and Michael Linortner and Georg Wimmer and Andreas Uhl},
title = {Attack Detection for Finger and Palm Vein Biometrics by Fusion of Multiple Recognition Algorithms},
journal = {IEEE Transactions on Biometrics, Behavior, and Identity Science},
year = {2022},
url = {https://ieeexplore.ieee.org/document/9914644},
number = {4},
volume = {4},
pages = {544-555},
doi = {10.1109/TBIOM.2022.3212836},
}
Book Chapters
Extensive Threat Analysis of Vein Attack Databases and Attack Detection by Fusion of Comparison Scores
J. Schuiki, M. Linortner, G. Wimmer, A. Uhl
Handbook of Biometric Anti-Spoofing: Presentation Attack Detection and Vulnerability Assessment, 2023
author = {Johannes Schuiki and Michael Linortner and Georg Wimmer and Andreas Uhl},
title = {Extensive Threat Analysis of Vein Attack Databases and Attack Detection by Fusion of Comparison Scores},
booktitle = {Handbook of Biometric Anti-Spoofing: Presentation Attack Detection and Vulnerability Assessment},
editor = {Sebastien Marcel and Julian Fierrez and Nicholas Evans},
year = {2023},
isbn = {978-981-19-5288-3},
doi = {10.1007/978-981-19-5288-3_17},
publisher = {Springer Nature Singapore},
url = {https://doi.org/10.1007/978-981-19-5288-3_17},
pages = {467-487},
}
Conference & Workshop Papers
Quantifying the Impact of Segmentation Inaccuracies on Cell Phenotyping in Imaging Mass Cytometry
J. Schuiki, M. Steiner, H. Hofbauer, S. Drothler, G. Pessina, R. Greil, N. Zaborsky, A. Uhl
Pattern Recognition. ICPR 2026 International Workshops and Challenges, 2026
author = {Johannes Schuiki and Markus Steiner and Heinz Hofbauer and Stephan Drothler and Giulia Pessina and Richard Greil and Nadja Zaborsky and Andreas Uhl},
title = {Quantifying the Impact of Segmentation Inaccuracies on Cell Phenotyping in Imaging Mass Cytometry},
booktitle = {Pattern Recognition. ICPR 2026 International Workshops and Challenges},
year = {2026},
publisher = {Springer Nature Switzerland},
note = {accepted},
date = {August 17 - August 22},
pages = {xx-xx},
address = {Lyon, France},
}
Improving Smartphone-Based Dental Ceramic Manufacturer Classification Across Different Devices
J. Schuiki, C. Kauba, H. Hofbauer, A. Uhl
Pattern Recognition. ICPR 2026 International Workshops and Challenges, 2026
author = {Johannes Schuiki and Christof Kauba and Heinz Hofbauer and Andreas Uhl},
title = {Improving Smartphone-Based Dental Ceramic Manufacturer Classification Across Different Devices},
booktitle = {Pattern Recognition. ICPR 2026 International Workshops and Challenges},
year = {2026},
publisher = {Springer Nature Switzerland},
note = {accepted},
date = {August 17 - August 22},
pages = {xx-xx},
address = {Lyon, France},
}
Towards Computational Sub-Diffraction Single Vesicle Detection in Fluorescence Microscopy
J. Schuiki, H. Zhang, X. Ding, A. Dlugosch, M. Schürz, N. Meisner-Kober, A. Uhl
2026 IEEE 39th International Symposium on Computer-Based Medical Systems (CBMS), 2026
author = {Johannes Schuiki and Hanwen Zhang and Xin Ding and Anna Dlugosch and Melanie Schürz and Nicole Meisner-Kober and Andreas Uhl},
title = {Towards Computational Sub-Diffraction Single Vesicle Detection in Fluorescence Microscopy},
booktitle = {2026 IEEE 39th International Symposium on Computer-Based Medical Systems (CBMS)},
year = {2026},
note = {accepted},
date = {June 02 - June 05},
address = {Limassol, Cyprus},
pages = {xx-xx},
}
Comparing Image Labeling Based on Art Historical Criteria to Automatic Clustering
J. Schuiki, M. Landkammer, I. Nicka, A. Uhl
2025 14th International Symposium on Image and Signal Processing and Analysis (ISPA), 2025
author = {Johannes Schuiki and Miriam Landkammer and Isabella Nicka and Andreas Uhl},
title = {Comparing Image Labeling Based on Art Historical Criteria to Automatic Clustering},
booktitle = {2025 14th International Symposium on Image and Signal Processing and Analysis (ISPA)},
year = {2025},
isbn = {979-8-3315-7755-1},
doi = {10.1109/ISPA66905.2025.11259462},
date = {October 29 - October 31},
issn = {1849-2266},
pages = {213-218},
address = {Coimbra, Portugal},
}
Quantifying Inter-annotator Agreement and Generalist Model Limitations in Imaging Mass Cytometry Single Cell Segmentation
J. Schuiki, M. Steiner, H. Hofbauer, S. Drothler, G. Pessina, R. Greil, N. Zaborsky, A. Uhl
Medical Image Understanding and Analysis (MIUA), 2025
author = {Johannes Schuiki and Markus Steiner and Heinz Hofbauer and Stephan Drothler and Giulia Pessina and Richard Greil and Nadja Zaborsky and Andreas Uhl},
title = {Quantifying Inter-annotator Agreement and Generalist Model Limitations in Imaging Mass Cytometry Single Cell Segmentation},
booktitle = {Medical Image Understanding and Analysis},
editor = {Sharib Ali and David C. Hogg and Michelle Peckham},
series = {Lecture Notes in Computer Science},
year = {2025},
isbn = {978-3-031-98694-9},
doi = {https://doi.org/10.1007/978-3-031-98694-9_11},
publisher = {Springer Nature Switzerland},
keyword = {MED},
pages = {146-159},
volume = {15918},
date = {July 15 - July 17},
address = {Leeds, UK},
}
Intrinsic Correspondence of Classification Ground Truth and Image Content on the Example of Endoscopic Images
J. Schuiki, A. Uhl
Bildverarbeitung für die Medizin 2025, 2025
author = {Johannes Schuiki and Andreas Uhl},
title = {Intrinsic Correspondence of Classification Ground Truth and Image Content on the Example of Endoscopic Images},
booktitle = {Bildverarbeitung für die Medizin 2025},
year = {2025},
isbn = {978-3-658-47422-5},
doi = {https://doi.org/10.1007/978-3-658-47422-5_45},
publisher = {Springer Fachmedien Wiesbaden},
date = {March 9 - March 11},
pages = {209-214},
address = {Regensburg, Germany},
}
Quantifying Inter-annotator Agreement and Generalist Model Limitations in Imaging Mass Cytometry Single Cell Segmentation
J. Schuiki, C. Kauba, H. Hofbauer, A. Uhl
Proceedings of the 12th International Workshop on Biometrics and Forensics (IWBF'24), 2024
author = {Johannes Schuiki and Christof Kauba and Heinz Hofbauer and Andreas Uhl},
title = {On the Influence of Texture Strength and Camera Signal on Micro-Texture Surface Classification},
booktitle = {Proceedings of the 12th International Workshop on Biometrics and Forensics (IWBF'24)},
year = {2024},
doi = {10.1109/IWBF62628.2024.10593842},
date = {April 11 - April 12},
pages = {1-6},
address = {Enschede, Netherlands},
}
Limiting Factors in Smartphone-Based Cross-Sensor Microstructure Material Classification
J. Schuiki, C. Kauba, H. Hofbauer, A. Uhl
22th International Workshop on Digital-forensics and Watermarking (IWDW'23), 2023
author = {Johannes Schuiki and Christof Kauba and Heinz Hofbauer and Andreas Uhl},
title = {Limiting Factors in Smartphone-Based Cross-Sensor Microstructure Material Classification},
booktitle = {22th International Workshop on Digital-forensics and Watermarking (IWDW'23)},
series = {Springer LNCS},
year = {2023},
doi = {10.1007/978-981-97-2585-4_3},
volume = {14511},
date = {November 25 - November 26},
address = {Jinan, China},
pages = {33-47},
}
Towards Using Natural Images of Wood to Retrieve Painterly Depictions of the Wood of Christ's Cross
J. Schuiki, M. Landkammer, M. Linortner, I. Nicka, A. Uhl
Image Analysis and Processing. ICIAP 2023 Workshops (Fine Art Pattern Extraction and Recognition (FAPER'23)), 2023
author = {Johannes Schuiki and Miriam Landkammer and Michael Linortner and Isabella Nicka and Andreas Uhl},
title = {Towards Using Natural Images of Wood to Retrieve Painterly Depictions of the Wood of Christ's Cross},
booktitle = {Image Analysis and Processing. ICIAP 2023 Workshops (Fine Art Pattern Extraction and Recognition (FAPER'23))},
series = {Lecture Notes in Computer Science}, year = {2023},
publisher = {Springer International Publishing},
volume = {14366},
address = {Udine, Italy},
pages = {359-371},
date = {September 11 - September 15},
}
Cross-Sensor Micro-Texture Material Classification and Smartphone Acquisition do not go well together
J. Schuiki, C. Kauba, H. Hofbauer, A. Uhl
Proceedings of the 11th International Workshop on Biometrics and Forensics (IWBF'23), 2023
author = {Johannes Schuiki and Christof Kauba and Heinz Hofbauer and Andreas Uhl},
title = {Cross-Sensor Micro-Texture Material Classification and Smartphone Acquisition do not go well together},
booktitle = {Proceedings of the 11th International Workshop on Biometrics and Forensics (IWBF'23)},
year = {2023},
doi = {10.1109/IWBF57495.2023.10157739},
date = {April 20 - April 21},
pages = {1-6},
address = {Barcelona, Spain},
}
Vulnerability Assessment and Presentation Attack Detection Using a Set of Distinct Finger Vein Recognition Algorithms
J. Schuiki, G. Wimmer, A. Uhl
2021 IEEE International Joint Conference on Biometrics (IJCB), 2021
author = {Johannes Schuiki and Georg Wimmer and Andreas Uhl},
title = {Vulnerability Assessment and Presentation Attack Detection Using a Set of Distinct Finger Vein Recognition Algorithms},
booktitle = {2021 IEEE International Joint Conference on Biometrics (IJCB)},
year = {2021},
doi = {10.1109/IJCB52358.2021.9484351},
date = {August 04 - August 07},
pages = {1-7},
address = {Shenzhen, China},
}
Confronting a Variety of Finger Vein Recognition Algorithms With Wax Presentation Attack Artefacts
J. Schuiki, B. Prommegger, A. Uhl
Proceedings of the 9th IEEE International Workshop on Biometrics and Forensics (IWBF'21), 2021
author = {Johannes Schuiki and Bernhard Prommegger and Andreas Uhl},
title = {Confronting a Variety of Finger Vein Recognition Algorithms With Wax Presentation Attack Artefacts},
booktitle = {Proceedings of the 9th IEEE International Workshop on Biometrics and Forensics (IWBF'21)},
year = {2021},
date = {May 6 - May 7},
pages = {1-6},
address = {Rome, Italy},
}
Improved Liveness Detection in Dorsal Hand Vein Videos using Photoplethysmography
J. Schuiki, A. Uhl
Proceedings of the IEEE 19th International Conference of the Biometrics Special Interest Group (BIOSIG 2020), 2020
author = {Johannes Schuiki and Andreas Uhl},
title = {Improved Liveness Detection in Dorsal Hand Vein Videos using Photoplethysmography},
booktitle = {Proceedings of the IEEE 19th International Conference of the Biometrics Special Interest Group (BIOSIG 2020)},
year = {2020},
date = {September 16 - September 18},
pages = {57-65},
address = {Darmstadt, Germany},
}
Abstracts
Towards a distant viewing of depicted materials in medieval paintings
I. Nicka, M. Landkammer, A. Uhl, M. Linortner, J. Schuiki
Digital Humanities 2023. Collaboration as Opportunity (DH2023), 2023
author = {Isabella Nicka and Andreas Uhl and Miriam Landkammer and Michael Linortner and Johannes Schuiki},
title = {Abstract: Towards a distant viewing of depicted materials in medieval paintings},
booktitle = {Digital Humanities 2023. Collaboration as Opportunity (DH2023)},
year = {2023},
doi = {10.5281/zenodo.8107639},
publisher = {Zenodo},
url = {https://doi.org/10.5281/zenodo.8107639},
date = {July 10 - July 14},
address = {Graz, Austria},
}
Theses
Presentation attack detection in finger and hand vein biometrics using video sequences (Master's Thesis)
J. Schuiki
Paris-Lodron-University Salzburg, 2022
author = {Johannes Schuiki},
title = {Presentation attack detection in finger and hand vein biometrics using video sequences},
year = {2021},
month = {October},
school = {Department of Computer Sciences, University of Salzburg, Austria},
}