Browsing NTNU Open by Author "Busch, Christoph"
Now showing items 21-40 of 62
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Facilitating free travel in the Schengen area—A position paper by the European Association for Biometrics
Busch, Christoph; Deravi, Farzin; Frings, Dinusha; Kindt, Els; Lessmann, Ralph; Nouak, Alexander; Salomon, Jean; Achcar, Mateus; Alonso-Fernandez, Fernando; Bachenheimer, Daniel; Bethell, David; Bigun, Josef; Brawley, Matthew; Brockmann, Guido; Cabello, Enrique; Campisi, Patrizio; Cepilovs, Aleksandrs; Clee, Miles; Cohen, Mickey; Croll, Christian; Czyżewski, Andrzej; Dorizzi, Bernadette; Drahansky, Martin; Drozdowski, Pawel; Fankhauser, Catherine; Fierrez, Julian; Gomez-Barrero, Marta; Hasse, Georg; Guest, Richard; Komleva, Ekaterina; Marcel, Sebastien; Marcialis, Gian Luca; Mercier, Laurent; Mordini, Emilio; Mouille, Stefance; Navratilova, Pavlina; Ortega-Garcia, Javier; Petrovska, Dijana; Poh, Norman; Racz, Istvan; Ramachandra, Raghavendra; Rathgeb, Christian; Remillet, Christophe; Seidel, Uwe; Spreeuwers, Luuk; Strand, Brage; Toivonen, Sirra; Uhl, Andreas (Peer reviewed; Journal article, 2023)Due to migration, terror-threats and the viral pandemic, various EU member states have re-established internal border control or even closed their borders. European Association for Biometrics (EAB), a non-profit organisation, ... -
FiPrAD - A Guideline for Fingerprint Presentation Attack Database Creation
Madhun, Ahmed S. M. (Bachelor thesis, 2018)Abstract: Nowadays, biometric recognition systems are widely implemented in many personal devices like smartphones and laptops, as it provides higher security while identifying the real owners of these devices. Fingerprint ... -
A Generalizable Deepfake Detector based on Neural Conditional Distribution Modelling
Khodabakhsh, Ali; Busch, Christoph (Chapter, 2020)Photo- and video-realistic generation techniques have become a reality following the advent of deep neural networks. Consequently, there are immense concerns regarding the difficulty in differentiating what content is real ... -
HEBI: Homomorphically Encrypted Biometric Indexing
Bauspieß, Pia; Grimmer, Marcel; Fougner, Cecilie; Le Vasseur, Damien; Stöcklin, Thomas Thaulow; Rathgeb, Christian; Kolberg, Jascha; Costache, Anamaria; Busch, Christoph (Chapter, 2023)Biometric data stored in automated recognition systems are at risk of attacks. This is particularly true for large-scale biometric identification systems, where the reference database is often accessed remotely. A popular ... -
Honey Templates: a Protection Mechanism for Biometric Systems
Martiri, Edlira (Doctoral theses at NTNU;2022:20, Doctoral thesis, 2022) -
The Impact of Stress on Healthcare Staffs’ Cybersecurity Practices
Fauzi, Muhammad Ali (Doctoral theses at NTNU;2023:285, Doctoral thesis, 2023)Digitalization has revolutionized the healthcare industry, offering numerous advantages. However, it has also introduced the risk of data breaches through cyber-attacks. Healthcare information systems, containing valuable ... -
Improved ear verification after surgery - An approach based on collaborative representation of locally competitive features
Ramachandra, Raghavendra; Raja, Kiran; Venkatesh, Sushma Krupa; Busch, Christoph (Journal article; Peer reviewed, 2018)Ear characteristic is a promising biometric modality that has demonstrated good biometric performance. In this paper, we investigate a novel and challenging problem to verify a subject (or user) based on the ear characteristics ... -
Innovative methods for large-scale fingerprint identification systems - Facilitating searching in a large-scale database
Li, Guoqiang (Doctoral theses at NTNU;296, Doctoral thesis, 2016)Fingerprint recognition has gained wide acceptance and great popularity after the fingerprint recognition based applications have been adopted in diverse scenarios, such as forensics area (mainly by law enforcement agencies), ... -
Iris Recognition in Visible Wavelength: Impact and automated Detection of Glasses
Osorio-Roig, Daile; Drozdowski, Pawel; Rathgeb, Christian; Morales-González, Annette; Garea-Llano, Eduardo; Busch, Christoph (Chapter, 2018)The prevalence of visual impairment around the world is rapidly increasing, causing large numbers of people to wear glasses. Glasses are generally considered an important noise source in iris recognition; under objective ... -
Light fields for face analysis
Galdi, Chiara; Chiesa, Valeria; Busch, Christoph; Correia, Paulo Lobato; Dugelay, Jean-Luc; Guillemot, Christine (Peer reviewed; Journal article, 2019)The term “plenoptic” comes from the Latin words plenus (“full”) + optic. The plenoptic function is the 7-dimensional function representing the intensity of the light observed from every position and direction in 3-dimensional ... -
Low Visual Distortion and Robust Morphing Attacks Based on Partial Face Image Manipulation
Qin, Le; Peng, Fei; Venkatesh, Sushma; Ramachandra, Raghavendra; Long, Min; Busch, Christoph (Journal article; Peer reviewed, 2021) -
MIPGAN—Generating Strong and High Quality Morphing Attacks Using Identity Prior Driven GAN
Zhang, Haoyu; Venkatesh, Sushma; Ramachandra, Raghavendra; Raja, Kiran; Damer, Naser; Busch, Christoph (Journal article; Peer reviewed, 2021)Face morphing attacks target to circumvent Face Recognition Systems (FRS) by employing face images derived from multiple data subjects (e.g., accomplices and malicious actors). Morphed images can be verified against ... -
Modelling and Preserving Privacy in Online Social Networks
Hassanpour, Ahmad (Doctoral theses at NTNU;2024:348, Doctoral thesis, 2024)In the digital age, online social networks (OSNs) have become essential platforms for communication, information sharing, and social interaction. However, this widespread use has introduced significant privacy concerns. ... -
Morphing Attack Detection-Database, Evaluation Platform, and Benchmarking
Raja, Kiran; Ferrara, Matteo; Franco, Annalisa; Spreeuwers, Luuk; Batskos, Ilias; Wit, Florens de; Gomez-Barrero, Marta; Scherhag, Ulrich; Fischer, Daniel; Venkatesh, Sushma; Singh, Jag Mohan; Li, Guoqiang; Bergeron, Loïc; Isadskiy, Sergey; Ramachandra, Raghavendra; Rathgeb, Christian; Frings, Dinusha; Seidel, Uwe; Knopjes, Fons; Veldhuis, Raymond N.J.; Maltoni, Davide; Busch, Christoph (Peer reviewed; Journal article, 2021)Morphing attacks have posed a severe threat to Face Recognition System (FRS). Despite the number of advancements reported in recent works, we note serious open issues such as independent benchmarking, generalizability ... -
MT-PRO: Multibiometric Template Protection Based On Homomorphic Transciphering
Bauspieß, Pia; Zok, Chiara-Marie; Costache, Anamaria; Rathgeb, Christian; Kolberg, Jascha; Busch, Christoph (Peer reviewed; Journal article, 2023)Reliable authentication of individuals is the foundation of trusted digital interaction. Biometrics lend themselves ideally to this goal. However, biometric data must be protected under computation according to European ... -
Multi-biometric Identification with Cascading Database Filtering
Drozdowski, Pawel; Mokroß, Benedikt-Alexander; Rathgeb, Christian; Busch, Christoph (Journal article, 2020)The growing scale and number of biometric deployments around the world necessitates research into technologies which facilitate fast identification queries and high discriminative power. In this context, this article ... -
Multilingual Audio-Visual Smartphone Dataset and Evaluation
Mandalapu, Hareesh; Reddy, P. N. Aravinda; Ramachandra, Raghavendra; Rao, Krothapalli Sreenivasa; Mitra, Pabitra; Prasanna, S. R. Mahadeva; Busch, Christoph (Peer reviewed; Journal article, 2021)Smartphones have been employed with biometric-based verification systems to provide security in highly sensitive applications. Audio-visual biometrics are getting popular due to their usability, and also it will be challenging ... -
Multilingual Voice Impersonation Dataset and Evaluation
Mandalapu, Hareesh; Busch, Christoph; Ramachandra, Raghavendra (Chapter, 2021)Well-known vulnerabilities of voice-based biometrics are impersonation, replay attacks, artificial signals/speech synthesis, and voice conversion. Among these, voice impersonation is the obvious and simplest way of attack ... -
On the Applicability of Synthetic Data for Face Recognition
Zhang, Haoyu; Grimmer, Marcel; Ramachandra, Raghavendra; Bylappa Raja, Kiran; Busch, Christoph (Chapter, 2021)Face verification has come into increasing focus in various applications including the European Entry/Exit System, which integrates face recognition mechanisms. At the same time, the rapid advancement of biometric ... -
On the Application of Homomorphic Encryption to Face Identification
Drozdowski, Pawel; Buchmann, Nicolas; Rathgeb, Christian; Margraf, Marian; Busch, Christoph (Chapter, 2019)The data security and privacy of enrolled subjects is a critical requirement expected from biometric systems. This paper addresses said topic in facial biometric identification. In order to fulfil the properties of ...