134 citations · 736 across the 77 of their papers we have counts for
14 papers · 1 filter
Keystroke Verification Challenge (KVC): Biometric and Fairness Benchmark Evaluation
Giuseppe Stragapede, Ruben Vera-Rodriguez, Ruben Tolosana +4
Analyzing keystroke dynamics (KD) for biometric verification has several advantages: it is among the most discriminative behavioral traits; keyboards are among the most common huma…
FRCSyn Challenge at WACV 2024:Face Recognition Challenge in the Era of Synthetic Data
Pietro Melzi, Ruben Tolosana, Ruben Vera-Rodriguez +44
Despite the widespread adoption of face recognition technology around the world, and its remarkable performance on current benchmarks, there are still several challenges that must…
SaFL: Sybil-aware Federated Learning with Application to Face Recognition
Mahdi Ghafourian, Julian Fierrez, Ruben Vera-Rodriguez +2
Federated Learning (FL) is a machine learning paradigm to conduct collaborative learning among clients on a joint model. The primary goal is to share clients' local training parame…
Optimizing Key-Selection for Face-based One-Time Biometrics via Morphing
Daile Osorio-Roig, Mahdi Ghafourian, Christian Rathgeb +3
Nowadays, facial recognition systems are still vulnerable to adversarial attacks. These attacks vary from simple perturbations of the input image to modifying the parameters of the…
AI4Food-NutritionFW: A Novel Framework for the Automatic Synthesis and Analysis of Eating Behaviours
Sergio Romero-Tapiador, Ruben Tolosana, Aythami Morales +7
Nowadays millions of images are shared on social media and web platforms. In particular, many of them are food images taken from a smartphone over time, providing information relat…
mEBAL2 Database and Benchmark: Image-based Multispectral Eyeblink Detection
Roberto Daza, Aythami Morales, Julian Fierrez +2
This work introduces a new multispectral database and novel approaches for eyeblink detection in RGB and Near-Infrared (NIR) individual images. Our contributed dataset (mEBAL2, mul…
CareFall: Automatic Fall Detection through Wearable Devices and AI Methods
Juan Carlos Ruiz-Garcia, Ruben Tolosana, Ruben Vera-Rodriguez +1
The aging population has led to a growing number of falls in our society, affecting global public health worldwide. This paper presents CareFall, an automatic Fall Detection System…
Exploring Transformers for On-Line Handwritten Signature Verification
Pietro Melzi, Ruben Tolosana, Ruben Vera-Rodriguez +4
The application of mobile biometrics as a user-friendly authentication method has increased in the last years. Recent studies have proposed novel behavioral biometric recognition s…
GANDiffFace: Controllable Generation of Synthetic Datasets for Face Recognition with Realistic Variations
Pietro Melzi, Christian Rathgeb, Ruben Tolosana +4
Face recognition systems have significantly advanced in recent years, driven by the availability of large-scale datasets. However, several issues have recently came up, including p…
Benchmarking of Cancelable Biometrics for Deep Templates
Hatef Otroshi Shahreza, Pietro Melzi, Dailé Osorio-Roig +5
In this paper, we benchmark several cancelable biometrics (CB) schemes on different biometric characteristics. We consider BioHashing, Multi-Layer Perceptron (MLP) Hashing, Bloom F…
OTB-morph: One-Time Biometrics via Morphing
Mahdi Ghafourian, Julian Fierrez, Ruben Vera-Rodriguez +2
Cancelable biometrics are a group of techniques to transform the input biometric to an irreversible feature intentionally using a transformation function and usually a key in order…
Introduction to Presentation Attacks in Signature Biometrics and Recent Advances
Carlos Gonzalez-Garcia, Ruben Tolosana, Ruben Vera-Rodriguez +2
Applications based on biometric authentication have received a lot of interest in the last years due to the breathtaking results obtained using personal traits such as face or fing…
Toward Face Biometric De-identification using Adversarial Examples
Mahdi Ghafourian, Julian Fierrez, Luis Felipe Gomez +4
The remarkable success of face recognition (FR) has endangered the privacy of internet users particularly in social media. Recently, researchers turned to use adversarial examples…
Blockchain and Biometrics: Survey, GDPR Analysis, and Future Directions
Mahdi Ghafourian, Bilgesu Sumer, Ruben Vera-Rodriguez +4
Biometric recognition as an efficient and hard-to-forge way of identification and verification has become an indispensable part of the current digital world. The fast evolution of…