no code implementations • 16 Sep 2024 • Simone Maurizio La Cava, Sara Concas, Ruben Tolosana, Roberto Casula, Giulia Orrù, Martin Drahansky, Julian Fierrez, Gian Luca Marcialis
3D face reconstruction (3DFR) algorithms are based on specific assumptions tailored to distinct application scenarios.
no code implementations • 6 Apr 2024 • Hatef Otroshi Shahreza, Christophe Ecabert, Anjith George, Alexander Unnervik, Sébastien Marcel, Nicolò Di Domenico, Guido Borghi, Davide Maltoni, Fadi Boutros, Julia Vogel, Naser Damer, Ángela Sánchez-Pérez, EnriqueMas-Candela, Jorge Calvo-Zaragoza, Bernardo Biesseck, Pedro Vidal, Roger Granada, David Menotti, Ivan DeAndres-Tame, Simone Maurizio La Cava, Sara Concas, Pietro Melzi, Ruben Tolosana, Ruben Vera-Rodriguez, Gianpaolo Perelli, Giulia Orrù, Gian Luca Marcialis, Julian Fierrez
The submitted models were trained on existing and also new synthetic datasets and used clever methods to improve training with synthetic data.
no code implementations • 27 Sep 2023 • Marco Micheletto, Roberto Casula, Giulia Orrù, Simone Carta, Sara Concas, Simone Maurizio La Cava, Julian Fierrez, Gian Luca Marcialis
The International Fingerprint Liveness Detection Competition (LivDet) is a biennial event that invites academic and industry participants to prove their advancements in Fingerprint Presentation Attack Detection (PAD).
no code implementations • 20 Sep 2023 • Simone Maurizio La Cava, Giulia Orrù, Martin Drahansky, Gian Luca Marcialis, Fabio Roli
Therefore, it provides an analysis of the achievements of 3D face reconstruction algorithms from surveillance videos and mugshot images and discusses the current obstacles that separate 3D face reconstruction from an active role in forensic applications.
no code implementations • 3 Feb 2023 • Simone Maurizio La Cava, Giulia Orrù, Tomáš Goldmann, Martin Drahansky, Gian Luca Marcialis
3D face reconstruction algorithms from images and videos are applied to many fields, from plastic surgery to the entertainment sector, thanks to their advantageous features.
no code implementations • 15 Feb 2022 • Marco Micheletto, Giulia Orrù, Roberto Casula, David Yambay, Gian Luca Marcialis, Stephanie C. Schuckers
Fingerprint authentication systems are highly vulnerable to artificial reproductions of fingerprint, called fingerprint presentation attacks.
no code implementations • 20 Oct 2021 • Marco Micheletto, Gian Luca Marcialis, Giulia Orrù, Fabio Roli
Accordingly, this paper explores the fusion of PAD into verification systems by proposing a novel investigation instrument: a performance simulator based on the probabilistic modeling of the relationships among the Receiver Operating Characteristics (ROC) of the two individual systems when PAD and verification stages are implemented sequentially.
no code implementations • 23 Aug 2021 • Roberto Casula, Marco Micheletto, Giulia Orrù, Rita Delussu, Sara Concas, Andrea Panzino, Gian Luca Marcialis
The International Fingerprint Liveness Detection Competition is an international biennial competition open to academia and industry with the aim to assess and report advances in Fingerprint Presentation Attack Detection.
no code implementations • 13 Oct 2020 • Giulia Orrù, Marco Micheletto, Fabio Terranova, Gian Luca Marcialis
The claim is that the class transitions can be detected by describing the variations of the micro-patterns' occurrences along the EEG signal.
no code implementations • 13 Oct 2020 • Giulia Orrù, Davide Ghiani, Maura Pintor, Gian Luca Marcialis, Fabio Roli
We present a novel descriptor for crowd behavior analysis and anomaly detection.
1 code implementation • 8 Oct 2020 • Giulia Orrù, Marco Micheletto, Julian Fierrez, Gian Luca Marcialis
In the last five years, deep learning methods, in particular CNN, have attracted considerable attention in the field of face-based recognition, achieving impressive results.
no code implementations • 7 Jul 2020 • Roberto Casula, Giulia Orrù, Daniele Angioni, Xiaoyi Feng, Gian Luca Marcialis, Fabio Roli
We investigated the threat level of realistic attacks using latent fingerprints against sensors equipped with state-of-art liveness detectors and fingerprint verification systems which integrate such liveness algorithms.
no code implementations • 28 Nov 2019 • Giulia Orrù, Gian Luca Marcialis, Fabio Roli
Consequently, computational complexity and storage space tend to be among the critical requirements of these algorithms.
no code implementations • 18 Jul 2019 • Giulia Orrù, Pierluigi Tuveri, Luca Ghiani, Gian Luca Marcialis
Fingerprint Liveness detection, or presentation attacks detection (PAD), that is, the ability of detecting if a fingerprint submitted to an electronic capture device is authentic or made up of some artificial materials, boosted the attention of the scientific community and recently machine learning approaches based on deep networks opened novel scenarios.
no code implementations • 2 May 2019 • Giulia Orrù, Roberto Casula, Pierluigi Tuveri, Carlotta Bazzoni, Giovanna Dessalvi, Marco Micheletto, Luca Ghiani, Gian Luca Marcialis
The International Fingerprint liveness Detection Competition (LivDet) is an open and well-acknowledged meeting point of academies and private companies that deal with the problem of distinguishing images coming from reproductions of fingerprints made of artificial materials and images relative to real fingerprints.
no code implementations • 14 Mar 2018 • Valerio Mura, Giulia Orrù, Roberto Casula, Alessandra Sibiriu, Giulia Loi, Pierluigi Tuveri, Luca Ghiani, Gian Luca Marcialis
Fingerprint Presentation Attack Detection (FPAD) deals with distinguishing images coming from artificial replicas of the fingerprint characteristic, made up of materials like silicone, gelatine or latex, and images coming from alive fingerprints.