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Due to the world's demand for security systems, biometrics can be seen as an important topic of research in computer vision. One of the biometric forms that has been gaining attention is the recognition based on sclera. The initial and…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Diego R. Lucio , Rayson Laroca , Evair Severo , Alceu S. Britto , David Menotti

We present a simple but effective method for automatic latent fingerprint segmentation, called SegFinNet. SegFinNet takes a latent image as an input and outputs a binary mask highlighting the friction ridge pattern. Our algorithm combines…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Dinh-Luan Nguyen , Kai Cao , Anil K. Jain

Performance of fingerprint recognition algorithms substantially rely on fine features extracted from fingerprints. Apart from minutiae and ridge patterns, pore features have proven to be usable for fingerprint recognition. Although features…

Computer Vision and Pattern Recognition · Computer Science 2020-12-14 Syeda Nyma Ferdous , Ali Dabouei , Jeremy Dawson , Nasser M Nasrabadi

Human-centered data collection is typically costly and implicates issues of privacy. Various solutions have been proposed in the literature to reduce this cost, such as crowdsourced data collection, or the use of semi-supervised algorithms.…

Signal Processing · Electrical Eng. & Systems 2021-05-07 Mohammad Nabati , Hojjat Navidan , Reza Shahbazian , Seyed Ali Ghorashi , David Windridge

Several recent studies have demonstrated that deep-learning based image generation models, such as GANs, can be uniquely identified, and possibly even reverse-engineered, by the fingerprints they leave on their output images. We extend this…

Computer Vision and Pattern Recognition · Computer Science 2024-10-30 Jeremy Vonderfecht , Feng Liu

For decades, fingerprint recognition has been prevalent for security, forensics, and other biometric applications. However, the availability of good-quality fingerprints is challenging, making recognition difficult. Fingerprint images might…

Computer Vision and Pattern Recognition · Computer Science 2023-10-03 Ekta Gavas , Anoop Namboodiri

GAN-generated deepfakes as a genre of digital images are gaining ground as both catalysts of artistic expression and malicious forms of deception, therefore demanding systems to enforce and accredit their ethical use. Existing techniques…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Brandon B. G. Khoo , Chern Hong Lim , Raphael C. -W. Phan

Fine-grained classification remains a challenging task because distinguishing categories needs learning complex and local differences. Diversity in the pose, scale, and position of objects in an image makes the problem even more difficult.…

Computer Vision and Pattern Recognition · Computer Science 2021-09-03 Mahdi Darvish , Mahsa Pouramini , Hamid Bahador

Training deep networks with limited labeled data while achieving a strong generalization ability is key in the quest to reduce human annotation efforts. This is the goal of semi-supervised learning, which exploits more widely available…

Computer Vision and Pattern Recognition · Computer Science 2021-04-14 Daiqing Li , Junlin Yang , Karsten Kreis , Antonio Torralba , Sanja Fidler

Generative models are gaining significant attention as potential catalysts for a novel industrial revolution. Since automated sample generation can be useful to solve privacy and data scarcity issues that usually affect learned biometric…

Computer Vision and Pattern Recognition · Computer Science 2024-06-24 Saverio Cavasin , Daniele Mari , Simone Milani , Mauro Conti

Generative adversarial networks (GANs) have remarkably advanced in diverse domains, especially image generation and editing. However, the misuse of GANs for generating deceptive images, such as face replacement, raises significant security…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Lei Zhang , Hao Chen , Shu Hu , Bin Zhu , Ching Sheng Lin , Xi Wu , Jinrong Hu , Xin Wang

Annotating images with pixel-wise labels is a time-consuming and costly process. Recently, DatasetGAN showcased a promising alternative - to synthesize a large labeled dataset via a generative adversarial network (GAN) by exploiting a small…

Computer Vision and Pattern Recognition · Computer Science 2022-01-14 Daiqing Li , Huan Ling , Seung Wook Kim , Karsten Kreis , Adela Barriuso , Sanja Fidler , Antonio Torralba

Deepfakes represent one of the toughest challenges in the world of Cybersecurity and Digital Forensics, especially considering the high-quality results obtained with recent generative AI-based solutions. Almost all generative models leave…

Computer Vision and Pattern Recognition · Computer Science 2024-10-04 Orazio Pontorno , Luca Guarnera , Sebastiano Battiato

Despite an impressive performance from the latest GAN for generating hyper-realistic images, GAN discriminators have difficulty evaluating the quality of an individual generated sample. This is because the task of evaluating the quality of…

Image and Video Processing · Electrical Eng. & Systems 2019-12-03 Xiru Zhu , Fengdi Che , Tianzi Yang , Tzuyang Yu , David Meger , Gregory Dudek

Deep generative models require large amounts of training data. This often poses a problem as the collection of datasets can be expensive and difficult, in particular datasets that are representative of the appropriate underlying…

Computer Vision and Pattern Recognition · Computer Science 2023-12-22 Anubhav Jain , Nasir Memon , Julian Togelius

State-of-the-art (SOTA) Generative Models (GMs) can synthesize photo-realistic images that are hard for humans to distinguish from genuine photos. Identifying and understanding manipulated media are crucial to mitigate the social concerns…

Computer Vision and Pattern Recognition · Computer Science 2023-08-01 Vishal Asnani , Xi Yin , Tal Hassner , Xiaoming Liu

With the rapid advancement of vision generation models, the potential security risks stemming from synthetic visual content have garnered increasing attention, posing significant challenges for AI-generated image detection. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Xinghan Li , Yue Yu , Xue Song , Haijun Shan , Jingjing Chen

The utilization of synthetic data for fingerprint recognition has garnered increased attention due to its potential to alleviate privacy concerns surrounding sensitive biometric data. However, current methods for generating fingerprints…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Steven A. Grosz , Anil K. Jain

In the generator of typical Generative Adversarial Networks (GANs), a noise is inputted to generate fake samples via a series of convolutional operations. However, current noise generation models merely relies on the information from the…

Machine Learning · Computer Science 2020-05-15 Shaoning Zeng , Bob Zhang

Face parsing is a fundamental task in computer vision, enabling applications such as identity verification, facial editing, and controllable image synthesis. However, existing face parsing models often lack fairness and robustness, leading…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Sophia J. Abraham , Jonathan D. Hauenstein , Walter J. Scheirer