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Estimation of human shape and pose from a single image is a challenging task. It is an even more difficult problem to map the identified human shape onto a 3D human model. Existing methods map manually labelled human pixels in real 2D…

Computer Vision and Pattern Recognition · Computer Science 2022-03-25 Mithun Lal , Anthony Paproki , Nariman Habili , Lars Petersson , Olivier Salvado , Clinton Fookes

Face anti-spoofing aims at identifying the real face, as well as the fake one, and gains a high attention in security-sensitive applications, liveness detection, fingerprinting, and so on. In this paper, we address the anti-spoofing problem…

Computer Vision and Pattern Recognition · Computer Science 2019-12-20 Ali Ghofrani , Rahil Mahdian Toroghi , Seyed Mojtaba Tabatabaie

Recent studies in deepfake detection have yielded promising results when the training and testing face forgeries are from the same dataset. However, the problem remains challenging when one tries to generalize the detector to forgeries…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Liang Chen , Yong Zhang , Yibing Song , Lingqiao Liu , Jue Wang

Previous face inverse rendering methods often require synthetic data with ground truth and/or professional equipment like a lighting stage. However, a model trained on synthetic data or using pre-defined lighting priors is typically unable…

Computer Vision and Pattern Recognition · Computer Science 2023-01-31 Meng Wang , Xiaojie Guo , Wenjing Dai , Jiawan Zhang

We propose a novel approach to synthesizing images that are effective for training object detectors. Starting from a small set of real images, our algorithm estimates the rendering parameters required to synthesize similar images given a…

Computer Vision and Pattern Recognition · Computer Science 2015-06-30 Artem Rozantsev , Vincent Lepetit , Pascal Fua

Ensuring the reliability of face recognition systems against presentation attacks necessitates the deployment of face anti-spoofing techniques. Despite considerable advancements in this domain, the ability of even the most state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2024-04-26 Jiawei Chen , Xiao Yang , Heng Yin , Mingzhi Ma , Bihui Chen , Jianteng Peng , Yandong Guo , Zhaoxia Yin , Hang Su

"Frontalization" is the process of synthesizing frontal facing views of faces appearing in single unconstrained photos. Recent reports have suggested that this process may substantially boost the performance of face recognition systems.…

Computer Vision and Pattern Recognition · Computer Science 2014-12-01 Tal Hassner , Shai Harel , Eran Paz , Roee Enbar

We introduce a highly robust GAN-based framework for digitizing a normalized 3D avatar of a person from a single unconstrained photo. While the input image can be of a smiling person or taken in extreme lighting conditions, our method can…

Computer Vision and Pattern Recognition · Computer Science 2021-06-23 Huiwen Luo , Koki Nagano , Han-Wei Kung , Mclean Goldwhite , Qingguo Xu , Zejian Wang , Lingyu Wei , Liwen Hu , Hao Li

Active illumination is a prominent complement to enhance 2D face recognition and make it more robust, e.g., to spoofing attacks and low-light conditions. In the present work we show that it is possible to adopt active illumination to…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 J. Matias Di Martino , Fernando Suzacq , Mauricio Delbracio , Qiang Qiu , Guillermo Sapiro

Face verification is a fast-growing authentication tool for everyday systems, such as smartphones. While current 2D face recognition methods are very accurate, it has been suggested recently that one may wish to add a 3D sensor to such…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Dana Weitzner , David Mendlovic , Raja Giryes

In recent years, face biometric security systems are rapidly increasing, therefore, the presentation attack detection (PAD) has received significant attention from research communities and has become a major field of research. Researchers…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Seyedkooshan Hashemifard , Mohammad Akbari

Deep fake technology became a hot field of research in the last few years. Researchers investigate sophisticated Generative Adversarial Networks (GAN), autoencoders, and other approaches to establish precise and robust algorithms for face…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Daniil Chesakov , Anastasia Maltseva , Alexander Groshev , Andrey Kuznetsov , Denis Dimitrov

A morphed face image is a synthetically created image that looks so similar to the faces of two subjects that both can use it for verification against a biometric verification system. It can be easily created by aligning and blending face…

Computer Vision and Pattern Recognition · Computer Science 2020-04-27 Clemens Seibold , Anna Hilsmann , Peter Eisert

One-shot face re-enactment is a challenging task due to the identity mismatch between source and driving faces. Specifically, the suboptimally disentangled identity information of driving subjects would inevitably interfere with the…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Yunfan Liu , Qi Li , Zhenan Sun , Tieniu Tan

In this paper, we propose a novel learning approach for feed-forward one-shot 4D head avatar synthesis. Different from existing methods that often learn from reconstructing monocular videos guided by 3DMM, we employ pseudo multi-view videos…

Computer Vision and Pattern Recognition · Computer Science 2024-07-12 Yu Deng , Duomin Wang , Baoyuan Wang

Deepfake represents a category of face-swapping attacks that leverage machine learning models such as autoencoders or generative adversarial networks. Although the concept of the face-swapping is not new, its recent technical advances make…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Chaofei Yang , Lei Ding , Yiran Chen , Hai Li

In this paper, we explore how synthetically generated 3D face models can be used to construct a high accuracy ground truth for depth. This allows us to train the Convolutional Neural Networks (CNN) to solve facial depth estimation problems.…

Image and Video Processing · Electrical Eng. & Systems 2020-03-27 Faisal Khan , Shubhajit Basak , Hossein Javidnia , Michael Schukat , Peter Corcoran

Cross-domain synthesizing realistic faces to learn deep models has attracted increasing attention for facial expression analysis as it helps to improve the performance of expression recognition accuracy despite having small number of real…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Behzad Bozorgtabar , Mohammad Saeed Rad , Hazim Kemal Ekenel , Jean-Philippe Thiran

A practical face recognition system demands not only high recognition performance, but also the capability of detecting spoofing attacks. While emerging approaches of face anti-spoofing have been proposed in recent years, most of them do…

Computer Vision and Pattern Recognition · Computer Science 2019-12-30 Xiaoguang Tu , Hengsheng Zhang , Mei Xie , Yao Luo , Yuefei Zhang , Zheng Ma

Methods for generating synthetic data have become of increasing importance to build large datasets required for Convolution Neural Networks (CNN) based deep learning techniques for a wide range of computer vision applications. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-02 Muhammad Ali Farooq , Peter Corcoran
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