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This paper proposes an approach to learn generic multi-modal mesh surface representations using a novel scheme for fusing texture and geometric data. Our approach defines an inverse mapping between different geometric descriptors computed…

计算机视觉与模式识别 · 计算机科学 2019-04-10 Bilal Taha , Munawar Hayat , Stefano Berretti , Naoufel Werghi

In this work we focus on learning facial representations that can be adapted to train effective face recognition models, particularly in the absence of labels. Firstly, compared with existing labelled face datasets, a vastly larger…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Zhonglin Sun , Chen Feng , Ioannis Patras , Georgios Tzimiropoulos

Learning a dense 3D model with fine-scale details from a single facial image is highly challenging and ill-posed. To address this problem, many approaches fit smooth geometries through facial prior while learning details as additional…

计算机视觉与模式识别 · 计算机科学 2022-03-21 Xingyu Ren , Alexandros Lattas , Baris Gecer , Jiankang Deng , Chao Ma , Xiaokang Yang , Stefanos Zafeiriou

Facial feature tracking is an active area in computer vision due to its relevance to many applications. It is a nontrivial task, since faces may have varying facial expressions, poses or occlusions. In this paper, we address this problem by…

计算机视觉与模式识别 · 计算机科学 2017-09-19 Yue Wu , Zuoguan Wang , Qiang Ji

Open-set face recognition describes a scenario where unknown subjects, unseen during the training stage, appear on test time. Not only it requires methods that accurately identify individuals of interest, but also demands approaches that…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Rafael Henrique Vareto , William Robson Schwartz

The detection and tracking of human landmarks in video streams has gained in reliability partly due to the availability of affordable RGB-D sensors. The analysis of such time-varying geometric data is playing an important role in the…

计算机视觉与模式识别 · 计算机科学 2019-08-12 Amor Ben Tanfous , Hassen Drira , Boulbaba Ben Amor

Predicting attributes from face images in the wild is a challenging computer vision problem. To automatically describe face attributes from face containing images, traditionally one needs to cascade three technical blocks --- face…

计算机视觉与模式识别 · 计算机科学 2016-06-22 Yang Zhong , Josephine Sullivan , Haibo Li

In this paper, we investigate the use of 3D surface geometry for face recognition and compare it to one based on color map information. The 3D surface and color map data are from the CAESAR anthropometric database. We find that the…

计算机视觉与模式识别 · 计算机科学 2011-05-16 Afzal Godil , Sandy Ressler , Patrick Grother

Recently, recognition of gender from facial images has gained a lot of importance. There exist a handful of research work that focus on feature extraction to obtain gender specific information from facial images. However, analyzing…

计算机视觉与模式识别 · 计算机科学 2017-12-06 Avirup Bhattacharyya , Rajkumar Saini , Partha Pratim Roy , Debi Prosad Dogra , Samarjit Kar

We present in this paper a biometric system of face detection and recognition in color images. The face detection technique is based on skin color information and fuzzy classification. A new algorithm is proposed in order to detect…

计算机视觉与模式识别 · 计算机科学 2009-07-30 Yousra Ben Jemaa , Sana Khanfir

In the field of face recognition, a model learns to distinguish millions of face images with fewer dimensional embedding features, and such vast information may not be properly encoded in the conventional model with a single branch. We…

计算机视觉与模式识别 · 计算机科学 2020-05-26 Yonghyun Kim , Wonpyo Park , Myung-Cheol Roh , Jongju Shin

Facial expression spotting is a significant but challenging task in facial expression analysis. The accuracy of expression spotting is affected not only by irrelevant facial movements but also by the difficulty of perceiving subtle motions…

计算机视觉与模式识别 · 计算机科学 2024-03-26 Yicheng Deng , Hideaki Hayashi , Hajime Nagahara

The field of animal affective computing is rapidly emerging, and analysis of facial expressions is a crucial aspect. One of the most significant challenges that researchers in the field currently face is the scarcity of high-quality,…

计算机视觉与模式识别 · 计算机科学 2024-03-06 George Martvel , Ilan Shimshoni , Anna Zamansky

We provide a novel search technique, which uses a hierarchical model and a mutual information gain heuristic to efficiently prune the search space when localizing faces in images. We show exponential gains in computation over traditional…

计算机视觉与模式识别 · 计算机科学 2016-11-15 Raphael Sznitman , Bruno Jedynak

This paper presents a face recognition method based on a sequence of images. Face shape is reconstructed from images using a combination of structure-from-motion and multi-view stereo methods. The reconstructed 3D face model is compared…

计算机视觉与模式识别 · 计算机科学 2018-10-01 Jacek Komorowski , Przemyslaw Rokita

The analysis of expression and facial Action Units (AUs) detection are very important tasks in fields of computer vision and Human Computer Interaction (HCI) due to the wide range of applications in human life. Many works has been done…

计算机视觉与模式识别 · 计算机科学 2015-11-09 Mohammadamin Abbasnejad , Mohammad Ali Masnadi-Shirazi

Cascaded regression has been recently applied to reconstructing 3D faces from single 2D images directly in shape space, and achieved state-of-the-art performance. This paper investigates thoroughly such cascaded regression based 3D face…

计算机视觉与模式识别 · 计算机科学 2017-04-19 Feng Liu , Dan Zeng , Jing Li , Qijun Zhao

This study investigates the efficacy of facial micro-expressions as a soft biometric for enhancing person recognition, aiming to broaden the understanding of the subject and its potential applications. We propose a deep learning approach…

计算机视觉与模式识别 · 计算机科学 2023-06-27 Tuval Kay , Yuval Ringel , Khen Cohen , Mor-Avi Azulay , David Mendlovic

Face Recognition has been studied for many decades. As opposed to traditional hand-crafted features such as LBP and HOG, much more sophisticated features can be learned automatically by deep learning methods in a data-driven way. In this…

计算机视觉与模式识别 · 计算机科学 2015-07-24 Jingtuo Liu , Yafeng Deng , Tao Bai , Zhengping Wei , Chang Huang

What is the best way to learn a universal face representation? Recent work on Deep Learning in the area of face analysis has focused on supervised learning for specific tasks of interest (e.g. face recognition, facial landmark localization…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Adrian Bulat , Shiyang Cheng , Jing Yang , Andrew Garbett , Enrique Sanchez , Georgios Tzimiropoulos