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Recently, heatmap regression methods based on 1D landmark representations have shown prominent performance on locating facial landmarks. However, previous methods ignored to make deep explorations on the good potentials of 1D landmark…

计算机视觉与模式识别 · 计算机科学 2024-02-02 Shi Yin , Shijie Huan , Shangfei Wang , Jinshui Hu , Tao Guo , Bing Yin , Baocai Yin , Cong Liu

Thermal face image analysis is favorable for certain circumstances. For example, illumination-sensitive applications, like nighttime surveillance; and privacy-preserving demanded access control. However, the inadequate study on thermal face…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Jin Keong , Xingbo Dong , Zhe Jin , Khawla Mallat , Jean-Luc Dugelay

Despite the great success achieved by deep learning methods in face recognition, severe performance drops are observed for large pose variations in unconstrained environments (e.g., in cases of surveillance and photo-tagging). To address…

计算机视觉与模式识别 · 计算机科学 2021-07-27 Qiang Meng , Xiaqing Xu , Xiaobo Wang , Yang Qian , Yunxiao Qin , Zezheng Wang , Chenxu Zhao , Feng Zhou , Zhen Lei

The domain of computer vision has experienced significant advancements in facial-landmark detection, becoming increasingly essential across various applications such as augmented reality, facial recognition, and emotion analysis. Unlike…

计算机视觉与模式识别 · 计算机科学 2024-04-10 Zong-Wei Hong , Yu-Chen Lin

Heatmap regression with a deep network has become one of the mainstream approaches to localize facial landmarks. However, the loss function for heatmap regression is rarely studied. In this paper, we analyze the ideal loss function…

计算机视觉与模式识别 · 计算机科学 2020-05-20 Xinyao Wang , Liefeng Bo , Li Fuxin

The de facto algorithm for facial landmark estimation involves running a face detector with a subsequent deformable model fitting on the bounding box. This encompasses two basic problems: i) the detection and deformable fitting steps are…

计算机视觉与模式识别 · 计算机科学 2017-08-22 Jiankang Deng , George Trigeorgis , Yuxiang Zhou , Stefanos Zafeiriou

In this paper, we study the problem of facial expression recognition using a novel space-time geometric representation. We describe the temporal evolution of facial landmarks as parametrized trajectories on the Riemannian manifold of…

计算机视觉与模式识别 · 计算机科学 2017-07-21 Anis Kacem , Mohamed Daoudi , Boulbaba Ben Amor , Juan Carlos Alvarez-Paiva

This paper describes our submission to the 1st 3D Face Alignment in the Wild (3DFAW) Challenge. Our method builds upon the idea of convolutional part heatmap regression [1], extending it for 3D face alignment. Our method decomposes the…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Adrian Bulat , Georgios Tzimiropoulos

In this paper, we propose a novel approach for conducting face morphing attacks, which utilizes optimal-landmark-guided image blending. Current face morphing attacks can be categorized into landmark-based and generation-based approaches.…

计算机视觉与模式识别 · 计算机科学 2024-01-31 Qiaoyun He , Zongyong Deng , Zuyuan He , Qijun Zhao

Facial landmark detection is an essential technology for driver status tracking and has been in demand for real-time estimations. As a landmark coordinate prediction, heatmap-based methods are known to achieve a high accuracy, and…

计算机视觉与模式识别 · 计算机科学 2023-08-24 Sota Kato , Kazuhiro Hotta , Yuhki Hatakeyama , Yoshinori Konishi

Accurate facial landmark detection is critical for facial analysis tasks, yet prevailing heatmap and coordinate regression methods grapple with prohibitive computational costs and quantization errors. Through comprehensive theoretical…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Xu Bao , Zhi-Qi Cheng , Jun-Yan He , Chenyang Li , Wangmeng Xiang , Jingdong Sun , Hanbing Liu , Wei Liu , Bin Luo , Yifeng Geng , Xuansong Xie

This paper addresses 2 challenging tasks: improving the quality of low resolution facial images and accurately locating the facial landmarks on such poor resolution images. To this end, we make the following 5 contributions: (a) we propose…

计算机视觉与模式识别 · 计算机科学 2018-03-28 Adrian Bulat , Georgios Tzimiropoulos

Heatmap-based anatomical landmark detection is still facing two unresolved challenges: 1) inability to accurately evaluate the distribution of heatmap; 2) inability to effectively exploit global spatial structure information. To address the…

计算机视觉与模式识别 · 计算机科学 2023-05-22 Qikui Zhu , Yihui Bi , Danxin Wang , Xiangpeng Chu , Jie Chen , Yanqing Wang

The locations of the fiducial facial landmark points around facial components and facial contour capture the rigid and non-rigid facial deformations due to head movements and facial expressions. They are hence important for various facial…

计算机视觉与模式识别 · 计算机科学 2018-05-16 Yue Wu , Qiang Ji

In human-computer interaction, head pose estimation profoundly influences application functionality. Although utilizing facial landmarks is valuable for this purpose, existing landmark-based methods prioritize precision over simplicity and…

计算机视觉与模式识别 · 计算机科学 2025-04-23 Menan Velayuthan , Asiri Gawesha , Purushoth Velayuthan , Nuwan Kodagoda , Dharshana Kasthurirathna , Pradeepa Samarasinghe

Visual localization is the task of estimating a camera pose in a known environment. In this paper, we utilize 3D Gaussian Splatting (3DGS)-based representations for accurate and privacy-preserving visual localization. We propose Gaussian…

计算机视觉与模式识别 · 计算机科学 2025-08-27 Maxime Pietrantoni , Gabriela Csurka , Torsten Sattler

The goal of point set registration is to find point-by-point correspondences between point sets, each of which characterizes the shape of an object. Because local preservation of object geometry is assumed, prevalent algorithms in the area…

人工智能 · 计算机科学 2018-07-27 Osamu Hirose

Rendering photorealistic head avatars from arbitrary viewpoints is crucial for various applications like virtual reality. Although previous methods based on Neural Radiance Fields (NeRF) can achieve impressive results, they lack fidelity…

计算机视觉与模式识别 · 计算机科学 2024-12-19 Xiaobao Wei , Peng Chen , Ming Lu , Hui Chen , Feng Tian

Recent approaches representing 3D objects and scenes using Gaussian splats show increased rendering speed across a variety of platforms and devices. While rendering such representations is indeed extremely efficient, storing and…

图形学 · 计算机科学 2024-07-01 Junli Cao , Vidit Goel , Chaoyang Wang , Anil Kag , Ju Hu , Sergei Korolev , Chenfanfu Jiang , Sergey Tulyakov , Jian Ren

In this work we investigate a novel approach to handle the challenges of face recognition, which includes rotation, scale, occlusion, illumination etc. Here, we have used thermal face images as those are capable to minimize the affect of…

计算机视觉与模式识别 · 计算机科学 2010-07-06 Mrinal Kanti Bhowmik , Debotosh Bhattacharjee , Mita Nasipuri , Dipak Kumar Basu , Mahantapas Kundu