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3D landmark detection plays a pivotal role in various applications such as 3D registration, pose estimation, and virtual try-on. While considerable success has been achieved in 2D human landmark detection or pose estimation, there is a…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Fan Zhang , Shuyi Mao , Qing Li , Xiaojiang Peng

Face alignment, which fits a face model to an image and extracts the semantic meanings of facial pixels, has been an important topic in CV community. However, most algorithms are designed for faces in small to medium poses (below 45…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Xiangyu Zhu , Zhen Lei , Xiaoming Liu , Hailin Shi , Stan Z. Li

Face parsing assigns pixel-wise semantic labels as the face representation for computers, which is the fundamental part of many advanced face technologies. Compared with 2D face parsing, 3D face parsing shows more potential to achieve…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Wenyuan Sun , Ping Zhou , Yangang Wang , Zongpu Yu , Jing Jin , Guangquan Zhou

Cascaded Regression (CR) based methods have been proposed to solve facial landmarks detection problem, which learn a series of descent directions by multiple cascaded regressors separately trained in coarse and fine stages. They outperform…

计算机视觉与模式识别 · 计算机科学 2018-03-20 Tao Hu , Honggang Qi , Jizheng Xu , Qingming Huang

Facial motion retargeting is an important problem in both computer graphics and vision, which involves capturing the performance of a human face and transferring it to another 3D character. Learning 3D morphable model (3DMM) parameters from…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Bindita Chaudhuri , Noranart Vesdapunt , Baoyuan Wang

Facial landmark localization is a very crucial step in numerous face related applications, such as face recognition, facial pose estimation, face image synthesis, etc. However, previous competitions on facial landmark localization (i.e.,…

Recent face reenactment works are limited by the coarse reference landmarks, leading to unsatisfactory identity preserving performance due to the distribution gap between the manipulated landmarks and those sampled from a real person. To…

计算机视觉与模式识别 · 计算机科学 2021-10-13 Haichao Zhang , Youcheng Ben , Weixi Zhang , Tao Chen , Gang Yu , Bin Fu

Smile veracity classification is a task of interpreting social interactions. Broadly, it distinguishes between spontaneous and posed smiles. Previous approaches used hand-engineered features from facial landmarks or considered raw smile…

计算机视觉与模式识别 · 计算机科学 2022-10-11 Md. Tahrim Faroque , Yan Yang , Md Zakir Hossain , Sheikh Motahar Naim , Nabeel Mohammed , Shafin Rahman

Achieving robust multi-person 2D body landmark localization and pose estimation is essential for human behavior and interaction understanding as encountered for instance in HRI settings. Accurate methods have been proposed recently, but…

计算机视觉与模式识别 · 计算机科学 2019-12-03 Angel Martínez-González , Michael Villamizar , Olivier Canévet , Jean-Marc Odobez

This paper proposes a method to ease the unsupervised learning of object landmark detectors. Similarly to previous methods, our approach is fully unsupervised in a sense that it does not require or make any use of annotated landmarks for…

计算机视觉与模式识别 · 计算机科学 2019-10-22 Enrique Sanchez , Georgios Tzimiropoulos

3D scene reconstruction from 2D images has been a long-standing task. Instead of estimating per-frame depth maps and fusing them in 3D, recent research leverages the neural implicit surface as a unified representation for 3D reconstruction.…

计算机视觉与模式识别 · 计算机科学 2023-09-19 Xinyi Yu , Liqin Lu , Jintao Rong , Guangkai Xu , Linlin Ou

Image enhancement helps to generate balanced lighting distributions over faces. Our goal is to get an illuminance-balanced enhanced face image from a single view. Traditionally, image enhancement methods ignore the 3D geometry of the face…

图像与视频处理 · 电气工程与系统科学 2022-07-05 Qiulin Chen , Jan P. Allebach

Plenty of face detection and recognition methods have been proposed and got delightful results in decades. Common face recognition pipeline consists of: 1) face detection, 2) face alignment, 3) feature extraction, 4) similarity calculation,…

计算机视觉与模式识别 · 计算机科学 2017-04-03 Liying Chi , Hongxin Zhang , Mingxiu Chen

Some tasks, such as surface normals or single-view depth estimation, require per-pixel ground truth that is difficult to obtain on real images but easy to obtain on synthetic. However, models learned on synthetic images often do not…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Zhizhong Li , Linjie Luo , Sergey Tulyakov , Qieyun Dai , Derek Hoiem

State-of-the-art methods for 3D reconstruction of faces from a single image require 2D-3D pairs of ground-truth data for supervision. Such data is costly to acquire, and most datasets available in the literature are restricted to pairs for…

计算机视觉与模式识别 · 计算机科学 2018-12-19 Yifan Xing , Rahul Tewari , Paulo R. S. Mendonca

Heatmap regression has been used for landmark localization for quite a while now. Most of the methods use a very deep stack of bottleneck modules for heatmap classification stage, followed by heatmap regression to extract the keypoints. In…

计算机视觉与模式识别 · 计算机科学 2018-03-29 Amit Kumar , Rama Chellappa

This paper introduces a novel real-time algorithm for facial landmark tracking. Compared to detection, tracking has both additional challenges and opportunities. Arguably the most important aspect in this domain is updating a tracker's…

计算机视觉与模式识别 · 计算机科学 2016-08-09 Enrique Sánchez-Lozano , Brais Martinez , Georgios Tzimiropoulos , Michel Valstar

We present an algorithm for simultaneous face detection, landmarks localization, pose estimation and gender recognition using deep convolutional neural networks (CNN). The proposed method called, HyperFace, fuses the intermediate layers of…

计算机视觉与模式识别 · 计算机科学 2017-12-07 Rajeev Ranjan , Vishal M. Patel , Rama Chellappa

We present a self-supervised learning approach to learning monocular 3D face reconstruction with a pose guidance network (PGN). First, we unveil the bottleneck of pose estimation in prior parametric 3D face learning methods, and propose to…

计算机视觉与模式识别 · 计算机科学 2020-10-12 Pengpeng Liu , Xintong Han , Michael Lyu , Irwin King , Jia Xu

In medical imaging, surface registration is extensively used for performing systematic comparisons between anatomical structures, with a prime example being the highly convoluted brain cortical surfaces. To obtain a meaningful registration,…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Yuchen Guo , Qiguang Chen , Gary P. T. Choi , Lok Ming Lui