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Analyzing and training 3D body posture models depend heavily on the availability of joint labels that are commonly acquired through laborious manual annotation of body joints or via marker-based joint localization using carefully curated…

计算机视觉与模式识别 · 计算机科学 2024-02-09 Sina Honari , Chen Zhao , Mathieu Salzmann , Pascal Fua

Unsupervised industrial anomaly detection (UAD) is essential for modern manufacturing inspection, where defect samples are scarce and reliable detection is required. In this paper, we propose HLGFA, a high-low resolution guided feature…

计算机视觉与模式识别 · 计算机科学 2026-05-12 Han Zhou , Yuxuan Gao , Yinchao Du , Xuezhe Zheng

Automatic anatomical landmark localization in medical imaging requires not just accurate predictions but reliable uncertainty quantification for effective clinical decision support. Current uncertainty quantification approaches often fall…

计算机视觉与模式识别 · 计算机科学 2025-03-19 Jef Jonkers , Frank Coopman , Luc Duchateau , Glenn Van Wallendael , Sofie Van Hoecke

Facial landmarks are employed in many research areas such as facial recognition, craniofacial identification, age and sex estimation among the most important. In the forensic field, the focus is on the analysis of a particular set of facial…

Alignment or registration of functions is a fundamental problem in statistical analysis of functions and shapes. While there are several approaches available, a more recent approach based on Fisher-Rao metric and square-root velocity…

统计方法学 · 统计学 2022-04-12 Xiaoyang Guo , Wei Wu , Anuj Srivastava

3D shape matching is a long-standing problem in computer vision and computer graphics. While deep neural networks were shown to lead to state-of-the-art results in shape matching, existing learning-based approaches are limited in the…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Dongliang Cao , Florian Bernard

Learning non-rigid registration in an end-to-end manner is challenging due to the inherent high degrees of freedom and the lack of labeled training data. In this paper, we resolve these two challenges simultaneously. First, we propose to…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Wanquan Feng , Juyong Zhang , Hongrui Cai , Haofei Xu , Junhui Hou , Hujun Bao

Facial action unit (AU) detection and face alignment are two highly correlated tasks since facial landmarks can provide precise AU locations to facilitate the extraction of meaningful local features for AU detection. Most existing AU…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Zhiwen Shao , Zhilei Liu , Jianfei Cai , Lizhuang Ma

With the increasing availability of new image registration approaches, an unbiased evaluation is becoming more needed so that clinicians can choose the most suitable approaches for their applications. Current evaluations typically use…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Jie Luo , Guangshen Ma , Sarah Frisken , Parikshit Juvekar , Nazim Haouchine , Zhe Xu , Yiming Xiao , Alexandra Golby , Patrick Codd , Masashi Sugiyama , William Wells

The rapid increase in the availability of accurate 3D scanning devices has moved facial recognition and analysis into the 3D domain. 3D facial landmarks are often used as a simple measure of anatomy and it is crucial to have accurate…

计算机视觉与模式识别 · 计算机科学 2019-10-15 Rasmus R. Paulsen , Kristine Aavild Juhl , Thilde Marie Haspang , Thomas Hansen , Melanie Ganz , Gudmundur Einarsson

Facial landmark localisation in images captured in-the-wild is an important and challenging problem. The current state-of-the-art revolves around certain kinds of Deep Convolutional Neural Networks (DCNNs) such as stacked U-Nets and…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Jia Guo , Jiankang Deng , Niannan Xue , Stefanos Zafeiriou

Landmark localization in images and videos is a classic problem solved in various ways. Nowadays, with deep networks prevailing throughout machine learning, there are revamped interests in pushing facial landmark detection technologies to…

计算机视觉与模式识别 · 计算机科学 2019-08-16 Joseph P Robinson , Yuncheng Li , Ning Zhang , Yun Fu , and Sergey Tulyakov

Facial landmark localization plays an important role in face recognition and analysis applications. In this paper, we give a brief introduction to a coarse-to-fine pipeline with neural networks and sequential regression. First, a global…

计算机视觉与模式识别 · 计算机科学 2015-11-17 Zhiao Huang , Erjin Zhou , Zhimin Cao

We propose a simple approach to visual alignment, focusing on the illustrative task of facial landmark estimation. While most prior work treats this as a regression problem, we instead formulate it as a discrete $K$-way classification task,…

计算机视觉与模式识别 · 计算机科学 2018-02-15 Mengtian Li , Laszlo Jeni , Deva Ramanan

3D face reconstruction from a single 2D image is a challenging problem with broad applications. Recent methods typically aim to learn a CNN-based 3D face model that regresses coefficients of 3D Morphable Model (3DMM) from 2D images to…

计算机视觉与模式识别 · 计算机科学 2020-06-05 Xiaoguang Tu , Jian Zhao , Zihang Jiang , Yao Luo , Mei Xie , Yang Zhao , Linxiao He , Zheng Ma , Jiashi Feng

In this paper, we propose a new operator, called 3D DeFormable Attention (DFA3D), for 2D-to-3D feature lifting, which transforms multi-view 2D image features into a unified 3D space for 3D object detection. Existing feature lifting…

计算机视觉与模式识别 · 计算机科学 2023-07-25 Hongyang Li , Hao Zhang , Zhaoyang Zeng , Shilong Liu , Feng Li , Tianhe Ren , Lei Zhang

Unsupervised domain adaptive classifcation intends to improve the classifcation performance on unlabeled target domain. To alleviate the adverse effect of domain shift, many approaches align the source and target domains in the feature…

计算机视觉与模式识别 · 计算机科学 2021-10-27 Guoqiang Wei , Cuiling Lan , Wenjun Zeng , Zhizheng Zhang , Zhibo Chen

In this paper, we propose a fast and accurate coordinate regression method for face alignment. Unlike most existing facial landmark regression methods which usually employ fully connected layers to convert feature maps into landmark…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Beier Zhu , Chunze Lin , Quan Wang , Renjie Liao , Chen Qian

Head pose estimation, which computes the intrinsic Euler angles (yaw, pitch, roll) from the human, is crucial for gaze estimation, face alignment, and 3D reconstruction. Traditional approaches heavily relies on the accuracy of facial…

计算机视觉与模式识别 · 计算机科学 2019-10-04 Haofan Wang , Zhenghua Chen , Yi Zhou

Non-parametric face modeling aims to reconstruct 3D face only from images without shape assumptions. While plausible facial details are predicted, the models tend to over-depend on local color appearance and suffer from ambiguous noise. To…

计算机视觉与模式识别 · 计算机科学 2021-06-16 Zhenyu Zhang , Yanhao Ge , Renwang Chen , Ying Tai , Yan Yan , Jian Yang , Chengjie Wang , Jilin Li , Feiyue Huang