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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

We introduce a novel method for human shape and pose recovery that can fully leverage multiple static views. We target fixed-multiview people monitoring, including elderly care and safety monitoring, in which calibrated cameras can be…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Yuto Matsubara , Ko Nishino

This study addresses the problem of 3D human mesh reconstruction from multi-view images. Recently, approaches that directly estimate the skinned multi-person linear model (SMPL)-based human mesh vertices based on volumetric heatmap…

计算机视觉与模式识别 · 计算机科学 2023-06-30 Sungho Chun , Sungbum Park , Ju Yong Chang

We propose a direct, regression-based approach to 2D human pose estimation from single images. We formulate the problem as a sequence prediction task, which we solve using a Transformer network. This network directly learns a regression…

计算机视觉与模式识别 · 计算机科学 2022-07-21 Weian Mao , Yongtao Ge , Chunhua Shen , Zhi Tian , Xinlong Wang , Zhibin Wang , Anton van den Hengel

The current paper presents a robust watermarking method for still images, which uses the similarity of discrete wavelet transform and human visual system (HVS). The proposed scheme makes the use of pixel wise masking in order to make binary…

密码学与安全 · 计算机科学 2012-07-12 V. H. Mankar , T. S. Das , S. Saha , S. K. Sarkar

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

Visual place recognition algorithms trade off three key characteristics: their storage footprint, their computational requirements, and their resultant performance, often expressed in terms of recall rate. Significant prior work has…

机器人学 · 计算机科学 2020-03-13 Sourav Garg , Michael Milford

Face frontalization consists of synthesizing a frontally-viewed face from an arbitrarily-viewed one. The main contribution of this paper is a robust face alignment method that enables pixel-to-pixel warping. The method simultaneously…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Zhiqi Kang , Mostafa Sadeghi , Radu Horaud

With the emergence of service robots and surveillance cameras, dynamic face recognition (DFR) in wild has received much attention in recent years. Face detection and head pose estimation are two important steps for DFR. Very often, the pose…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Yepeng Liu , Zaiwang Gu , Shenghua Gao , Dong Wang , Yusheng Zeng , Jun Cheng

Visual localization is of great importance in robotics and computer vision. Recently, scene coordinate regression based methods have shown good performance in visual localization in small static scenes. However, it still estimates camera…

计算机视觉与模式识别 · 计算机科学 2021-05-25 Zhaoyang Huang , Han Zhou , Yijin Li , Bangbang Yang , Yan Xu , Xiaowei Zhou , Hujun Bao , Guofeng Zhang , Hongsheng Li

This is an official pytorch implementation of Deep High-Resolution Representation Learning for Human Pose Estimation. In this work, we are interested in the human pose estimation problem with a focus on learning reliable high-resolution…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Ke Sun , Bin Xiao , Dong Liu , Jingdong Wang

In this paper we address the problem of unsupervised localization of objects in single images. Compared to previous state-of-the-art method our method is fully unsupervised in the sense that there is no prior instance level or category…

计算机视觉与模式识别 · 计算机科学 2018-04-12 Hakan Karaoguz , Patric Jensfelt

Face alignment (or facial landmarking) is an important task in many face-related applications, ranging from registration, tracking and animation to higher-level classification problems such as face, expression or attribute recognition.…

计算机视觉与模式识别 · 计算机科学 2019-04-25 Janez Križaj , Peter Peer , Vitomir Štruc , Simon Dobrišek

Although current face alignment algorithms have obtained pretty good performances at predicting the location of facial landmarks, huge challenges remain for faces with severe occlusion and large pose variations, etc. On the contrary,…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Jinheng Xie , Jun Wan , Linlin Shen , Zhihui Lai

The existing human pose estimation methods are confronted with inaccurate long-distance regression or high computational cost due to the complex learning objectives. This work proposes a novel deep learning framework for human pose…

计算机视觉与模式识别 · 计算机科学 2021-05-18 ZiFan Chen , Xin Qin , Chao Yang , Li Zhang

Recently, most of the state-of-the-art human pose estimation methods are based on heatmap regression. The final coordinates of keypoints are obtained by decoding heatmap directly. In this paper, we aim to find a better approach to get more…

计算机视觉与模式识别 · 计算机科学 2020-07-22 Jian Wang , Xiang Long , Yuan Gao , Errui Ding , Shilei Wen

We propose a post-hoc, computationally lightweight method to quantify predictive uncertainty in semantic image segmentation. Our approach uses conformal prediction to generate statistically valid prediction sets that are guaranteed to…

计算机视觉与模式识别 · 计算机科学 2024-05-09 Luca Mossina , Joseba Dalmau , Léo andéol

Head-pose estimation has many applications, such as social event analysis, human-robot and human-computer interaction, driving assistance, and so forth. Head-pose estimation is challenging because it must cope with changing illumination…

计算机视觉与模式识别 · 计算机科学 2017-03-09 Vincent Drouard , Radu Horaud , Antoine Deleforge , Silèye Ba , Georgios Evangelidis

Visual (re)localization addresses the problem of estimating the 6-DoF (Degree of Freedom) camera pose of a query image captured in a known scene, which is a key building block of many computer vision and robotics applications. Recent…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Siyan Dong , Shuzhe Wang , Yixin Zhuang , Juho Kannala , Marc Pollefeys , Baoquan Chen

For VSLAM (Visual Simultaneous Localization and Mapping), localization is a challenging task, especially for some challenging situations: textureless frames, motion blur, etc.. To build a robust exploration and localization system in a…

机器人学 · 计算机科学 2018-07-04 Weinan Chen , Lei Zhu , Yisheng Guan , C. Ronald Kube , Hong Zhang