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This paper proposes a statistical approach to 2D pose estimation from human images. The main problems with the standard supervised approach, which is based on a deep recognition (image-to-pose) model, are that it often yields anatomically…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Takayuki Nakatsuka , Kazuyoshi Yoshii , Yuki Koyama , Satoru Fukayama , Masataka Goto , Shigeo Morishima

We propose a method for human pose estimation based on Deep Neural Networks (DNNs). The pose estimation is formulated as a DNN-based regression problem towards body joints. We present a cascade of such DNN regressors which results in high…

计算机视觉与模式识别 · 计算机科学 2016-11-18 Alexander Toshev , Christian Szegedy

Directly regressing all 6 degrees-of-freedom (6DoF) for the object pose (e.g. the 3D rotation and translation) in a cluttered environment from a single RGB image is a challenging problem. While end-to-end methods have recently demonstrated…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Yan Di , Fabian Manhardt , Gu Wang , Xiangyang Ji , Nassir Navab , Federico Tombari

6D object pose estimation is the problem of identifying the position and orientation of an object relative to a chosen coordinate system, which is a core technology for modern XR applications. State-of-the-art 6D object pose estimators…

计算机视觉与模式识别 · 计算机科学 2024-09-19 Thomas Pöllabauer , Jiayin Li , Volker Knauthe , Sarah Berkei , Arjan Kuijper

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

Given the image collection of an object, we aim at building a real-time image-based pose estimation method, which requires neither its CAD model nor hours of object-specific training. Recent NeRF-based methods provide a promising solution…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Ronghan Chen , Yang Cong , Yu Ren

Relative pose regressors (RPRs) localize a camera by estimating its relative translation and rotation to a pose-labelled reference. Unlike scene coordinate regression and absolute pose regression methods, which learn absolute scene…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Ofer Idan , Yoli Shavit , Yosi Keller

Existing portrait matting methods either require auxiliary inputs that are costly to obtain or involve multiple stages that are computationally expensive, making them less suitable for real-time applications. In this work, we present a…

计算机视觉与模式识别 · 计算机科学 2022-03-21 Zhanghan Ke , Jiayu Sun , Kaican Li , Qiong Yan , Rynson W. H. Lau

This paper addresses the challenge of 6DoF pose estimation from a single RGB image under severe occlusion or truncation. Many recent works have shown that a two-stage approach, which first detects keypoints and then solves a…

计算机视觉与模式识别 · 计算机科学 2019-01-01 Sida Peng , Yuan Liu , Qixing Huang , Hujun Bao , Xiaowei Zhou

Efficient real-time disparity estimation is critical for the application of stereo vision systems in various areas. Recently, stereo network based on coarse-to-fine method has largely relieved the memory constraints and speed limitations of…

计算机视觉与模式识别 · 计算机科学 2020-11-19 He Dai , Xuchong Zhang , Yongli Zhao , Hongbin Sun

In this work we present a face alignment pipeline based on two novel methods: weighted splitting for K-cluster Regression Forests and 3D Affine Pose Regression for face shape initialization. Our face alignment method is based on the Local…

计算机视觉与模式识别 · 计算机科学 2017-06-07 Marek Kowalski , Jacek Naruniec

In this paper, we investigate visual-based camera re-localization with neural networks for robotics and autonomous vehicles applications. Our solution is a CNN-based algorithm which predicts camera pose (3D translation and 3D rotation)…

计算机视觉与模式识别 · 计算机科学 2021-10-08 Arthur Moreau , Nathan Piasco , Dzmitry Tsishkou , Bogdan Stanciulescu , Arnaud de La Fortelle

Establishing robust and accurate correspondences between a pair of images is a long-standing computer vision problem with numerous applications. While classically dominated by sparse methods, emerging dense approaches offer a compelling…

计算机视觉与模式识别 · 计算机科学 2021-09-30 Prune Truong , Martin Danelljan , Radu Timofte , Luc Van Gool

Accurate visual re-localization is very critical to many artificial intelligence applications, such as augmented reality, virtual reality, robotics and autonomous driving. To accomplish this task, we propose an integrated visual…

计算机视觉与模式识别 · 计算机科学 2021-08-20 Yuhao Zhou , Huanhuan Fan , Shuang Gao , Yuchen Yang , Xudong Zhang , Jijunnan Li , Yandong Guo

Monocular 3D pose estimators produce camera-centered skeletons, creating view-dependent kinematic signals that complicate comparative analysis in applications such as health and sports science. We present 3DPCNet, a compact,…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Tharindu Ekanayake , Constantino Álvarez Casado , Miguel Bordallo López

As demand for robotics manipulation application increases, accurate vision-based 6D pose estimation becomes essential for autonomous operations. Convolutional Neural Networks (CNNs) based approaches for pose estimation have been previously…

计算机视觉与模式识别 · 计算机科学 2023-07-13 Mahmoud Abdulsalam , Nabil Aouf

Nowadays, panoramic images can be easily obtained by panoramic cameras. However, when the panoramic camera orientation is tilted, a non-upright panoramic image will be captured. Existing upright adjustment models focus on how to estimate…

计算机视觉与模式识别 · 计算机科学 2023-04-13 Heyu Chen , Jianfeng Li , Shigang Li

Estimating relative camera poses from consecutive frames is a fundamental problem in visual odometry (VO) and simultaneous localization and mapping (SLAM), where classic methods consisting of hand-crafted features and sampling-based outlier…

计算机视觉与模式识别 · 计算机科学 2020-07-31 You-Yi Jau , Rui Zhu , Hao Su , Manmohan Chandraker

This study presents a new network (i.e., PoseLifter) that can lift a 2D human pose to an absolute 3D pose in a camera coordinate system. The proposed network estimates the absolute 3D location of a target subject and generates an improved…

计算机视觉与模式识别 · 计算机科学 2020-03-16 Ju Yong Chang , Gyeongsik Moon , Kyoung Mu Lee

Loop closing and relocalization are crucial techniques to establish reliable and robust long-term SLAM by addressing pose estimation drift and degeneration. This article begins by formulating loop closing and relocalization within a unified…

机器人学 · 计算机科学 2023-09-18 Chenghao Shi , Xieyuanli Chen , Junhao Xiao , Bin Dai , Huimin Lu