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The last several years have seen significant progress in using depth cameras for tracking articulated objects such as human bodies, hands, and robotic manipulators. Most approaches focus on tracking skeletal parameters of a fixed shape…

计算机视觉与模式识别 · 计算机科学 2017-11-23 Aaron Walsman , Weilin Wan , Tanner Schmidt , Dieter Fox

We propose a new self-supervised method for predicting 3D human body pose from a single image. The prediction network is trained from a dataset of unlabelled images depicting people in typical poses and a set of unpaired 2D poses. By…

计算机视觉与模式识别 · 计算机科学 2023-04-06 Jose Sosa , David Hogg

We present an unsupervised framework for simultaneous appearance-based object discovery, detection, tracking and reconstruction using RGBD cameras and a robot manipulator. The system performs dense 3D simultaneous localization and mapping…

机器人学 · 计算机科学 2014-11-05 Lu Ma , Mahsa Ghafarianzadeh , Dave Coleman , Nikolaus Correll , Gabe Sibley

We introduce Structured 3D Features, a model based on a novel implicit 3D representation that pools pixel-aligned image features onto dense 3D points sampled from a parametric, statistical human mesh surface. The 3D points have associated…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Enric Corona , Mihai Zanfir , Thiemo Alldieck , Eduard Gabriel Bazavan , Andrei Zanfir , Cristian Sminchisescu

Recent co-part segmentation methods mostly operate in a supervised learning setting, which requires a large amount of annotated data for training. To overcome this limitation, we propose a self-supervised deep learning method for co-part…

计算机视觉与模式识别 · 计算机科学 2021-04-12 Aliaksandr Siarohin , Subhankar Roy , Stéphane Lathuilière , Sergey Tulyakov , Elisa Ricci , Nicu Sebe

We present a new pipeline for holistic 3D scene understanding from a single image, which could predict object shapes, object poses, and scene layout. As it is a highly ill-posed problem, existing methods usually suffer from inaccurate…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Cheng Zhang , Zhaopeng Cui , Yinda Zhang , Bing Zeng , Marc Pollefeys , Shuaicheng Liu

Pose guided synthesis aims to generate a new image in an arbitrary target pose while preserving the appearance details from the source image. Existing approaches rely on either hard-coded spatial transformations or 3D body modeling. They…

计算机视觉与模式识别 · 计算机科学 2019-10-01 Haitian Zheng , Lele Chen , Chenliang Xu , Jiebo Luo

We propose an unsupervised vision-based system to estimate the joint configurations of the robot arm from a sequence of RGB or RGB-D images without knowing the model a priori, and then adapt it to the task of category-independent…

计算机视觉与模式识别 · 计算机科学 2020-12-02 Qihao Liu , Weichao Qiu , Weiyao Wang , Gregory D. Hager , Alan L. Yuille

Our work aims to reconstruct hand-held objects given a single RGB image. In contrast to prior works that typically assume known 3D templates and reduce the problem to 3D pose estimation, our work reconstructs generic hand-held object…

计算机视觉与模式识别 · 计算机科学 2022-04-15 Yufei Ye , Abhinav Gupta , Shubham Tulsiani

Segmenting 3D objects into parts is a long-standing challenge in computer vision. To overcome taxonomy constraints and generalize to unseen 3D objects, recent works turn to open-world part segmentation. These approaches typically transfer…

计算机视觉与模式识别 · 计算机科学 2026-02-27 Zhe Zhu , Le Wan , Rui Xu , Yiheng Zhang , Honghua Chen , Zhiyang Dou , Cheng Lin , Yuan Liu , Mingqiang Wei

Robotic grasping of house-hold objects has made remarkable progress in recent years. Yet, human grasps are still difficult to synthesize realistically. There are several key reasons: (1) the human hand has many degrees of freedom (more than…

计算机视觉与模式识别 · 计算机科学 2020-11-30 Korrawe Karunratanakul , Jinlong Yang , Yan Zhang , Michael Black , Krikamol Muandet , Siyu Tang

Motivated by the need for estimating the 3D pose of arbitrary objects, we consider the challenging problem of class-agnostic object viewpoint estimation from images only, without CAD model knowledge. The idea is to leverage features learned…

计算机视觉与模式识别 · 计算机科学 2021-10-28 Yang Xiao , Yuming Du , Renaud Marlet

Automatic estimation of 3D human pose from monocular RGB images is a challenging and unsolved problem in computer vision. In a supervised manner, approaches heavily rely on laborious annotations and present hampered generalization ability…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Yuchen Yang , Yu Qiao , Xiao Sun

In recent years, more and more attention has been paid to the learning of 3D human representation. However, the complexity of lots of hand-defined human body constraints and the absence of supervision data limit that the existing works…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Lu Wang , Xishuai Peng , S. Kevin Zhou

Estimating human pose from video is a task that receives considerable attention due to its applicability in numerous 3D fields. The complexity of prior knowledge of human body movements poses a challenge to neural network models in the task…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Wenshuo Chen , Xiang Zhou , Zhengdi Yu , Weixi Gu , Kai Zhang

We introduce an unsupervised feature learning approach that embeds 3D shape information into a single-view image representation. The main idea is a self-supervised training objective that, given only a single 2D image, requires all unseen…

计算机视觉与模式识别 · 计算机科学 2018-08-01 Dinesh Jayaraman , Ruohan Gao , Kristen Grauman

In this work, we propose a new solution to 3D human pose estimation in videos. Instead of directly regressing the 3D joint locations, we draw inspiration from the human skeleton anatomy and decompose the task into bone direction prediction…

计算机视觉与模式识别 · 计算机科学 2021-01-27 Tianlang Chen , Chen Fang , Xiaohui Shen , Yiheng Zhu , Zhili Chen , Jiebo Luo

In this paper, we present a novel strategy to design disentangled 3D face shape representation. Specifically, a given 3D face shape is decomposed into identity part and expression part, which are both encoded and decoded in a nonlinear way.…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Zi-Hang Jiang , Qianyi Wu , Keyu Chen , Juyong Zhang

Comprehending natural language instructions is a critical skill for robots to cooperate effectively with humans. In this paper, we aim to learn 6D poses for roboticassembly by natural language instructions. For this purpose,…

机器人学 · 计算机科学 2023-10-24 Bowen Fu , Sek Kun Leong , Yan Di , Jiwen Tang , Xiangyang Ji

We propose a novel unsupervised object localization method that allows us to explain the predictions of the model by utilizing self-supervised pre-trained models without additional finetuning. Existing unsupervised and self-supervised…

计算机视觉与模式识别 · 计算机科学 2023-09-11 Yeonghwan Song , Seokwoo Jang , Dina Katabi , Jeany Son