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We propose a viewpoint invariant model for 3D human pose estimation from a single depth image. To achieve this, our discriminative model embeds local regions into a learned viewpoint invariant feature space. Formulated as a multi-task…

计算机视觉与模式识别 · 计算机科学 2016-07-27 Albert Haque , Boya Peng , Zelun Luo , Alexandre Alahi , Serena Yeung , Li Fei-Fei

While head-mounted devices are becoming more compact, they provide egocentric views with significant self-occlusions of the device user. Hence, existing methods often fail to accurately estimate complex 3D poses from egocentric views. In…

计算机视觉与模式识别 · 计算机科学 2024-05-16 Hiroyasu Akada , Jian Wang , Vladislav Golyanik , Christian Theobalt

The two-stage object pose estimation paradigm first detects semantic keypoints on the image and then estimates the 6D pose by minimizing reprojection errors. Despite performing well on standard benchmarks, existing techniques offer no…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Heng Yang , Marco Pavone

When applying a pre-trained 2D-to-3D human pose lifting model to a target unseen dataset, large performance degradation is commonly encountered due to domain shift issues. We observe that the degradation is caused by two factors: 1) the…

计算机视觉与模式识别 · 计算机科学 2023-08-21 Wenhao Chai , Zhongyu Jiang , Jenq-Neng Hwang , Gaoang Wang

We consider the task of estimating 3D human pose and shape from videos. While existing frame-based approaches have made significant progress, these methods are independently applied to each image, thereby often leading to inconsistent…

计算机视觉与模式识别 · 计算机科学 2021-09-08 Yun-Chun Chen , Marco Piccirilli , Robinson Piramuthu , Ming-Hsuan Yang

Estimating 3D poses of multiple humans in real-time is a classic but still challenging task in computer vision. Its major difficulty lies in the ambiguity in cross-view association of 2D poses and the huge state space when there are…

计算机视觉与模式识别 · 计算机科学 2021-07-30 Long Chen , Haizhou Ai , Rui Chen , Zijie Zhuang , Shuang Liu

Estimating the articulated 3D hand-object pose from a single RGB image is a highly ambiguous and challenging problem, requiring large-scale datasets that contain diverse hand poses, object types, and camera viewpoints. Most real-world…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Kailin Li , Lixin Yang , Xinyu Zhan , Jun Lv , Wenqiang Xu , Jiefeng Li , Cewu Lu

Depth ambiguity and joint uncertainty are the two main obstacles in obtaining accurate human pose predictions by 2D-to-3D lifting methods proposed in the literature. In particular, these issues are caused by 2D joint locations that can be…

While 2D pose estimation has advanced our ability to interpret body movements in animals and primates, it is limited by the lack of depth information, constraining its application range. 3D pose estimation provides a more comprehensive…

计算机视觉与模式识别 · 计算机科学 2025-01-03 Soumyaratna Debnath , Harish Katti , Shashikant Verma , Shanmuganathan Raman

Transformer architectures have become the model of choice in natural language processing and are now being introduced into computer vision tasks such as image classification, object detection, and semantic segmentation. However, in the…

计算机视觉与模式识别 · 计算机科学 2021-08-24 Ce Zheng , Sijie Zhu , Matias Mendieta , Taojiannan Yang , Chen Chen , Zhengming Ding

Existing 3D human pose estimators face challenges in adapting to new datasets due to the lack of 2D-3D pose pairs in training sets. To overcome this issue, we propose \textit{Multi-Hypothesis \textbf{P}ose \textbf{Syn}thesis \textbf{D}omain…

计算机视觉与模式识别 · 计算机科学 2023-10-17 Hanbing Liu , Jun-Yan He , Zhi-Qi Cheng , Wangmeng Xiang , Qize Yang , Wenhao Chai , Gaoang Wang , Xu Bao , Bin Luo , Yifeng Geng , Xuansong Xie

Synthetic data generation has emerged as a promising solution to the data scarcity issue in aerial-view human detection. However, creating datasets that accurately reflect varying real-world human appearances, particularly diverse poses,…

计算机视觉与模式识别 · 计算机科学 2025-06-16 Yi-Ting Shen , Hyungtae Lee , Heesung Kwon , Shuvra S. Bhattacharyya

Understanding the geometry and pose of objects in 2D images is a fundamental necessity for a wide range of real world applications. Driven by deep neural networks, recent methods have brought significant improvements to object pose…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Jogendra Nath Kundu , Rahul M. V. , Aditya Ganeshan , R. Venkatesh Babu

Machine learning techniques rely on large and diverse datasets for generalization. Computer vision, natural language processing, and other applications can often reuse public datasets to train many different models. However, due to…

机器人学 · 计算机科学 2022-10-17 Noriaki Hirose , Dhruv Shah , Ajay Sridhar , Sergey Levine

Estimating 3D human poses from a monocular video is still a challenging task. Many existing methods' performance drops when the target person is occluded by other objects, or the motion is too fast/slow relative to the scale and speed of…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Cheng Yu , Bo Wang , Bo Yang , Robby T. Tan

Following the success of deep convolutional networks, state-of-the-art methods for 3d human pose estimation have focused on deep end-to-end systems that predict 3d joint locations given raw image pixels. Despite their excellent performance,…

计算机视觉与模式识别 · 计算机科学 2017-08-08 Julieta Martinez , Rayat Hossain , Javier Romero , James J. Little

Pose prediction is to predict future poses given a window of previous poses. In this paper, we propose a new problem that predicts poses using 3D joint coordinate sequences. Different from the traditional pose prediction based on Mocap…

计算机视觉与模式识别 · 计算机科学 2019-09-05 Xiaoli Liu , Jianqin Yin , Huaping Liu , Yilong Yin

In 3D human pose estimation one of the biggest problems is the lack of large, diverse datasets. This is especially true for multi-person 3D pose estimation, where, to our knowledge, there are only machine generated annotations available for…

计算机视觉与模式识别 · 计算机科学 2020-04-09 Marton Veges , Andras Lorincz

Camera captured human pose is an outcome of several sources of variation. Performance of supervised 3D pose estimation approaches comes at the cost of dispensing with variations, such as shape and appearance, that may be useful for solving…

计算机视觉与模式识别 · 计算机科学 2020-04-10 Jogendra Nath Kundu , Siddharth Seth , Varun Jampani , Mugalodi Rakesh , R. Venkatesh Babu , Anirban Chakraborty

In monocular 3D human pose estimation a common setup is to first detect 2D positions and then lift the detection into 3D coordinates. Many algorithms suffer from overfitting to camera positions in the training set. We propose a siamese…

计算机视觉与模式识别 · 计算机科学 2019-02-19 Márton Véges , Viktor Varga , András Lőrincz