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For human pose estimation in videos, it is significant how to use temporal information between frames. In this paper, we propose temporal flow maps for limbs (TML) and a multi-stride method to estimate and track human poses. The proposed…

Computer Vision and Pattern Recognition · Computer Science 2019-05-24 Jihye Hwang , Jieun Lee , Sungheon Park , Nojun Kwak

Estimation of 3D human pose from monocular image has gained considerable attention, as a key step to several human-centric applications. However, generalizability of human pose estimation models developed using supervision on large-scale…

Computer Vision and Pattern Recognition · Computer Science 2020-06-26 Jogendra Nath Kundu , Siddharth Seth , Rahul M , Mugalodi Rakesh , R. Venkatesh Babu , Anirban Chakraborty

How to learn discriminative video representation from unlabeled videos is challenging but crucial for video analysis. The latest attempts seek to learn a representation model by predicting the appearance contents in the masked regions.…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Xinyu Sun , Peihao Chen , Liangwei Chen , Changhao Li , Thomas H. Li , Mingkui Tan , Chuang Gan

Recognition of human poses and actions is crucial for autonomous systems to interact smoothly with people. However, cameras generally capture human poses in 2D as images and videos, which can have significant appearance variations across…

Computer Vision and Pattern Recognition · Computer Science 2021-11-19 Ting Liu , Jennifer J. Sun , Long Zhao , Jiaping Zhao , Liangzhe Yuan , Yuxiao Wang , Liang-Chieh Chen , Florian Schroff , Hartwig Adam

Creating pose-driven human avatars is about modeling the mapping from the low-frequency driving pose to high-frequency dynamic human appearances, so an effective pose encoding method that can encode high-fidelity human details is essential…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Zhe Li , Zerong Zheng , Yuxiao Liu , Boyao Zhou , Yebin Liu

3D human shape and pose estimation is the essential task for human motion analysis, which is widely used in many 3D applications. However, existing methods cannot simultaneously capture the relations at multiple levels, including…

Computer Vision and Pattern Recognition · Computer Science 2021-09-07 Ziniu Wan , Zhengjia Li , Maoqing Tian , Jianbo Liu , Shuai Yi , Hongsheng Li

Dynamic environments that include unstructured moving objects pose a hard problem for Simultaneous Localization and Mapping (SLAM) performance. The motion of rigid objects can be typically tracked by exploiting their texture and geometric…

Computer Vision and Pattern Recognition · Computer Science 2021-08-03 Huayan Zhang , Tianwei Zhang , Tin Lun Lam , Sethu Vijayakumar

Real-time human activity recognition plays an essential role in real-world human-centered robotics applications, such as assisted living and human-robot collaboration. Although previous methods based on skeletal data to encode human poses…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Brian Reily , Qingzhao Zhu , Christopher Reardon , Hao Zhang

Multi-person pose understanding from RGB videos involves three complex tasks: pose estimation, tracking and motion forecasting. Intuitively, accurate multi-person pose estimation facilitates robust tracking, and robust tracking builds…

Computer Vision and Pattern Recognition · Computer Science 2023-09-14 Shihao Zou , Yuanlu Xu , Chao Li , Lingni Ma , Li Cheng , Minh Vo

The recovery of 3D human mesh from monocular images has significantly been developed in recent years. However, existing models usually ignore spatial and temporal information, which might lead to mesh and image misalignment and temporal…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Wei Yao , Hongwen Zhang , Yunlian Sun , Jinhui Tang

3D human pose estimation captures the human joint points in three-dimensional space while keeping the depth information and physical structure. That is essential for applications that require precise pose information, such as human-computer…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Jianbin Jiao , Xina Cheng , Weijie Chen , Xiaoting Yin , Hao Shi , Kailun Yang

Despite significant progress in single image-based 3D human mesh recovery, accurately and smoothly recovering 3D human motion from a video remains challenging. Existing video-based methods generally recover human mesh by estimating the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Yingxuan You , Hong Liu , Ti Wang , Wenhao Li , Runwei Ding , Xia Li

Existing semi-supervised video object segmentation methods either focus on temporal feature matching or spatial-temporal feature modeling. However, they do not address the issues of sufficient target interaction and efficient parallel…

Computer Vision and Pattern Recognition · Computer Science 2024-04-10 Deshui Miao , Xin Li , Zhenyu He , Huchuan Lu , Ming-Hsuan Yang

Recent works on dynamic 3D neural field reconstruction assume the input from synchronized multi-view videos whose poses are known. The input constraints are often not satisfied in real-world setups, making the approach impractical. We show…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Changwoon Choi , Jeongjun Kim , Geonho Cha , Minkwan Kim , Dongyoon Wee , Young Min Kim

Spatio-temporal information is key to resolve occlusion and depth ambiguity in 3D pose estimation. Previous methods have focused on either temporal contexts or local-to-global architectures that embed fixed-length spatio-temporal…

Computer Vision and Pattern Recognition · Computer Science 2020-10-21 Junfa Liu , Juan Rojas , Zhijun Liang , Yihui Li , Yisheng Guan

We leverage unsupervised learning of depth, egomotion, and camera intrinsics to improve the performance of single-image semantic segmentation, by enforcing 3D-geometric and temporal consistency of segmentation masks across video frames. The…

Computer Vision and Pattern Recognition · Computer Science 2020-05-22 Ankita Pasad , Ariel Gordon , Tsung-Yi Lin , Anelia Angelova

Existing multi-person video pose estimation methods typically adopt a two-stage pipeline: detecting individuals in each frame, followed by temporal modeling for single person pose estimation. This design relies on heuristic operations such…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Yonghui Yu , Jiahang Cai , Xun Wang , Wenwu Yang

2D-to-3D human pose lifting is an ill-posed problem due to depth ambiguity and occlusion. Existing methods relying on spatial and temporal consistency alone are insufficient to resolve these problems especially in the presence of…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Longyun Liao , Rong Zheng

Deep learning models have enjoyed great success for image related computer vision tasks like image classification and object detection. For video related tasks like human action recognition, however, the advancements are not as significant…

Computer Vision and Pattern Recognition · Computer Science 2018-09-12 Xiaolin Song , Cuiling Lan , Wenjun Zeng , Junliang Xing , Jingyu Yang , Xiaoyan Sun

Tracking and segmenting multiple similar objects with distinct or complex parts in long-term videos is particularly challenging due to the ambiguity in identifying target components and the confusion caused by occlusion, background clutter,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Xin Li , Deshui Miao , Zhenyu He , Yaowei Wang , Huchuan Lu , Ming-Hsuan Yang