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Category-level pose estimation is a challenging task with many potential applications in computer vision and robotics. Recently, deep-learning-based approaches have made great progress, but are typically hindered by the need for large…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Pengyuan Wang , Takuya Ikeda , Robert Lee , Koichi Nishiwaki

In this paper, we present a method to estimate a sequence of human poses in unconstrained videos. We aim to demonstrate that by using temporal information, the human pose estimation results can be improved over image based pose estimation…

Computer Vision and Pattern Recognition · Computer Science 2016-04-27 Dong Zhang , Mubarak Shah

Learning to predict the long-term future of video frames is notoriously challenging due to inherent ambiguities in the distant future and dramatic amplifications of prediction error through time. Despite the recent advances in the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Wonkwang Lee , Whie Jung , Han Zhang , Ting Chen , Jing Yu Koh , Thomas Huang , Hyungsuk Yoon , Honglak Lee , Seunghoon Hong

We describe a new spatio-temporal video autoencoder, based on a classic spatial image autoencoder and a novel nested temporal autoencoder. The temporal encoder is represented by a differentiable visual memory composed of convolutional long…

Machine Learning · Computer Science 2016-09-02 Viorica Patraucean , Ankur Handa , Roberto Cipolla

Dynamic human rendering from video sequences has achieved remarkable progress by formulating the rendering as a mapping from static poses to human images. However, existing methods focus on the human appearance reconstruction of every…

Computer Vision and Pattern Recognition · Computer Science 2024-04-03 Tao Hu , Fangzhou Hong , Ziwei Liu

Inferring future activity information based on observed activity data is a crucial step to improve the accuracy of early activity prediction. Traditional methods based on generative adversarial networks(GAN) or joint learning frameworks can…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Tingyu Liu , Jun Huang , Chenyi Weng

Current methods of multi-person pose estimation typically treat the localization and the association of body joints separately. It is convenient but inefficient, leading to additional computation and a waste of time. This paper, however,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Chenyu Tian , Ran Yu , Xinyuan Zhao , Weihao Xia , Haoqian Wang , Yujiu Yang

In recent years, video semantic segmentation has made great progress with advanced deep neural networks. However, there still exist two main challenges \ie, information inconsistency and computation cost. To deal with the two difficulties,…

Computer Vision and Pattern Recognition · Computer Science 2023-04-19 Jinming Su , Ruihong Yin , Shuaibin Zhang , Junfeng Luo

Human motion prediction (HMP) has emerged as a popular research topic due to its diverse applications, but it remains a challenging task due to the stochastic and aperiodic nature of future poses. Traditional methods rely on hand-crafted…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Jiexin Wang , Yujie Zhou , Wenwen Qiang , Ying Ba , Bing Su , Ji-Rong Wen

Deep spatiotemporal models are used in a variety of computer vision tasks, such as action recognition and video object segmentation. Currently, there is a limited understanding of what information is captured by these models in their…

Computer Vision and Pattern Recognition · Computer Science 2022-06-08 Matthew Kowal , Mennatullah Siam , Md Amirul Islam , Neil D. B. Bruce , Richard P. Wildes , Konstantinos G. Derpanis

Leveraging wearable devices for motion reconstruction has emerged as an economical and viable technique. Certain methodologies employ sparse Inertial Measurement Units (IMUs) on the human body and harness data-driven strategies to model…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Xueyuan Yang , Chao Yao , Xiaojuan Ban

This paper introduces a simple but highly efficient ensemble for robust texture classification, which can effectively deal with translation, scale and changes of significant viewpoint problems. The proposed method first inherits the spirit…

Computer Vision and Pattern Recognition · Computer Science 2012-03-06 Shu Kong , Donghui Wang

Automated video-based assessment of surgical skills is a promising task in assisting young surgical trainees, especially in poor-resource areas. Existing works often resort to a CNN-LSTM joint framework that models long-term relationships…

Computer Vision and Pattern Recognition · Computer Science 2022-08-05 Zhenqiang Li , Lin Gu , Weimin Wang , Ryosuke Nakamura , Yoichi Sato

Depth and ego-motion estimations are essential for the localization and navigation of autonomous robots and autonomous driving. Recent studies make it possible to learn the per-pixel depth and ego-motion from the unlabeled monocular video.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Guangming Wang , Jiquan Zhong , Shijie Zhao , Wenhua Wu , Zhe Liu , Hesheng Wang

Existing pedestrian attribute recognition (PAR) algorithms are mainly developed based on a static image, however, the performance is unreliable in challenging scenarios, such as heavy occlusion, motion blur, etc. In this work, we propose to…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Xiao Wang , Qian Zhu , Jiandong Jin , Jun Zhu , Futian Wang , Bo Jiang , Yaowei Wang , Yonghong Tian

3D human motion prediction is a research area of high significance and a challenge in computer vision. It is useful for the design of many applications including robotics and autonomous driving. Traditionally, autogregressive models have…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Avinash Ajit Nargund , Misha Sra

Skeleton data, which consists of only the 2D/3D coordinates of the human joints, has been widely studied for human action recognition. Existing methods take the semantics as prior knowledge to group human joints and draw correlations…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Lei Shi , Yifan Zhang , Jian Cheng , Hanqing Lu

This article proposes a method for learning and robotic replication of dynamic collaborative tasks from offline videos. The objective is to extend the concept of learning from demonstration (LfD) to dynamic scenarios, benefiting from widely…

Robotics · Computer Science 2022-04-11 Francesco Iodice , Yuqiang Wu , Wansoo Kim , Fei Zhao , Elena De Momi , Arash Ajoudani

This paper presents an unsupervised approach that leverages raw aerial videos to learn to estimate planar homographic transformation between consecutive video frames. Previous learning-based estimators work on pairs of images to estimate…

Computer Vision and Pattern Recognition · Computer Science 2023-04-07 Pu Li , Xiaobai Liu

Depictions of similar human body configurations can vary with changing viewpoints. Using only 2D information, we would like to enable vision algorithms to recognize similarity in human body poses across multiple views. This ability is…

Computer Vision and Pattern Recognition · Computer Science 2020-10-26 Jennifer J. Sun , Jiaping Zhao , Liang-Chieh Chen , Florian Schroff , Hartwig Adam , Ting Liu
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