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In cardiac CINE, motion-compensated MR reconstruction (MCMR) is an effective approach to address highly undersampled acquisitions by incorporating motion information between frames. In this work, we propose a novel perspective for…

图像与视频处理 · 电气工程与系统科学 2024-08-19 Jiazhen Pan , Wenqi Huang , Daniel Rueckert , Thomas Küstner , Kerstin Hammernik

Surface reconstruction from multi-view images is a challenging task, with solutions often requiring a large number of sampled images with high overlap. We seek to develop a method for few-view reconstruction, for the case of the human foot.…

计算机视觉与模式识别 · 计算机科学 2024-08-23 Oliver Boyne , Gwangbin Bae , James Charles , Roberto Cipolla

This paper discusses video motion capture, namely, 3D reconstruction of human motion from multi-camera images. After the Part Confidence Maps are computed from each camera image, the proposed spatiotemporal filter is applied to deliver the…

机器人学 · 计算机科学 2019-12-11 Takuya Ohashi , Yosuke Ikegami , Kazuki Yamamoto , Wataru Takano , Yoshihiko Nakamura

Due to recent advances in pose-estimation methods, human motion can be extracted from a common video in the form of 3D skeleton sequences. Despite wonderful application opportunities, effective and efficient content-based access to large…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Nicola Messina , Jan Sedmidubsky , Fabrizio Falchi , Tomáš Rebok

In this paper we present a high fidelity and articulated 3D human foot model. The model is parameterised by a disentangled latent code in terms of shape, texture and articulated pose. While high fidelity models are typically created with…

计算机视觉与模式识别 · 计算机科学 2025-03-26 Oliver Boyne , James Charles , Roberto Cipolla

Human motion reconstruction from monocular videos is a fundamental challenge in computer vision, with broad applications in AR/VR, robotics, and digital content creation, but remains challenging under frequent occlusions in real-world…

计算机视觉与模式识别 · 计算机科学 2026-01-26 Zhiyin Qian , Siwei Zhang , Bharat Lal Bhatnagar , Federica Bogo , Siyu Tang

Incorporating temporal information effectively is important for accurate 3D human motion estimation and generation which have wide applications from human-computer interaction to AR/VR. In this paper, we present MoManifold, a novel human…

计算机视觉与模式识别 · 计算机科学 2024-09-04 Ziqiang Dang , Tianxing Fan , Boming Zhao , Xujie Shen , Lei Wang , Guofeng Zhang , Zhaopeng Cui

We present a method to infer the 3D pose of mice, including the limbs and feet, from monocular videos. Many human clinical conditions and their corresponding animal models result in abnormal motion, and accurately measuring 3D motion at…

计算机视觉与模式识别 · 计算机科学 2021-06-18 Bo Hu , Bryan Seybold , Shan Yang , David Ross , Avneesh Sud , Graham Ruby , Yi Liu

Recovering high-quality 3D human motion in complex scenes from monocular videos is important for many applications, ranging from AR/VR to robotics. However, capturing realistic human-scene interactions, while dealing with occlusions and…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Siwei Zhang , Yan Zhang , Federica Bogo , Marc Pollefeys , Siyu Tang

Although many studies have investigated markerless motion capture, the technology has not been applied to real sports or concerts. In this paper, we propose a markerless motion capture method with spatiotemporal accuracy and smoothness from…

计算机视觉与模式识别 · 计算机科学 2020-10-15 Takuya Ohashi , Yosuke Ikegami , Yoshihiko Nakamura

Quantifying human movement (kinematics) and musculoskeletal forces (kinetics) at scale, such as estimating quadriceps force during a sit-to-stand movement, could transform prediction, treatment, and monitoring of mobility-related…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Selim Gilon , Emily Y. Miller , Scott D. Uhlrich

While 3D hand reconstruction from monocular images has made significant progress, generating accurate and temporally coherent motion estimates from videos remains challenging, particularly during hand-object interactions. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Yufei Zhang , Zijun Cui , Jeffrey O. Kephart , Qiang Ji

Temporal 3D human pose estimation from monocular videos is a challenging task in human-centered computer vision due to the depth ambiguity of 2D-to-3D lifting. To improve accuracy and address occlusion issues, inertial sensor has been…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Yiming Bao , Xu Zhao , Dahong Qian

Surface reconstruction from multiple, calibrated images is a challenging task - often requiring a large number of collected images with significant overlap. We look at the specific case of human foot reconstruction. As with previous…

计算机视觉与模式识别 · 计算机科学 2025-02-19 Oliver Boyne , Roberto Cipolla

We present the KinoDynamic Motion Retargeting (KDMR) framework, a novel approach for humanoid locomotion that models the retargeting process as a multi-contact, whole-body trajectory optimization problem. Conventional kinematics-based…

机器人学 · 计算机科学 2026-03-11 Xiaoyu Zhang , Steven Haener , Varun Madabushi , Maegan Tucker

We present a unified perspective on tackling various human-centric video tasks by learning human motion representations from large-scale and heterogeneous data resources. Specifically, we propose a pretraining stage in which a motion…

计算机视觉与模式识别 · 计算机科学 2023-08-15 Wentao Zhu , Xiaoxuan Ma , Zhaoyang Liu , Libin Liu , Wayne Wu , Yizhou Wang

We propose a CNN-based approach for multi-camera markerless motion capture of the human body. Unlike existing methods that first perform pose estimation on individual cameras and generate 3D models as post-processing, our approach makes use…

计算机视觉与模式识别 · 计算机科学 2018-08-07 Denis Tome , Matteo Toso , Lourdes Agapito , Chris Russell

Accurate hand and finger tracking from video has significant clinical applications for monitoring activities of daily living and measuring range of motion, yet monocular video approaches for obtaining hand biomechanics remain…

计算机视觉与模式识别 · 计算机科学 2026-05-12 R. James Cotton , Pouyan Firouzabadi , Wendy Murray

We introduce a novel, data-driven approach for reconstructing temporally coherent 3D motion from unstructured and potentially partial observations of non-rigidly deforming shapes. Our goal is to achieve high-fidelity motion reconstructions…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Aymen Merrouche , Stefanie Wuhrer , Edmond Boyer

The aim of our study is to detect balance disorders and a tendency towards the falls in the elderly, knowing gait parameters. In this paper we present a new tool for gait analysis based on markerless human motion capture, from camera feeds.…

人工智能 · 计算机科学 2007-05-23 Jamal Saboune , François Charpillet