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Preterm infants' limb-pose estimation is a crucial but challenging task, which may improve patients' care and facilitate clinicians in infant's movements monitoring. Work in the literature either provides approaches to whole-body…

计算机视觉与模式识别 · 计算机科学 2019-07-31 Sara Moccia , Lucia Migliorelli , Rocco Pietrini , Emanuele Frontoni

Various applications of farm animal imaging are based on the estimation of weights of certain body parts and cuts from the CT images of animals. In many cases, the complexity of the problem is increased by the enormous variability of…

We introduce a high throughput 3D scanning solution specifically designed to precisely measure cattle phenotypes. This scanner leverages an array of depth sensors, i.e. time-of-flight (Tof) sensors, each governed by dedicated embedded…

计算机视觉与模式识别 · 计算机科学 2025-03-04 Gbenga Omotara , Seyed Mohamad Ali Tousi , Jared Decker , Derek Brake , Guilherme N. DeSouza

While many recent hand pose estimation methods critically rely on a training set of labelled frames, the creation of such a dataset is a challenging task that has been overlooked so far. As a result, existing datasets are limited to a few…

计算机视觉与模式识别 · 计算机科学 2016-12-05 Markus Oberweger , Gernot Riegler , Paul Wohlhart , Vincent Lepetit

The 3D pose estimation from a single image is a challenging problem due to depth ambiguity. One type of the previous methods lifts 2D joints, obtained by resorting to external 2D pose detectors, to the 3D space. However, this type of…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Changgong Zhang , Fangneng Zhan , Yuan Chang

In recent years, a plethora of diverse methods have been proposed for 3D pose estimation. Among these, self-attention mechanisms and graph convolutions have both been proven to be effective and practical methods. Recognizing the strengths…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Sihan Wen , Xiantan Zhu , Zhiming Tan

Tails used as inertial appendages induce body rotations of animals and robots, a phenomenon that is governed largely by the ratio of the body and tail moments of inertia. However, vertebrate tails have more degrees of freedom (e.g., number…

机器人学 · 计算机科学 2024-06-17 Xun Fu , Bohao Zhang , Ceri J. Weber , Kimberly L. Cooper , Ram Vasudevan , Talia Y. Moore

With increasing applications of 3D hand pose estimation in various human-computer interaction applications, convolution neural networks (CNNs) based estimation models have been actively explored. However, the existing models require complex…

计算机视觉与模式识别 · 计算机科学 2021-08-13 Wencan Cheng , Jae Hyun Park , Jong Hwan Ko

In livestock farming, animal health directly influences productivity. For dairy cows, many health conditions can be evaluated by trained observers based on visual appearance and movement. However, to manually evaluate every cow in a…

图像与视频处理 · 电气工程与系统科学 2021-03-01 He Liu , Amy R. Reibman , Jacquelyn P. Boerman

Accurate 3D kinematics estimation of human body is crucial in various applications for human health and mobility, such as rehabilitation, injury prevention, and diagnosis, as it helps to understand the biomechanical loading experienced…

计算机视觉与模式识别 · 计算机科学 2024-03-06 Zhi-Yi Lin , Bofan Lyu , Judith Cueto Fernandez , Eline van der Kruk , Ajay Seth , Xucong Zhang

In stockbreeding of beef cattle, computer vision-based approaches have been widely employed to monitor cattle conditions (e.g. the physical, physiology, and health). To this end, the accurate and effective recognition of cattle action is a…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Yang Yang , Mizuka Komatsu , Kenji Oyama , Takenao Ohkawa

Knowledge of the 6D pose of an object can benefit in-hand object manipulation. In-hand 6D object pose estimation is challenging because of heavy occlusion produced by the robot's grippers, which can have an adverse effect on methods that…

In this paper, we present a comprehensive review of 3D human pose estimation and human mesh recovery from in-the-wild LiDAR point clouds. We compare existing approaches across several key dimensions, and propose a structured taxonomy to…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Salma Galaaoui , Eduardo Valle , David Picard , Nermin Samet

The precise characterization of plant morphology provides valuable insights into plant environment interactions and genetic evolution. A key technology for extracting this information is 3D segmentation, which delineates individual plant…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Ruiming Du , Guangxun Zhai , Tian Qiu , Yu Jiang

Recently, through development of several 3d vision systems, widely used in various applications, medical and biometric fields. Microsoft kinect sensor have been most of used camera among 3d vision systems. Microsoft kinect sensor can obtain…

计算机视觉与模式识别 · 计算机科学 2024-09-16 M. S. Gokmen , M. Akbaba , O. Findik

We focus on the challenging problem of efficient mouse 3D pose estimation based on static images, and especially single depth images. We introduce an approach to discriminatively train the split nodes of trees in random forest to improve…

计算机视觉与模式识别 · 计算机科学 2015-11-25 Ashwin Nanjappa , Li Cheng , Wei Gao , Chi Xu , Adam Claridge-Chang , Zoe Bichler

Recovering 3D human pose from 2D joints is a highly unconstrained problem. We propose a novel neural network framework, PoseNet3D, that takes 2D joints as input and outputs 3D skeletons and SMPL body model parameters. By casting our…

计算机视觉与模式识别 · 计算机科学 2020-11-13 Shashank Tripathi , Siddhant Ranade , Ambrish Tyagi , Amit Agrawal

This work introduces a novel strategy for generating synthetic training data for 2D and 3D pose estimation of animals using keyframe animations. With the objective to automate the process of creating animations for wildlife, we train…

计算机视觉与模式识别 · 计算机科学 2020-09-14 Abassin Sourou Fangbemi , Yi Fei Lu , Mao Yuan Xu , Xiao Wu Luo , Alexis Rolland , Chedy Raissi

3D pose estimation is a challenging problem in computer vision. Most of the existing neural-network-based approaches address color or depth images through convolution networks (CNNs). In this paper, we study the task of 3D human pose…

计算机视觉与模式识别 · 计算机科学 2022-12-27 Yufan Zhou , Haiwei Dong , Abdulmotaleb El Saddik

On robotics computer vision tasks, generating and annotating large amounts of data from real-world for the use of deep learning-based approaches is often difficult or even impossible. A common strategy for solving this problem is to apply…

计算机视觉与模式识别 · 计算机科学 2023-01-13 Chengzhi Wu , Xuelei Bi , Julius Pfrommer , Alexander Cebulla , Simon Mangold , Jürgen Beyerer