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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

This paper investigates a 2D to 3D image translation method with a straightforward technique, enabling correlated 2D X-ray to 3D CT-like reconstruction. We observe that existing approaches, which integrate information across multiple 2D…

计算机视觉与模式识别 · 计算机科学 2024-06-27 Abril Corona-Figueroa , Hubert P. H. Shum , Chris G. Willcocks

In this paper, we propose a fully convolutional network for 3D human pose estimation from monocular images. We use limb orientations as a new way to represent 3D poses and bind the orientation together with the bounding box of each limb…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Chenxu Luo , Xiao Chu , Alan Yuille

The emergence of RGB-D sensors offered new possibilities for addressing complex artificial vision problems efficiently. Human posture recognition is among these computer vision problems, with a wide range of applications such as ambient…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Mohamed El Amine Elforaici , Ismail Chaaraoui , Wassim Bouachir , Youssef Ouakrim , Neila Mezghani

Ultrasound-guided spine interventions, such as lumbar-puncture procedures, often suffer from the reduced visibility of key anatomical features such as the inter-spinous process space, due to the complex shape of the self-shadowing vertebra.…

图形学 · 计算机科学 2022-11-14 Baichuan Jiang , Keshuai Xu , Abhay Moghekar , Peter Kazanzides , Emad Boctor

In perioperative care, precise in-bed 3D patient pose and shape estimation (PSE) can be vital in optimizing patient positioning in preoperative planning, enabling accurate overlay of medical images for augmented reality-based surgical…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Mingxiao Tu , Hoijoon Jung , Alireza Moghadam , Jineel Raythatha , Lachlan Allan , Jeremy Hsu , Andre Kyme , Jinman Kim

In this work, we propose a new solution to 3D human pose estimation in videos. Instead of directly regressing the 3D joint locations, we draw inspiration from the human skeleton anatomy and decompose the task into bone direction prediction…

计算机视觉与模式识别 · 计算机科学 2021-01-27 Tianlang Chen , Chen Fang , Xiaohui Shen , Yiheng Zhu , Zhili Chen , Jiebo Luo

Objective: The spinous process angle (SPA) is one of the essential parameters to denote three-dimensional (3-D) deformity of spine. We propose an automatic segmentation method based on Stacked Hourglass Network (SHN) to detect the spinous…

图像与视频处理 · 电气工程与系统科学 2021-05-25 Hong-Ye Zeng , Song-Han Ge , Yu-Chong Gao , De-Sen Zhou , Kang Zhou , Xu-Ming He , Edmond Lou , Rui Zheng

We present a method for simultaneously estimating 3D human pose and body shape from a sparse set of wide-baseline camera views. We train a symmetric convolutional autoencoder with a dual loss that enforces learning of a latent…

计算机视觉与模式识别 · 计算机科学 2018-07-05 Matthew Trumble , Andrew Gilbert , Adrian Hilton , John Collomosse

A renewed interest in upright therapy is currently driven by the availability of upright positioning and imaging systems. Aside from reduced cost, upright positioning possibly provides clinical advantages. The comparison between upright and…

医学物理 · 物理学 2024-06-18 M. C. Martire , L. Volz , C. Galeone , M. Durante , M. Pankuch , C. Graeff

We present deep neural network methodology to reconstruct the 3d pose and shape of people, given an input RGB image. We rely on a recently introduced, expressivefull body statistical 3d human model, GHUM, trained end-to-end, and learn to…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Andrei Zanfir , Eduard Gabriel Bazavan , Mihai Zanfir , William T. Freeman , Rahul Sukthankar , Cristian Sminchisescu

Reconstructing the 3D pose of a person in metric scale from a single view image is a geometrically ill-posed problem. For example, we can not measure the exact distance of a person to the camera from a single view image without additional…

计算机视觉与模式识别 · 计算机科学 2021-12-06 Zhijian Yang , Xiaoran Fan , Volkan Isler , Hyun Soo Park

Like other applications in computer vision, medical image segmentation has been most successfully addressed using deep learning models that rely on the convolution operation as their main building block. Convolutions enjoy important…

图像与视频处理 · 电气工程与系统科学 2022-04-05 Davood Karimi , Serge Vasylechko , Ali Gholipour

We propose to leverage recent advances in reliable 2D pose estimation with Convolutional Neural Networks (CNN) to estimate the 3D pose of people from depth images in multi-person Human-Robot Interaction (HRI) scenarios. Our method is based…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Angel Martínez-González , Michael Villamizar , Olivier Canévet , Jean-Marc Odobez

Our demonstration shows a system that estimates internal body structures from 3D surface models using deep convolutional neural networks trained on CT (computed tomography) images of the human body. To take pictures of structures inside the…

计算机视觉与模式识别 · 计算机科学 2018-01-08 Takumi Moriya , Kazuyuki Saito , Hiroya Tanaka

Predicting 3D human pose from a single monoscopic video can be highly challenging due to factors such as low resolution, motion blur and occlusion, in addition to the fundamental ambiguity in estimating 3D from 2D. Approaches that directly…

计算机视觉与模式识别 · 计算机科学 2021-04-26 Tao Jiang , Necati Cihan Camgoz , Richard Bowden

Existing methods for 3D human mesh recovery always directly estimate SMPL parameters, which involve both joint rotations and shape parameters. However, these methods present rotation semantic ambiguity, rotation error accumulation, and…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Xiaoyang Hao , Han Li , Jun Cheng , Lei Wang

Recovering 3D human body shape and pose from 2D images is a challenging task due to high complexity and flexibility of human body, and relatively less 3D labeled data. Previous methods addressing these issues typically rely on predicting…

计算机视觉与模式识别 · 计算机科学 2019-03-29 Pengfei Yao , Zheng Fang , Fan Wu , Yao Feng , Jiwei Li

Cervical spine fractures demand rapid and accurate diagnosis for effective clinical management. This study presents an automated, end-to-end pipeline for fracture detection across cervical vertebrae (C1--C7) that assesses the feasibility of…

计算机视觉与模式识别 · 计算机科学 2026-03-05 Fabi Nahian Madhurja , Rusab Sarmun , Muhammad E. H. Chowdhury , Adam Mushtak , Israa Al-Hashimi , Sohaib Bassam Zoghoul

Computed Tomography (CT) with its remarkable capability for three-dimensional imaging from multiple projections, enjoys a broad range of applications in clinical diagnosis, scientific observation, and industrial detection. Neural Adaptive…

图像与视频处理 · 电气工程与系统科学 2023-11-06 Bo Xiong , Changqing Su , Zihan Lin , You Zhou , Zhaofei Yu