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Face registration deforms a template mesh to closely fit a 3D face scan, the quality of which commonly degrades in non-skin regions (e.g., hair, beard, accessories), because the optimized template-to-scan distance pulls the template mesh…

Reliably and physically accurately transferring information between images through deformable image registration with large anatomical differences is an open challenge in medical image analysis. Most existing methods have two key…

计算机视觉与模式识别 · 计算机科学 2023-03-13 Georgios Andreadis , Peter A. N. Bosman , Tanja Alderliesten

This paper addresses the problem of 3D pose estimation for multiple people in a few calibrated camera views. The main challenge of this problem is to find the cross-view correspondences among noisy and incomplete 2D pose predictions. Most…

计算机视觉与模式识别 · 计算机科学 2019-01-15 Junting Dong , Wen Jiang , Qixing Huang , Hujun Bao , Xiaowei Zhou

In this paper, we introduce a novel RGB-D based relative pose estimation approach that is suitable for small-overlapping or non-overlapping scans and can output multiple relative poses. Our method performs scene completion and matches the…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Zhenpei Yang , Siming Yan , Qixing Huang

Reconstruction of 3D neural fields from posed images has emerged as a promising method for self-supervised representation learning. The key challenge preventing the deployment of these 3D scene learners on large-scale video data is their…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Cameron Smith , Yilun Du , Ayush Tewari , Vincent Sitzmann

We present a method named iComMa to address the 6D camera pose estimation problem in computer vision. Conventional pose estimation methods typically rely on the target's CAD model or necessitate specific network training tailored to…

计算机视觉与模式识别 · 计算机科学 2024-03-21 Yuan Sun , Xuan Wang , Yunfan Zhang , Jie Zhang , Caigui Jiang , Yu Guo , Fei Wang

Image Registration is the process of aligning two or more images of the same scene with reference to a particular image. The images are captured from various sensors at different times and at multiple view-points. Thus to get a better…

计算机视觉与模式识别 · 计算机科学 2017-12-21 Sayan Nag

In this paper, we present a new method for the multiview registration of point cloud. Previous multiview registration methods rely on exhaustive pairwise registration to construct a densely-connected pose graph and apply Iteratively…

计算机视觉与模式识别 · 计算机科学 2023-04-04 Haiping Wang , Yuan Liu , Zhen Dong , Yulan Guo , Yu-Shen Liu , Wenping Wang , Bisheng Yang

Deep Learning-based 2D/3D registration methods are highly robust but often lack the necessary registration accuracy for clinical application. A refinement step using the classical optimization-based 2D/3D registration method applied in…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Srikrishna Jaganathan , Jian Wang , Anja Borsdorf , Karthik Shetty , Andreas Maier

Accurate 3D reconstruction from multi-view images is essential for downstream robotic tasks such as navigation, manipulation, and environment understanding. However, obtaining precise camera poses in real-world settings remains challenging,…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Sriram Srinivasan , Gautam Ramachandra

"Frontalization" is the process of synthesizing frontal facing views of faces appearing in single unconstrained photos. Recent reports have suggested that this process may substantially boost the performance of face recognition systems.…

计算机视觉与模式识别 · 计算机科学 2014-12-01 Tal Hassner , Shai Harel , Eran Paz , Roee Enbar

Continuum robots have emerged as a promising technology in the medical field due to their potential of accessing deep sited locations of the human body with low surgical trauma. When deriving physics-based models for these robots,…

机器人学 · 计算机科学 2024-05-27 Matthias K. Hoffmann , Julian Mühlenhoff , Zhaoheng Ding , Thomas Sattel , Kathrin Flaßkamp

Since the introduction of modern deep learning methods for object pose estimation, test accuracy and efficiency has increased significantly. For training, however, large amounts of annotated training data are required for good performance.…

计算机视觉与模式识别 · 计算机科学 2021-08-18 Frederik Hagelskjaer , Anders Glent Buch

Given the image collection of an object, we aim at building a real-time image-based pose estimation method, which requires neither its CAD model nor hours of object-specific training. Recent NeRF-based methods provide a promising solution…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Ronghan Chen , Yang Cong , Yu Ren

We consider a single-query 6-DoF camera pose estimation with reference images and a point cloud, i.e. the problem of estimating the position and orientation of a camera by using reference images and a point cloud. In this work, we perform a…

计算机视觉与模式识别 · 计算机科学 2018-08-20 Junsheng Fu , Said Pertuz , Jiri Matas , Joni-Kristian Kämäräinen

In this paper, we propose a novel 3D human pose estimation algorithm from a single image based on neural networks. We adopted the structure of the relational networks in order to capture the relations among different body parts. In our…

计算机视觉与模式识别 · 计算机科学 2018-07-23 Sungheon Park , Nojun Kwak

We introduce our method and system for face recognition using multiple pose-aware deep learning models. In our representation, a face image is processed by several pose-specific deep convolutional neural network (CNN) models to generate…

We present Zero-NeRF, a projective surface registration method that, to the best of our knowledge, offers the first general solution capable of alignment between scene representations with minimal or zero visual correspondence. To do this,…

计算机视觉与模式识别 · 计算机科学 2022-11-24 Casey Peat , Oliver Batchelor , Richard Green , James Atlas

We present INSPIRE, a top-performing general-purpose method for deformable image registration. INSPIRE brings distance measures which combine intensity and spatial information into an elastic B-splines-based transformation model and…

计算机视觉与模式识别 · 计算机科学 2023-03-28 Johan Öfverstedt , Joakim Lindblad , Nataša Sladoje

Deep learning-based multi-view facial capture methods have shown impressive accuracy while being several orders of magnitude faster than a traditional mesh registration pipeline. However, the existing systems (e.g. TEMPEH) are strictly…

计算机视觉与模式识别 · 计算机科学 2024-07-16 Jing Li , Di Kang , Zhenyu He