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Related papers: Deep Global Registration

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Point cloud registration is the task of estimating the rigid transformation that aligns a pair of point cloud fragments. We present an efficient and robust framework for pairwise registration of real-world 3D scans, leveraging Hough voting…

Computer Vision and Pattern Recognition · Computer Science 2021-09-10 Junha Lee , Seungwook Kim , Minsu Cho , Jaesik Park

Point cloud registration is a fundamental problem in 3D computer vision, graphics and robotics. For the last few decades, existing registration algorithms have struggled in situations with large transformations, noise, and time constraints.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Wentao Yuan , Ben Eckart , Kihwan Kim , Varun Jampani , Dieter Fox , Jan Kautz

We present 3DRegNet, a novel deep learning architecture for the registration of 3D scans. Given a set of 3D point correspondences, we build a deep neural network to address the following two challenges: (i) classification of the point…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 G. Dias Pais , Srikumar Ramalingam , Venu Madhav Govindu , Jacinto C. Nascimento , Rama Chellappa , Pedro Miraldo

RGB-D scanning of indoor environments is important for many applications, including real estate, interior design, and virtual reality. However, it is still challenging to register RGB-D images from a hand-held camera over a long video…

Computer Vision and Pattern Recognition · Computer Science 2016-11-24 Maciej Halber , Thomas Funkhouser

Three-dimensional data registration is an established yet challenging problem that is key in many different applications, such as mapping the environment for autonomous vehicles, and modeling objects and people for avatar creation, among…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Hanz Cuevas-Velasquez , Alejandro Galán-Cuenca , Antonio Javier Gallego , Marcelo Saval-Calvo , Robert B. Fisher

While much progress has been made on the task of 3D point cloud registration, there still exists no learning-based method able to estimate the 6D pose of an object observed by a 2.5D sensor in a scene. The challenges of this scenario…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Zheng Dang , Fei Wang , Mathieu Salzmann

We present a fast learning-based algorithm for deformable, pairwise 3D medical image registration. Current registration methods optimize an objective function independently for each pair of images, which can be time-consuming for large…

Computer Vision and Pattern Recognition · Computer Science 2019-03-14 Guha Balakrishnan , Amy Zhao , Mert R. Sabuncu , John Guttag , Adrian V. Dalca

In this paper, we introduce an SE(3) diffusion model-based point cloud registration framework for 6D object pose estimation in real-world scenarios. Our approach formulates the 3D registration task as a denoising diffusion process, which…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Haobo Jiang , Mathieu Salzmann , Zheng Dang , Jin Xie , Jian 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…

Computer Vision and Pattern Recognition · Computer Science 2021-10-05 Srikrishna Jaganathan , Jian Wang , Anja Borsdorf , Karthik Shetty , Andreas Maier

Deep learning (DL) image registration methods amortize the costly pair-wise iterative optimization by training deep neural networks to predict the optimal transformation in one fast forward-pass. In this work, we bridge the gap between…

Image and Video Processing · Electrical Eng. & Systems 2022-09-13 Huaqi Qiu , Kerstin Hammernik , Chen Qin , Chen Chen , Daniel Rueckert

We present a novel, data driven approach for solving the problem of registration of two point cloud scans. Our approach is direct in the sense that a single pair of corresponding local patches already provides the necessary transformation…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Haowen Deng , Tolga Birdal , Slobodan Ilic

Conventional deformable registration methods aim at solving an optimization model carefully designed on image pairs and their computational costs are exceptionally high. In contrast, recent deep learning based approaches can provide fast…

Computer Vision and Pattern Recognition · Computer Science 2021-10-01 Risheng Liu , Zi Li , Xin Fan , Chenying Zhao , Hao Huang , Zhongxuan Luo

Deformable registration is one of the most challenging task in the field of medical image analysis, especially for the alignment between different sequences and modalities. In this paper, a non-rigid registration method is proposed for 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-02-27 Xiaoyue Zhang , Weijian Jian , Yu Chen , Shihting Yang

3D point cloud registration is a fundamental problem in computer vision and robotics. Recently, learning-based point cloud registration methods have made great progress. However, these methods are sensitive to outliers, which lead to more…

Computer Vision and Pattern Recognition · Computer Science 2022-11-10 Kexue Fu , Jiazheng Luo , Xiaoyuan Luo , Shaolei Liu , Chenxi Zhang , Manning Wang

This article presents for the first time a global method for registering 3D curves with 3D surfaces without requiring an initialization. The algorithm works with 2-tuples point+vector that consist in pairs of points augmented with the…

Computer Vision and Pattern Recognition · Computer Science 2018-04-03 Carolina Raposo , Joao P. Barreto

Deep neural networks are increasingly used for pair-wise image registration. We propose to extend current learning-based image registration to allow simultaneous registration of multiple images. To achieve this, we build upon the pair-wise…

Image and Video Processing · Electrical Eng. & Systems 2020-10-02 Tycho F. A. van der Ouderaa , Ivana Išgum , Wouter B. Veldhuis , Bob D. de Vos

This paper concerns the research problem of point cloud registration to find the rigid transformation to optimally align the source point set with the target one. Learning robust point cloud registration models with deep neural networks has…

Computer Vision and Pattern Recognition · Computer Science 2024-02-23 Yu Hao , Yi Fang

3D point cloud registration is a fundamental problem in computer vision and robotics. There has been extensive research in this area, but existing methods meet great challenges in situations with a large proportion of outliers and time…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Kexue Fu , Shaolei Liu , Xiaoyuan Luo , Manning Wang

In recent years, implicit functions have drawn attention in the field of 3D reconstruction and have successfully been applied with Deep Learning. However, for incremental reconstruction, implicit function-based registrations have been…

Robotics · Computer Science 2022-06-01 Yijun Yuan , Andreas Nuechter

Multimodal image registration (MIR) is a fundamental procedure in many image-guided therapies. Recently, unsupervised learning-based methods have demonstrated promising performance over accuracy and efficiency in deformable image…

Computer Vision and Pattern Recognition · Computer Science 2020-11-13 Zhe Xu , Jiangpeng Yan , Jie Luo , Xiu Li , Jayender Jagadeesan
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