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Related papers: Deep-PE: A Learning-Based Pose Evaluator for Point…

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Over the last two decades, deep learning has transformed the field of computer vision. Deep convolutional networks were successfully applied to learn different vision tasks such as image classification, image segmentation, object detection…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Yoli Shavit , Ron Ferens

We propose DeepMapping, a novel registration framework using deep neural networks (DNNs) as auxiliary functions to align multiple point clouds from scratch to a globally consistent frame. We use DNNs to model the highly non-convex mapping…

Computer Vision and Pattern Recognition · Computer Science 2019-04-10 Li Ding , Chen Feng

Point cloud registration has seen recent success with several learning-based methods that focus on correspondence matching and, as such, optimize only for this objective. Following the learning step of correspondence matching, they evaluate…

Computer Vision and Pattern Recognition · Computer Science 2023-09-29 Shengze Jin , Daniel Barath , Marc Pollefeys , Iro Armeni

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…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Haiping Wang , Yuan Liu , Zhen Dong , Yulan Guo , Yu-Shen Liu , Wenping Wang , Bisheng Yang

Multi-instance point cloud registration aims to estimate the pose of all instances of a model point cloud in the whole scene. Existing methods all adopt the strategy of first obtaining the global correspondence and then clustering to obtain…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Liyuan Zhang , Le Hui , Qi Liu , Bo Li , Yuchao Dai

Human head pose estimation is an essential problem in facial analysis in recent years that has a lot of computer vision applications such as gaze estimation, virtual reality, and driver assistance. Because of the importance of the head pose…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Chien Thai , Viet Tran , Minh Bui , Huong Ninh , Hai Tran

Point cloud registration methods can effectively handle large-scale, partially overlapping point cloud pairs. Despite its practicality, matching the unbalanced pairs in terms of spatial extent and density has been overlooked and rarely…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Kanghee Lee , Junha Lee , Jaesik Park

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

Registration of point clouds related by rigid transformations is one of the fundamental problems in computer vision. However, a solution to the practical scenario of aligning sparsely and differently sampled observations in the presence of…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Natalie Lang , Joseph M. Francos

Real-time registration of partially overlapping point clouds has emerging applications in cooperative perception for autonomous vehicles and multi-agent SLAM. The relative translation between point clouds in these applications is higher…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Eduardo Arnold , Sajjad Mozaffari , Mehrdad Dianati

Deep learning-based feature matching has shown great superiority for point cloud registration in the absence of pose priors. Although coarse-to-fine matching approaches are prevalent, the coarse matching of existing methods is typically…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Renlang Huang , Yufan Tang , Jiming Chen , Liang Li

In this paper we propose a rotation-invariant deep network for point clouds analysis. Point-based deep networks are commonly designed to recognize roughly aligned 3D shapes based on point coordinates, but suffer from performance drops with…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Ruixuan Yu , Xin Wei , Federico Tombari , Jian Sun

We address the problem of learning accurate 3D shape and camera pose from a collection of unlabeled category-specific images. We train a convolutional network to predict both the shape and the pose from a single image by minimizing the…

Computer Vision and Pattern Recognition · Computer Science 2018-10-23 Eldar Insafutdinov , Alexey Dosovitskiy

We present Lepard, a Learning based approach for partial point cloud matching in rigid and deformable scenes. The key characteristics are the following techniques that exploit 3D positional knowledge for point cloud matching: 1) An…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Yang Li , Tatsuya Harada

Category-level object pose estimation aims to find 6D object poses of previously unseen object instances from known categories without access to object CAD models. To reduce the huge amount of pose annotations needed for category-level…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Xiaolong Li , Yijia Weng , Li Yi , Leonidas Guibas , A. Lynn Abbott , Shuran Song , He Wang

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

This paper presents DeepI2P: a novel approach for cross-modality registration between an image and a point cloud. Given an image (e.g. from a rgb-camera) and a general point cloud (e.g. from a 3D Lidar scanner) captured at different…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Jiaxin Li , Gim Hee Lee

Deep learning-based point cloud registration models are often generalized from extensive training over a large volume of data to learn the ability to predict the desired geometric transformation to register 3D point clouds. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Lingjing Wang , Yu Hao , Xiang Li , Yi Fang

The 3D Human Pose Estimation (3D HPE) task uses 2D images or videos to predict human joint coordinates in 3D space. Despite recent advancements in deep learning-based methods, they mostly ignore the capability of coupling accessible texts…

Computer Vision and Pattern Recognition · Computer Science 2024-05-09 Jinglin Xu , Yijie Guo , Yuxin Peng

Traditional algorithms of point set registration minimizing point-to-plane distances often achieve a better estimation of rigid transformation than those minimizing point-to-point distances. Nevertheless, recent deep-learning-based methods…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Tatsuya Yatagawa , Yutaka Ohtake , Hiromasa Suzuki