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We tackle the problem of getting a full 6-DOF pose estimation of a query image inside a given point cloud. This technical report re-evaluates the algorithms proposed by Y. Li et al. "Worldwide Pose Estimation using 3D Point Cloud". Our code…

Computer Vision and Pattern Recognition · Computer Science 2015-11-05 Fabian Tschopp , Marco Zorzi

Point cloud anomaly detection under the anomaly-free setting poses significant challenges as it requires accurately capturing the features of 3D normal data to identify deviations indicative of anomalies. Current efforts focus on devising…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Jianan Ye , Weiguang Zhao , Xi Yang , Guangliang Cheng , Kaizhu Huang

Object 6D pose estimation is an important research topic in the field of computer vision due to its wide application requirements and the challenges brought by complexity and changes in the real-world. We think fully exploring the…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Weitong Hua , Jiaxin Guo , Yue Wang , Rong Xiong

Real-time 3D object detection from point clouds is essential for dynamic scene understanding in applications such as augmented reality, robotics and navigation. We introduce a novel Spatial-prioritized and Rank-aware 3D object detection…

Computer Vision and Pattern Recognition · Computer Science 2025-11-21 Chenyu Zhao , Xianwei Zheng , Zimin Xia , Linwei Yue , Nan Xue

Point clouds provide a compact and efficient representation of 3D shapes. While deep neural networks have achieved impressive results on point cloud learning tasks, they require massive amounts of manually labeled data, which can be costly…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Omid Poursaeed , Tianxing Jiang , Han Qiao , Nayun Xu , Vladimir G. Kim

This paper introduces key machine learning operations that allow the realization of robust, joint 6D pose estimation of multiple instances of objects either densely packed or in unstructured piles from RGB-D data. The first objective is to…

Robotics · Computer Science 2019-10-14 Chaitanya Mitash , Bowen Wen , Kostas Bekris , Abdeslam Boularias

As the development of 3D sensors, registration of 3D data (e.g. point cloud) coming from different kind of sensor is dispensable and shows great demanding. However, point cloud registration between different sensors is challenging because…

Computer Vision and Pattern Recognition · Computer Science 2017-09-01 Xiaoshui Huang

We present a novel non-iterative learnable method for partial-to-partial 3D shape registration. The partial alignment task is extremely complex, as it jointly tries to match between points and identify which points do not appear in the…

Computer Vision and Pattern Recognition · Computer Science 2022-01-28 Dvir Ginzburg , Dan Raviv

Point cloud analysis (such as 3D segmentation and detection) is a challenging task, because of not only the irregular geometries of many millions of unordered points, but also the great variations caused by depth, viewpoint, occlusion, etc.…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Tuo Feng , Wenguan Wang , Xiaohan Wang , Yi Yang , Qinghua Zheng

3D landmark detection plays a pivotal role in various applications such as 3D registration, pose estimation, and virtual try-on. While considerable success has been achieved in 2D human landmark detection or pose estimation, there is a…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Fan Zhang , Shuyi Mao , Qing Li , Xiaojiang Peng

Image-to-point cloud registration seeks to estimate their relative camera pose, which remains an open question due to the data modality gaps. The recent matching-based methods tend to tackle this by building 2D-3D correspondences. In this…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Gongxin Yao , Xinyang Li , Yixin Xuan , Yu Pan

Using 3D point clouds in odometry estimation in robotics often requires finding a set of correspondences between points in subsequent scans. While there are established methods for point clouds of sufficient quality, state-of-the-art still…

Robotics · Computer Science 2025-06-24 Jan Michalczyk , Stephan Weiss , Jan Steinbrener

Accurate 3D geometry acquisition is essential for a wide range of applications, such as computer graphics, autonomous driving, robotics, and augmented reality. However, raw point clouds acquired in real-world environments are often…

Graphics · Computer Science 2025-08-26 Jinxi Wang , Ben Fei , Dasith de Silva Edirimuni , Zheng Liu , Ying He , Xuequan Lu

Point cloud registration involves determining a rigid transformation to align a source point cloud with a target point cloud. This alignment is fundamental in applications such as autonomous driving, robotics, and medical imaging, where…

Computer Vision and Pattern Recognition · Computer Science 2025-02-04 Yu-Xin Zhang , Jie Gui , Baosheng Yu , Xiaofeng Cong , Xin Gong , Wenbing Tao , Dacheng Tao

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

High-resolution 3D point clouds are highly effective for detecting subtle structural anomalies in industrial inspection. However, their dense and irregular nature imposes significant challenges, including high computational cost,…

Computer Vision and Pattern Recognition · Computer Science 2025-07-18 Zi Wang , Katsuya Hotta , Koichiro Kamide , Yawen Zou , Chao Zhang , Jun Yu

Point cloud registration involves aligning one point cloud with another or with a three-dimensional (3D) model, enabling the integration of multimodal data into a unified representation. This is essential in applications such as…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Mehdi Maboudi , Said Harb , Jackson Ferrao , Kourosh Khoshelham , Yelda Turkan , Karam Mawas

Obtaining accurate 3D object poses is vital for numerous computer vision applications, such as 3D reconstruction and scene understanding. However, annotating real-world objects is time-consuming and challenging. While synthetically…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Jiahao Yang , Wufei Ma , Angtian Wang , Xiaoding Yuan , Alan Yuille , Adam Kortylewski

Current RGB-based 6D object pose estimation methods have achieved noticeable performance on datasets and real world applications. However, predicting 6D pose from single 2D image features is susceptible to disturbance from changing of…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Jun Wu , Lilu Liu , Yue Wang , Rong Xiong

Real-time robotic grasping, supporting a subsequent precise object-in-hand operation task, is a priority target towards highly advanced autonomous systems. However, such an algorithm which can perform sufficiently-accurate grasping with…

Computer Vision and Pattern Recognition · Computer Science 2021-11-12 Tuan-Tang Le , Trung-Son Le , Yu-Ru Chen , Joel Vidal , Chyi-Yeu Lin
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