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We introduce a novel, end-to-end learnable, differentiable non-rigid tracker that enables state-of-the-art non-rigid reconstruction by a learned robust optimization. Given two input RGB-D frames of a non-rigidly moving object, we employ a…

计算机视觉与模式识别 · 计算机科学 2021-01-13 Aljaž Božič , Pablo Palafox , Michael Zollhöfer , Angela Dai , Justus Thies , Matthias Nießner

We introduce Neural Deformation Graphs for globally-consistent deformation tracking and 3D reconstruction of non-rigid objects. Specifically, we implicitly model a deformation graph via a deep neural network. This neural deformation graph…

计算机视觉与模式识别 · 计算机科学 2020-12-04 Aljaž Božič , Pablo Palafox , Michael Zollhöfer , Justus Thies , Angela Dai , Matthias Nießner

Capturing and reconstructing high-speed dynamic 3D scenes has numerous applications in computer graphics, vision, and interdisciplinary fields such as robotics, aerodynamics, and evolutionary biology. However, achieving this using a single…

计算机视觉与模式识别 · 计算机科学 2025-02-10 Zihao Zou , Ziyuan Qu , Xi Peng , Vivek Boominathan , Adithya Pediredla , Praneeth Chakravarthula

We present a novel approach for inspecting variable data prints (VDP) with an ultra-low false alarm rate (0.005%) and potential applicability to other real-world problems. The system is based on a comparison between two images: a reference…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Oren Haik , Oded Perry , Eli Chen , Peter Klammer

We present PointFusion, a generic 3D object detection method that leverages both image and 3D point cloud information. Unlike existing methods that either use multi-stage pipelines or hold sensor and dataset-specific assumptions,…

计算机视觉与模式识别 · 计算机科学 2018-08-28 Danfei Xu , Dragomir Anguelov , Ashesh Jain

This paper introduces a new method for 3D point cloud registration based on deep learning. The architecture is composed of three distinct blocs: (i) an encoder composed of a convolutional graph-based descriptor that encodes the immediate…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Karim Slimani , Brahim Tamadazte , Catherine Achard

Non-rigid registration is a crucial task with applications in medical imaging, industrial robotics, computer vision, and entertainment. Standard approaches accomplish this task using variations on the Non-Rigid Iterative Closest Point…

图形学 · 计算机科学 2025-10-22 Gabrielle Browne , Mengfei Liu , Eitan Grinspun , Otman Benchekroun

Keypoint detection serves as the basis for many computer vision and robotics applications. Despite the fact that colored point clouds can be readily obtained, most existing keypoint detectors extract only geometry-salient keypoints, which…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Hanzhe Teng , Dimitrios Chatziparaschis , Xinyue Kan , Amit K. Roy-Chowdhury , Konstantinos Karydis

RGB images differentiate from depth images as they carry more details about the color and texture information, which can be utilized as a vital complementary to depth for boosting the performance of 3D semantic scene completion (SSC). SSC…

计算机视觉与模式识别 · 计算机科学 2019-05-02 Jie Li , Yu Liu , Dong Gong , Qinfeng Shi , Xia Yuan , Chunxia Zhao , Ian Reid

Existing optimization-based methods for non-rigid registration typically minimize an alignment error metric based on the point-to-point or point-to-plane distance between corresponding point pairs on the source surface and target surface.…

计算机视觉与模式识别 · 计算机科学 2025-10-01 Yuxin Yao , Bailin Deng , Junhui Hou , Juyong Zhang

Image-to-point cloud registration aims to determine the relative camera pose between an RGB image and a reference point cloud, serving as a general solution for locating 3D objects from 2D observations. Matching individual points with…

计算机视觉与模式识别 · 计算机科学 2024-01-19 Gongxin Yao , Yixin Xuan , Yiwei Chen , Yu Pan

Cascaded regression method is a fast and accurate method on finding 2D pose of objects in RGB images. It is able to find the accurate pose of objects in an image by a great number of corrections on the good initial guess of the pose of…

计算机视觉与模式识别 · 计算机科学 2017-09-26 Wenye He

This paper presents a novel architecture for simultaneous estimation of highly accurate optical flows and rigid scene transformations for difficult scenarios where the brightness assumption is violated by strong shading changes. In the case…

计算机视觉与模式识别 · 计算机科学 2022-09-15 Torben Fetzer , Gerd Reis , Didier Stricker

Estimating the 6D pose of objects using only RGB images remains challenging because of problems such as occlusion and symmetries. It is also difficult to construct 3D models with precise texture without expert knowledge or specialized…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Kiru Park , Timothy Patten , Markus Vincze

In the field of 3D object detection for autonomous driving, LiDAR-Camera (LC) fusion is the top-performing sensor configuration. Still, LiDAR is relatively high cost, which hinders adoption of this technology for consumer automobiles.…

计算机视觉与模式识别 · 计算机科学 2024-03-29 Lingjun Zhao , Jingyu Song , Katherine A. Skinner

In this paper, we present a Convolutional Neural Network (CNN) regression approach for real-time 2-D/3-D registration. Different from optimization-based methods, which iteratively optimize the transformation parameters over a scalar-valued…

计算机视觉与模式识别 · 计算机科学 2016-04-26 Shun Miao , Z. Jane Wang , Rui Liao

With the advent of autonomous vehicles, LiDAR and cameras have become an indispensable combination of sensors. They both provide rich and complementary data which can be used by various algorithms and machine learning to sense and make…

机器人学 · 计算机科学 2017-05-30 Ankit Dhall , Kunal Chelani , Vishnu Radhakrishnan , K. M. Krishna

3D alignment has become a very important part of 3D scanning technology. For instance, we can divide the alignment process into four steps: key point detection, key point description, initial pose estimation, and alignment refinement.…

计算机视觉与模式识别 · 计算机科学 2021-10-29 Abdenour Amamra , Khalid Boumaza

Providing machines with the ability to recognize objects like humans has always been one of the primary goals of machine vision. The introduction of RGB-D cameras has paved the way for a significant leap forward in this direction thanks to…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Mohammad Reza Loghmani , Mirco Planamente , Barbara Caputo , Markus Vincze

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…

计算机视觉与模式识别 · 计算机科学 2017-09-01 Xiaoshui Huang