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In this paper, we propose a novel 3D registration paradigm, Generative Point Cloud Registration, which bridges advanced 2D generative models with 3D matching tasks to enhance registration performance. Our key idea is to generate cross-view…

计算机视觉与模式识别 · 计算机科学 2026-02-17 Haobo Jiang , Jin Xie , Jian Yang , Liang Yu , Jianmin Zheng

Generative adversarial networks (GANs) have proven effective in modeling distributions of high-dimensional data. However, their training instability is a well-known hindrance to convergence, which results in practical challenges in their…

机器学习 · 计算机科学 2022-09-28 Alessandro Ferrero , Shireen Elhabian , Ross Whitaker

Generative adversarial networks (GANs) are a novel approach to generative modelling, a task whose goal it is to learn a distribution of real data points. They have often proved difficult to train: GANs are unlike many techniques in machine…

机器学习 · 计算机科学 2018-07-02 Samuel A. Barnett

Fast and accurate simulations of the non-linear evolution of the cosmic density field are a major component of many cosmological analyses, but the computational time and storage required to run them can be exceedingly large. For this…

宇宙学与河外天体物理 · 物理学 2020-11-17 Richard M. Feder , Philippe Berger , George Stein

Despite the remarkable success of generative adversarial networks, their performance seems less impressive for diverse training sets, requiring learning of discontinuous mapping functions. Though multi-mode prior or multi-generator models…

计算机视觉与模式识别 · 计算机科学 2019-09-17 Jogendra Nath Kundu , Maharshi Gor , Dakshit Agrawal , R. Venkatesh Babu

We present the first generative adversarial network (GAN) for natural image matting. Our novel generator network is trained to predict visually appealing alphas with the addition of the adversarial loss from the discriminator that is…

计算机视觉与模式识别 · 计算机科学 2018-07-27 Sebastian Lutz , Konstantinos Amplianitis , Aljosa Smolic

Unlike on images, semantic learning on 3D point clouds using a deep network is challenging due to the naturally unordered data structure. Among existing works, PointNet has achieved promising results by directly learning on point sets.…

计算机视觉与模式识别 · 计算机科学 2018-04-05 Yiru Shen , Chen Feng , Yaoqing Yang , Dong Tian

Recent developments in the 3D scanning technologies have made the generation of highly accurate 3D point clouds relatively easy but the segmentation of these point clouds remains a challenging area. A number of techniques have set precedent…

计算机视觉与模式识别 · 计算机科学 2018-06-25 Omair Hassaan , Abeera Shamail , Zain Butt , Murtaza Taj

Unlike images which are represented in regular dense grids, 3D point clouds are irregular and unordered, hence applying convolution on them can be difficult. In this paper, we extend the dynamic filter to a new convolution operation, named…

计算机视觉与模式识别 · 计算机科学 2020-11-11 Wenxuan Wu , Zhongang Qi , Li Fuxin

In autonomous driving pipelines, perception modules provide a visual understanding of the surrounding road scene. Among the perception tasks, vehicle detection is of paramount importance for a safe driving as it identifies the position of…

计算机视觉与模式识别 · 计算机科学 2019-11-28 Jesus Zarzar , Silvio Giancola , Bernard Ghanem

The ever-increasing demand for 3D modeling in the emerging immersive applications has made point clouds an essential class of data for 3D image and video processing. Tree based structures are commonly used for representing point clouds…

多媒体 · 计算机科学 2021-10-25 Hoda Roodaki , Mahdi Nazm Bojnordi

Collider data generation with machine learning has become increasingly popular in particle physics due to the high computational cost of conventional Monte Carlo simulations, particularly for future high-luminosity colliders. We propose a…

高能物理 - 实验 · 物理学 2024-08-12 Benno Käch , Isabell Melzer-Pellmann , Dirk Krücker

We present a new weakly supervised learning-based method for generating novel category-specific 3D shapes from unoccluded image collections. Our method is weakly supervised and only requires silhouette annotations from unoccluded,…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Xiao Li , Yue Dong , Pieter Peers , Xin Tong

Recent work has shown significant progress in the direction of synthetic data generation using Generative Adversarial Networks (GANs). GANs have been applied in many fields of computer vision including text-to-image conversion, domain…

计算机视觉与模式识别 · 计算机科学 2019-03-07 Mkhuseli Ngxande , Jules-Raymond Tapamo , Michael Burke

In the recent years, the research community has witnessed growing use of 3D point cloud data for the high applicability in various real-world applications. By means of 3D point cloud, this modality enables to consider the actual size and…

计算机视觉与模式识别 · 计算机科学 2025-04-01 Daichi Otsuka , Shinichi Mae , Ryosuke Yamada , Hirokatsu Kataoka

We examined the feasibility of generative adversarial networks (GANs) to generate photo-realistic images from LiDAR point clouds. For this purpose, we created a dataset of point cloud image pairs and trained the GAN to predict…

计算机视觉与模式识别 · 计算机科学 2021-12-22 Nuriel Shalom Mor

The point cloud is gaining prominence as a method for representing 3D shapes, but its irregular format poses a challenge for deep learning methods. The common solution of transforming the data into a 3D voxel grid introduces its own…

计算机视觉与模式识别 · 计算机科学 2017-11-23 Yizhak Ben-Shabat , Michael Lindenbaum , Anath Fischer

In this paper, we propose an effective point cloud generation method, which can generate multi-resolution point clouds of the same shape from a latent vector. Specifically, we develop a novel progressive deconvolution network with the…

计算机视觉与模式识别 · 计算机科学 2020-07-13 Le Hui , Rui Xu , Jin Xie , Jianjun Qian , Jian Yang

3D object classification and segmentation using deep neural networks has been extremely successful. As the problem of identifying 3D objects has many safety-critical applications, the neural networks have to be robust against adversarial…

计算机视觉与模式识别 · 计算机科学 2019-07-01 Daniel Liu , Ronald Yu , Hao Su

Medical image processing has been highlighted as an area where deep learning-based models have the greatest potential. However, in the medical field in particular, problems of data availability and privacy are hampering research progress…

图像与视频处理 · 电气工程与系统科学 2023-10-27 Christoph Angermann , Johannes Bereiter-Payr , Kerstin Stock , Markus Haltmeier , Gerald Degenhart