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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…

计算机视觉与模式识别 · 计算机科学 2022-01-28 Dvir Ginzburg , Dan Raviv

Finding correspondences between 3D shapes is a crucial problem in computer vision and graphics, which is for example relevant for tasks like shape interpolation, pose transfer, or texture transfer. An often neglected but essential property…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Viktoria Ehm , Paul Roetzer , Marvin Eisenberger , Maolin Gao , Florian Bernard , Daniel Cremers

Jointly matching multiple, non-rigidly deformed 3D shapes is a challenging, $\mathcal{NP}$-hard problem. A perfect matching is necessarily cycle-consistent: Following the pairwise point correspondences along several shapes must end up at…

计算机视觉与模式识别 · 计算机科学 2023-03-29 Harshil Bhatia , Edith Tretschk , Zorah Lähner , Marcel Seelbach Benkner , Michael Moeller , Christian Theobalt , Vladislav Golyanik

Graph contrastive learning (GCL) is a popular method for leaning graph representations by maximizing the consistency of features across augmented views. Traditional GCL methods utilize single-perspective i.e. data or model-perspective)…

机器学习 · 计算机科学 2024-06-04 Zelin Yao , Chuang Liu , Xueqi Ma , Mukun Chen , Jia Wu , Xiantao Cai , Bo Du , Wenbin Hu

Rolling bearings are critical components in rotating machinery, and their faults can cause severe damage. Early detection of abnormalities is crucial to prevent catastrophic accidents. Traditional and intelligent methods have been used to…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Weiyang Jin

We explain how to combine holonomic quantum computation (HQC) with fault tolerant quantum error correction. This establishes the scalability of HQC, putting it on equal footing with other models of computation, while retaining the inherent…

量子物理 · 物理学 2009-02-20 Ognyan Oreshkov , Todd A. Brun , Daniel A. Lidar

The Chamfer Distance (CD) is a cornerstone objective function for point cloud completion, yet its inherent symmetric weighting mechanism limits the quality of the generated results. By penalizing local detail deviations and global coverage…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Jie Li , Shengwei Tian , Long Yu , Xin Ning

The accuracy of information transmission while solving domain decomposed problems is crucial to smooth transition of a solution around the interface/overlapping region. This paper describes a systematical study on an accuracy enhancing…

数值分析 · 数学 2021-12-17 Wenbin Dong , Yingjie Liu , Hansong Tang

Chamfer Distance (CD) is widely used as a metric to quantify difference between two point clouds. In point cloud completion, Chamfer Distance (CD) is typically used as a loss function in deep learning frameworks. However, it is generally…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Fangzhou Lin , Songlin Hou , Haotian Liu , Shang Gao , Kazunori D Yamada , Haichong K. Zhang , Ziming Zhang

The paper presents an image denoising algorithm by combining a method that is based on directional quasi-analytic wavelet packets (qWPs) with the popular BM3D algorithm. The qWPs and its corresponding transforms are designed in [1]. The…

图像与视频处理 · 电气工程与系统科学 2022-06-10 Amir Averbuch , Pekka Neittaanmaki , Valery Zheludev , Moshe Salhov , Jonathan Hauser

Recent theoretical studies have highlighted the role of spatially varying cavity electromagnetic fields in exploring novel cavity quantum electrodynamics (cQED) phenomena, such as the potential realization of the elusive Dicke superradiant…

In this paper, we develop a simplified hybrid weighted essentially non-oscillatory (WENO) method combined with the modified ghost fluid method (MGFM) [28] to simulate the compressible two-medium flow problems. The MGFM can turn the…

计算物理 · 物理学 2020-09-02 Zhuang Zhao , Yibing Chen , Jianxian Qiu

Motivated by the inadequacy of conducting atomistic simulations of crack propagation using static boundary conditions that do not reflect the movement of the crack tip, we extend Sinclair's flexible boundary condition algorithm [Philos.…

计算物理 · 物理学 2021-03-10 Maciej Buze , James R. Kermode

This paper is a first report on the determination of $\Lambda_{\msbar}$ from lattice simulations with 2+1+1 twisted-mass dynamical flavours {\it via} the computation of the ghost-gluon coupling renormalized in the MOM Taylor scheme. We show…

高能物理 - 格点 · 物理学 2015-05-30 B. Blossier , Ph. Boucaud , M. Brinet , F. De Soto , X. Du , M. Gravina , V. Morenas , O. Pène , K. Petrov , J. Rodríguez-Quintero

In this paper, we investigate the error correction of universal Gaussian transformations obtained in the process of continuous-variable quantum computations. We have tried to bring our theoretical studies closer to the actual picture in the…

量子物理 · 物理学 2022-01-24 Korolev S. B. , Golubeva T. Yu

Small displacement methods have been successfully used to calculate the lattice dynamical properties of crystals. It involves displacing atoms by a small amount in order to calculate the induced forces on all atoms in a supercell for the…

材料科学 · 物理学 2020-10-16 Chee Kwan Gan , Yun Liu , Tze Chien Sum , Kedar Hippalgaonkar

One of the main challenges in the numerical modeling of binary neutron-star (BNS) mergers is long-term simulations of the post-merger remnant over timescales of the order of seconds. When this modeling includes all the aspects of complex…

广义相对论与量子宇宙学 · 物理学 2024-04-11 Harry Ho-Yin Ng , Jin-Liang Jiang , Carlo Musolino , Christian Ecker , Samuel D. Tootle , Luciano Rezzolla

Color consistency correction for color point clouds is a fundamental yet important task in 3D rendering and compression applications. In the past, most previous color correction methods aimed at correcting color for color images. The…

计算机视觉与模式识别 · 计算机科学 2025-11-05 Kuo-Liang Chung , Ting-Chung Tang

The recently published hyper-reduction method "Empirically Corrected Cluster Cubature" (E3C) is for the first time applied in three dimensions (here magnetostatics). The method is verified to give accurate results even for a small number of…

计算物理 · 物理学 2025-05-12 Hauke Goldbeck , Stephan Wulfinghoff

We report the optimisation of optical properties of single defects in three-dimensional (3D) face-centred-cubic (FCC) woodpile photonic crystal (PC) cavities by using plane-wave expansion (PWE) and finite-difference time-domain (FDTD)…

量子物理 · 物理学 2015-03-24 Mike P. C. Taverne , Y. -L. D. Ho , J. G. Rarity