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Generalized belief propagation (GBP) has proven to be a promising technique for approximate inference tasks in AI and machine learning. However, the choice of a good set of clusters to be used in GBP has remained more of an art then a…

人工智能 · 计算机科学 2012-07-19 Max Welling

The so-called block-term decomposition (BTD) tensor model has been recently receiving increasing attention due to its enhanced ability of representing systems and signals that are composed of \emph{blocks} of rank higher than one, a…

There are many space subdivision and space partitioning techniques used in many algorithms to speed up computations. They mostly rely on orthogonal space subdivision, resp. using hierarchical data structures, e.g. BSP trees, quadtrees,…

图形学 · 计算机科学 2022-08-09 Vaclav Skala

Metal-organic frameworks (MOFs) marry inorganic nodes, organic edges, and topological nets into programmable porous crystals, yet their astronomical design space defies brute-force synthesis. Generative modeling holds ultimate promise, but…

化学物理 · 物理学 2025-05-14 Chenru Duan , Aditya Nandy , Sizhan Liu , Yuanqi Du , Liu He , Yi Qu , Haojun Jia , Jin-Hu Dou

In this paper, we propose a computational framework for 3D volume reconstruction from 2D histological slices using registration algorithms in feature space. To improve the quality of reconstructed 3D volume, first, intensity variations in…

计算机视觉与模式识别 · 计算机科学 2009-07-21 Ulas Bagci , Li Bai

The geometric design of structures with optimized physical and chemical properties is one of the core topics in materials science. However, designing new functional materials is challenging due to the vast number of existing and the…

光学 · 物理学 2025-07-17 Congcong Cui , Guangfeng Wei , Matthias Saba , Yuanyuan Cao , Lu Han

We present an amelioration of current known algorithms for optimal spectral partitioning problems. The idea is to use the advantage of a representation using density functions while decreasing the computational time. This is done by…

最优化与控制 · 数学 2017-05-25 Beniamin Bogosel

Calculations of the Fourier transform of a constant quantity over an area or volume defined by polygons (connected vertices) are often useful in modeling wave scattering, or in fourier-space filtering of real-space vector-based volumes and…

数值分析 · 数学 2021-04-20 Brian B. Maranville

Generating physically buildable brick structures from 3D shapes requires more than geometric reconstruction: the output must also satisfy discrete part constraints and structural stability. Existing brick generation methods either rely on…

人工智能 · 计算机科学 2026-05-27 Zhengyang Ni , Feng Yan , Yu Guo , Fei Wang

Fast computation of three-dimensional gravity and magnetic forward models is considered. Measurement data is assumed to be obtained on a uniform grid which is staggered with respect to the discretization of the parameter volume. Then, the…

数值分析 · 数学 2022-08-16 Jarom D Hogue , Rosemary A Renaut , Saeed Vatankhah

We present a generic algorithm for numbering and then efficiently iterating over the data values attached to an extruded mesh. An extruded mesh is formed by replicating an existing mesh, assumed to be unstructured, to form layers of…

Being able to reverse engineer from point cloud data to obtain 3D models is important in modeling. As our main contribution, we present a new method to obtain a tensor product B-spline representation from point cloud data by fitting…

图形学 · 计算机科学 2014-11-24 Lavanya Sita Tekumalla , Elaine Cohen

Kernel estimation techniques, such as mean shift, suffer from one major drawback: the kernel bandwidth selection. The bandwidth can be fixed for all the data set or can vary at each points. Automatic bandwidth selection becomes a real…

计算机视觉与模式识别 · 计算机科学 2011-11-10 Aurelie Bugeau , Patrick Pérez

In this paper we describe algorithms for computing the BWT and for building (compressed) indexes in external memory. The innovative feature of our algorithms is that they are lightweight in the sense that, for an input of size $n$, they use…

数据结构与算法 · 计算机科学 2009-09-25 Paolo Ferragina , Travis Gagie , Giovanni Manzini

In this study, a machine learning-based technique is developed to reduce the computational cost required to explore large design spaces of substitutional alloys. The first advancement is based on a neural network approach to predict the…

计算物理 · 物理学 2020-04-03 Alhassan S. Yasin , Terence D. Musho

We describe an algorithm for application of the classic `drizzle' technique to produce 3d spectral cubes using data obtained from the slicer-type integral field unit (IFU) spectrometers on board the James Webb Space Telescope. This…

This work studies Liouville conformal blocks of irregular type with the insertion of at least one level-$3$ degenerate field admitting a Fibonacci fusion rule. We algebraically derive the corresponding third-order BPZ equations for regular…

高能物理 - 理论 · 物理学 2023-11-23 Xia Gu , Babak Haghighat , Kevin Loo

Lighter and faster image restoration (IR) models are crucial for the deployment on resource-limited devices. Binary neural network (BNN), one of the most promising model compression methods, can dramatically reduce the computations and…

计算机视觉与模式识别 · 计算机科学 2023-02-17 Bin Xia , Yulun Zhang , Yitong Wang , Yapeng Tian , Wenming Yang , Radu Timofte , Luc Van Gool

We consider the problem of reconstructing 3D objects via meshfree interpolation methods. In this framework, we usually deal with large data sets and thus we develop an efficient local scheme via the well-known Partition of Unity (PU)…

数值分析 · 数学 2018-02-07 Emma Perracchione

B\'ezier curves are a widespread tool for the design of curves in Euclidian space. This paper generalizes the notion of B\'ezier curves to the infinite-dimensional space of images. To this end the space of images is equipped with a…

数值分析 · 数学 2015-03-10 Alexander Effland , Martin Rumpf , Stefan Simon , Kirsten Stahn , Benedikt Wirth
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