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Approximating partial differential equations for extensive industrial and scientific applications requires leveraging the power of modern high-performance computing. In large-scale parallel computations, the geometrical discretisation…

数值分析 · 数学 2024-12-30 Pere A. Martorell , Santiago Badia

Although multigrid is asymptotically optimal for solving many important partial differential equations, its efficiency relies heavily on the careful selection of the individual algorithmic components. In contrast to recent approaches that…

计算工程、金融与科学 · 计算机科学 2026-03-19 Dinesh Parthasarathy , Wayne Mitchell , Arjun Gambhir , Harald Köstler , Ulrich Rüde

Given the ubiquity of lattice models in physics, it is imperative for researchers to possess robust methods for quantifying clusters on the lattice --- whether they be Ising spins or clumps of molecules. Inspired by biophysical studies, we…

计算物理 · 物理学 2019-07-24 Everest Law

As an artistic aid in tiled level design, Constraint Based Tiling Generation (CBTG) algorithms can help to automatically create level realizations from a set of tiles and placement constraints. Merrell's Modify in Blocks Model Synthesis…

分布式、并行与集群计算 · 计算机科学 2025-01-28 Zzyv Zzyzek

Bayesian networks are probabilistic graphical models with a wide range of application areas including gene regulatory networks inference, risk analysis and image processing. Learning the structure of a Bayesian network (BNSL) from discrete…

人工智能 · 计算机科学 2021-06-24 Fulya Trösser , Simon de Givry , George Katsirelos

Despite the rapidly evolving field of computational electromagnetics, few open-source tools have managed to tackle the problem of automatic mesh generation for properly discretizing the problem of interest into a finite set of elements…

信号处理 · 电气工程与系统科学 2022-09-22 Apostolos Spanakis-Misirlis

The generation of high-fidelity synthetic data is a cornerstone of modern machine learning, yet Large Language Models (LLMs) frequently suffer from hallucinations, logical inconsistencies, and mode collapse when tasked with structured…

计算与语言 · 计算机科学 2026-04-14 Zehua Cheng , Wei Dai , Jiahao Sun , Thomas Lukasiewicz

Recent advancements in Large Language Models (LLMs) have led to high-quality Machine-Generated Text (MGT), giving rise to countless new use cases and applications. However, easy access to LLMs is posing new challenges due to misuse. To…

计算与语言 · 计算机科学 2024-04-15 Areg Mikael Sarvazyan , José Ángel González , Marc Franco-Salvador

Many of the core disciplines of artificial intelligence have sets of standard benchmark problems well known and widely used by the community when developing new algorithms. Constraint programming and automated planning are examples of these…

人工智能 · 计算机科学 2020-09-23 Özgür Akgün , Nguyen Dang , Joan Espasa , Ian Miguel , András Z. Salamon , Christopher Stone

Grain boundaries (GBs) profoundly influence the properties and performance of materials, emphasizing the importance of understanding the GB structure and phase behavior. As recent computational studies have demonstrated the existence of…

材料科学 · 物理学 2025-01-28 Enze Chen , Tae Wook Heo , Brandon C. Wood , Mark Asta , Timofey Frolov

Twist-grain-boundary phases in smectics are the geometrical analogs of the Abrikosov flux lattice in superconductors. At large twist angles, the nonlinear elasticity is important in evaluating their energetics. We analytically construct the…

软凝聚态物质 · 物理学 2007-05-23 Christian D. Santangelo , Randall D. Kamien

Combinatorial optimization problems are prevalent across a wide variety of domains. These problems are often nuanced, their optimal solutions might not be efficiently obtainable, and they may require lots of time and compute resources to…

机器学习 · 计算机科学 2025-07-03 Akshay Sathiya , Rohit Pandey

Grain Growth strongly influences the mechanical behavior of materials, making its prediction a key objective in microstructural engineering. In this study, several deep learning approaches were evaluated, including recurrent neural networks…

机器学习 · 计算机科学 2025-11-18 Eliane Younes , Elie Hachem , Marc Bernacki

Grain boundaries (GBs) often control the processing and properties of polycrystalline materials. Here, a potentially transformative research is represented by constructing GB property diagrams as functions of temperature and bulk…

材料科学 · 物理学 2020-02-26 Chongze Hu , Yunxing Zuo , Chi Chen , Shyue Ping Ong , Jian Luo

Generative machine learning models can use data generated by scientific modeling to create large quantities of novel material structures. Here, we assess how one state-of-the-art generative model, the physics-guided crystal generation model…

This work presents a new framework for procedural generation of dynamic 3D plant model geometries, which has been implemented in the Helios modeling system. Key goals of this work were to develop a model that 1) has a generalized set of…

其他定量生物学 · 定量生物学 2025-12-23 Brian N. Bailey

E-graphs have emerged as a versatile data structure with applications in synthesis, optimization, and verification through techniques such as equality saturation. This paper introduces Python bindings for the experimental egglog library…

编程语言 · 计算机科学 2024-04-08 Saul Shanabrook

This gem describes a standard method for generating synthetic spatial data that can be used in benchmarking and scalability tests. The goal is to improve the reproducibility and increase the trust in experiments on synthetic data by using…

数据库 · 计算机科学 2021-09-28 Tin Vu , Sara Migliorini , Ahmed Eldawy , Alberto Belussi

Cluster analysis relies on effective benchmarks for evaluating and comparing different algorithms. Simulation studies on synthetic data are popular because important features of the data sets, such as the overlap between clusters, or the…

机器学习 · 计算机科学 2025-02-19 Michael J. Zellinger , Peter Bühlmann

Pipelined algorithms implemented in field programmable gate arrays are being extensively used for hardware triggers in the modern experimental high energy physics field and the complexity of such algorithms are increases rapidly. For…

其他计算机科学 · 计算机科学 2017-12-15 J. B. Kim , E. Won