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A general purpose, self-adapting, Monte Carlo (MC) event generator (simulator) is described. The high efficiency of the MC, that is small maximum weight or variance of the MC weight is achieved by means of dividing the integration domain…

计算物理 · 物理学 2009-11-07 S. Jadach

Classical molecular dynamics simulation is performed mostly using the established velocity Verlet integrator or other symplectic propagation schemes. In this work, an alternative formulation of numerical propagators for classical molecular…

化学物理 · 物理学 2024-07-22 Ivan Kondov

Monte Carlo methods provide detailed and accurate results for radiation transport simulations. Unfortunately, the high computational cost of these methods limits its usage in real-time applications. Moreover, existing computer codes do not…

计算物理 · 物理学 2021-06-21 V. Giménez-Alventosa , V. Giménez Gómez , S. Oliver Gil

A series of far-detector programs have been proposed for operation at various interaction points of the Large Hadron Collider during the upcoming runs. Investigating the potential and complementarity of these experiments for new-physics…

高能物理 - 唯象学 · 物理学 2024-07-04 Florian Domingo , Julian Günther , Jong Soo Kim , Zeren Simon Wang

The MeMC is an open-source software package for monte-carlo simulation of elastic shells. It is designed as a tool to interpret the force-distance data generated by indentation of biological nano-vesicles by atomic force microscopes. The…

计算物理 · 物理学 2022-06-28 Vipin Agrawal , Vikash Pandey , Hanna Kylhammar , Apurba Dev , Dhrubaditya Mitra

Uncertainty analysis in the outcomes of model predictions is a key element in decision-based material design to establish confidence in the models and evaluate the fidelity of models. Uncertainty Propagation (UP) is a technique to determine…

机器学习 · 计算机科学 2023-02-13 Danial Khatamsaz , Vahid Attari , Raymundo Arroyave , Douglas L. Allaire

The PUMAS library is a transport engine for muon and tau leptons in matter. It can operate with a configurable level of details, from a fast deterministic CSDA mode to a detailed Monte~Carlo simulation. A peculiarity of PUMAS is that it is…

计算物理 · 物理学 2022-06-09 Valentin Niess

We introduce DISTAL, a compiler for dense tensor algebra that targets modern distributed and heterogeneous systems. DISTAL lets users independently describe how tensors and computation map onto target machines through separate format and…

编程语言 · 计算机科学 2022-03-18 Rohan Yadav , Alex Aiken , Fredrik Kjolstad

In order to construct accurate proposers for Metropolis-Hastings Markov Chain Monte Carlo, we integrate ideas from probabilistic graphical models and neural networks in an open-source framework we call Lightweight Inference Compilation…

机器学习 · 计算机科学 2022-05-18 Feynman Liang , Nimar Arora , Nazanin Tehrani , Yucen Li , Michael Tingley , Erik Meijer

We present an open source Python 3 library aimed at practitioners of molecular simulation, especially Monte Carlo simulation. The aims of the library are to facilitate the generation of simulation data for a wide range of problems; and to…

Large Language Models (LLMs) are increasingly being leveraged for generating and translating scientific computer codes by both domain-experts and non-domain experts. Fortran has served as one of the go to programming languages in legacy…

The evaluation of one-loop matrix elements is one of the main bottlenecks in precision calculations for the high-luminosity phase of the Large Hadron Collider. To alleviate this problem, a new C++ interface to the MCFM parton-level Monte…

高能物理 - 唯象学 · 物理学 2022-01-05 John M Campbell , Stefan Höche , Christian T Preuss

We present a novel probabilistic programming framework that couples directly to existing large-scale simulators through a cross-platform probabilistic execution protocol, which allows general-purpose inference engines to record and control…

Recent developments in the physical model of 1 MeV to 100 TeV hadron and lepton interactions with nuclei and atoms are described. These include a new nuclear cross section library, a model for soft pion production, the cascade-exciton…

核理论 · 物理学 2007-05-23 N. V. Mokhov , S. I. Striganov , A. Van Ginneken , S. G. Mashnik , A. J. Sierk , J. Ranft

The algorithm for Monte Carlo simulation of parton-level events based on an Artificial Neural Network (ANN) proposed in arXiv:1810.11509 is used to perform a simulation of $H\to 4\ell$ decay. Improvements in the training algorithm have been…

高能物理 - 唯象学 · 物理学 2021-02-03 I-Kai Chen , Matthew D. Klimek , Maxim Perelstein

Monte Carlo simulations are widely used to simulate complex molecular systems, but standard approaches suffer from metastability. Lately, the use of non-local proposal updates in a collective-variable (CV) space has been proposed in several…

统计力学 · 物理学 2026-04-20 Christoph Schönle , Davide Carbone , Marylou Gabrié , Tony Lelièvre , Gabriel Stoltz

Large language model (LLM) inference has been a prevalent demand in daily life and industries. The large tensor sizes and computing complexities in LLMs have brought challenges to memory, computing, and databus. This paper proposes a…

硬件体系结构 · 计算机科学 2025-09-19 Yimin Wang , Yue Jiet Chong , Xuanyao Fong

SOL is an open-source library for scalable online learning algorithms, and is particularly suitable for learning with high-dimensional data. The library provides a family of regular and sparse online learning algorithms for large-scale…

机器学习 · 计算机科学 2016-10-31 Yue Wu , Steven C. H. Hoi , Chenghao Liu , Jing Lu , Doyen Sahoo , Nenghai Yu

We present CRPropa 3.3, the latest release of the publicly available Monte Carlo framework for simulating the propagation of high-energy particles in astrophysical environments. This version introduces significant extensions that enables…

We present an updated version of the SimProp Monte Carlo code: a simulation scheme to study the propagation of ultra-high-energy cosmic rays through diffuse extragalactic background radiation. The new version of the code presents two…

高能天体物理现象 · 物理学 2015-05-07 R. Aloisio , D. Boncioli , A. di Matteo , A. F. Grillo , S. Petrera , F. Salamida