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Surfaces corresponding to the constant values of the light front variable forms paraboloids in the phase space of the inclusively produced hadrons in heavy-ion collisions. In this paper, it is demonstrated with the simulated Au-Au…

高能物理 - 唯象学 · 物理学 2021-03-09 Rahul Ramachandran Nair

Latent diffusion models (LDMs) have demonstrated remarkable generative capabilities across various low-level vision tasks. However, their potential for point cloud completion remains underexplored due to the unstructured and irregular…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Zijun Li , Hongyu Yan , Shijie Li , Kunming Luo , Li Lu , Xulei Yang , Weisi Lin

Motivated by forthcoming experiments at RHIC and LHC, we study event-by-event fluctuations in ultrarelativistic heavy-ion collisions in participant nucleon as well as thermal models. The calculated physical observables, including…

核理论 · 物理学 2008-11-26 G. Baym , H. Heiselberg

Articulated object generation has seen increasing advancements, yet existing models often lack the ability to be conditioned on text prompts. To address the significant gap between textual descriptions and 3D articulated object…

计算机视觉与模式识别 · 计算机科学 2025-12-04 Hao Sun , Lei Fan , Donglin Di , Shaohui Liu

Direct photon emission in heavy-ion collisions is calculated within a relativistic micro+macro hybrid model and compared to the microscopic transport model UrQMD. In the hybrid approach, the high-density part of the evolution is replaced by…

高能物理 - 唯象学 · 物理学 2010-04-22 Björn Bäuchle , Marcus Bleicher

In this article, we study the production of Hydrogen and Helium isotopes in heavy-ion collisions in the incident energy range between 80 and 150 MeV/nucleon. We compare their inclusive multiplicities emitted in the transverse plane of the…

The formation of hypernuclei in hadron-induced reactions and in heavy-ion collisions within a combination of a covariant transport model and a statistical fragmentation approach is investigated. We study the applicability and limitations of…

核理论 · 物理学 2015-05-13 T. Gaitanos , H. Lenske , U. Mosel

The task of deducing three-dimensional molecular configurations from their two-dimensional graph representations holds paramount importance in the fields of computational chemistry and pharmaceutical development. The rapid advancement of…

生物大分子 · 定量生物学 2025-01-09 Bobin Yang , Jie Deng , Zhenghan Chen , Ruoxue Wu

Effective hydrological modeling and extreme weather analysis demand precipitation data at a kilometer-scale resolution, which is significantly finer than the 10 km scale offered by standard global products like IMERG. To address this, we…

机器学习 · 计算机科学 2025-07-03 Chugang Yi , Minghan Yu , Weikang Qian , Yixin Wen , Haizhao Yang

The event-by-event analysis of multiparticle production in high energy hadron and nuclei collisions can be performed using the discrete wavelet transformation. The ring-like and jet-like structures in two-dimensional angular histograms are…

核实验 · 物理学 2011-05-05 I. M. Dremin , G. Kh. Eyyubova , V. L. Korotkikh , L. I. Sarycheva

Point processes model the distribution of random point sets in mathematical spaces, such as spatial and temporal domains, with applications in fields like seismology, neuroscience, and economics. Existing statistical and machine learning…

机器学习 · 计算机科学 2024-10-31 David Lüdke , Enric Rabasseda Raventós , Marcel Kollovieh , Stephan Günnemann

This study evaluates the potential of generative models, trained on historical ERA5 reanalysis data, for simulating windstorms over the UK. Four generative models, including a standard GAN, a WGAN-GP, a U-net diffusion model, and a…

大气与海洋物理 · 物理学 2025-01-28 Yee Chun Tsoi , Kieran M. R. Hunt , Len Shaffrey , Atta Badii , Richard Dixon , Ludovico Nicotina

Physicists at the Large Hadron Collider (LHC) rely on detailed simulations of particle collisions to build expectations of what experimental data may look like under different theory modeling assumptions. Petabytes of simulated data are…

高能物理 - 实验 · 物理学 2018-02-06 Michela Paganini , Luke de Oliveira , Benjamin Nachman

We develop a Monte-Carlo event generator based on combination of a parton production formula including the effects of parton saturation (called the DHJ formula) and hadronization process due to the Lund string fragmentation model. This…

高能物理 - 唯象学 · 物理学 2015-06-23 Wei-Tian Deng , Hirotsugu Fujii , Kazunori Itakura , Yasushi Nara

Cluster production plays an important role in heavy-ion collisions at intermediate beam energies, where light nuclei contribute substantially to final-state yields and to other observables that are used to infer the nuclear equation of…

核理论 · 物理学 2026-05-13 Oleh Savchuk , Pawel Danielewicz , William Lynch , Jérôme Margueron

Modeling long horizon marked event sequences is a fundamental challenge in many real-world applications, including healthcare, finance, and user behavior modeling. Existing neural temporal point process models are typically autoregressive,…

机器学习 · 计算机科学 2025-08-08 Xiao Shou

The event generator Sibyll can be used for the simulation of hadronic multiparticle production up to the highest cosmic ray energies. It is optimized for providing an economic description of those aspects of the expected hadronic final…

高能物理 - 唯象学 · 物理学 2015-10-05 Felix Riehn , Ralph Engel , Anatoli Fedynitch , Thomas K. Gaisser , Todor Stanev

High transverse momentum (P_T) processes are considered to be an important tool to probe and understand the medium produced in ultrarelativistic heavy-ion collisions via the interaction of hard, perturbatively produced partons with the…

高能物理 - 唯象学 · 物理学 2015-05-28 Thorsten Renk , Kari. J. Eskola

We develop an Effective Field Theory approach for jet observables in heavy-ion collisions, where the jet is treated as an open quantum system interacting with a hot and dense QCD medium. Within this framework, we derive a novel…

高能物理 - 唯象学 · 物理学 2024-09-11 Yacine Mehtar-Tani , Felix Ringer , Balbeer Singh , Varun Vaidya

By framing reinforcement learning as a sequence modeling problem, recent work has enabled the use of generative models, such as diffusion models, for planning. While these models are effective in predicting long-horizon state trajectories…

机器人学 · 计算机科学 2024-09-26 Vineet Punyamoorty , Pascal Jutras-Dubé , Ruqi Zhang , Vaneet Aggarwal , Damon Conover , Aniket Bera
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