宇宙数值模拟中可视化方法概述  

Review on Visualization in Cosmological Simulation

作　　者：李观[1,2] 张逸涵 芦旭熠 张天驰 单桂华 陆忠华[1,2] LI Guan;ZHANG Yi-Han;LU Xu-Yi;ZHANG Tian-Chi;SHAN Gui-Hua;LU Zhong-Hua(Computer Network Information Center,Chinese Academy of Sciences,Beijing 100190,China;University of Chinese Academy of Sciences,Beijing 100049,China;National Astronomical Observatories,Chinese Academy of Sciences,Beijing 100101,China)

机构地区：[1]中国科学院计算机网络信息中心,北京100190 [2]中国科学院大学,北京100049 [3]中国科学院国家天文台,北京100101

出　　处：《计算机系统应用》2021年第12期18-27,共10页Computer Systems & Applications

基　　金：国家重点研发计划(2019YFB1704201)。

摘　　要：数值模拟是宇宙学中重要的研究方法,可以帮助科学家了解宇宙演化过程和验证理论模型.可视化是分析模拟数据最有效的手段之一,通过对模拟数据的可视化和交互式探索可以极大提高科学家的分析效率.随着超级计算机的发展和宇宙学理论的不断完善,数值模拟的规模越来越大并且精度越来越高,这对可视化产生了多种分析需求和数据处理挑战.本文概述了宇宙数值模拟中可视化的主要方法,并且通过多个研究案例展示了可视化方法在宇宙模拟数据分析中的作用.最后,本文总结了当前研究的热点和面临的挑战.Cosmological simulation is an important research method that can help scientists understand the universe’s evolution process and verify the theoretical model.Visualization is one of the most effective ways of analyzing simulation data.Scientists can improve analysis efficiency through visualization and interactive exploration of the simulation data.With the development of supercomputers and cosmology theory,numerical simulation achieves a larger scale and higher accuracy,which brings a variety of requirements and challenges for scientific visualization.In this study,we summarize the main algorithms of visualization in cosmological simulation and demonstrate the role of visualization in analyzing the simulation data through multiple research cases.In addition,we also point out the current research hotspots and challenges.

关 键 词：科学可视化 天文数值模拟 原位可视化 可视化分析 

分 类 号：P159[天文地球—天文学]