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细节层次技术在场景建模中的应用 被引量:4
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作者 官巍 蔡晓琳 陈海 《系统仿真学报》 CAS CSCD 北大核心 2006年第z2期427-429,共3页
军机作战仿真视景环境涉及大区域地景的建模优化,细节层次(LevelofDetail)技术是一种有效解决显示实时性与逼真度的方法。论述了LOD技术的主要特点和典型算法,结合某型军机仿真系统的建模过程,总结并提出一种综合使用LOD技术进行优化建... 军机作战仿真视景环境涉及大区域地景的建模优化,细节层次(LevelofDetail)技术是一种有效解决显示实时性与逼真度的方法。论述了LOD技术的主要特点和典型算法,结合某型军机仿真系统的建模过程,总结并提出一种综合使用LOD技术进行优化建模的方法,为大区域虚拟战场场景生成与管理提出了开发经验。 展开更多
关键词 军机作战 虚拟战场 场景建模 细节层次 优化
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Calculation model of military aircraft suryiyability to a missile 被引量:1
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作者 杨哲 Li Shulin +2 位作者 Li Shouan Zhou Li Zhang Jun 《High Technology Letters》 EI CAS 2014年第2期117-123,共7页
Since missiles are main threat against aircrafts in air war,a model is proposed for calculating the aircraft survivability to a missile.The hit characteristic of aircraft to a missile is analyzed,and then Monte Carlo ... Since missiles are main threat against aircrafts in air war,a model is proposed for calculating the aircraft survivability to a missile.The hit characteristic of aircraft to a missile is analyzed,and then Monte Carlo method is applied to generate missile detonation location according to its distribution rule.In addition,based on the analysis of fragment trajectory and critical components,the intersection point of these two is determined.Then the kill probability of critical component to a fragment can be calculated,and the aircraft survivability to a missile is obtained accordingly.Finally,the feasibility of the proposed method is demonstrated.Simulation results show that this method captures the basic effects of missile detonation locations on aircraft survivability,which may provide an effective reference to aircraft survivability research. 展开更多
关键词 SURVIVABILITY MISSILE miss distance Monte Carlo kill probability
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