探测与控制学报
探測與控製學報
탐측여공제학보
JOURNAL OF DETECTION & CONTROL
2014年
6期
40-44
,共5页
韩钧%白东颖%牛天林%戴喆
韓鈞%白東穎%牛天林%戴喆
한균%백동영%우천림%대철
临近空间%效能评估%证据理论%冲突系数%证据距离
臨近空間%效能評估%證據理論%遲突繫數%證據距離
림근공간%효능평고%증거이론%충돌계수%증거거리
near space%effectiveness evaluation%D-S theory%conflict coefficient%evidence distance
针对目前临近空间平台效能评估研究中出现的评估指标体系不够完善、评估方法不够成熟的问题,在对临近空间平台效能评估指标体系进行改进完善的基础上,提出了一种基于复合冲突的 D-S证据理论的效能评估算法,该算法有助于辅助指挥员进行快速作战决策,仿真验证表明该算法简单易行,融合速度快,能够有效克服单一冲突表示方法的“死角问题”,并且解决了经典D-S理论对高冲突证据组合时出现的悖论问题。
針對目前臨近空間平檯效能評估研究中齣現的評估指標體繫不夠完善、評估方法不夠成熟的問題,在對臨近空間平檯效能評估指標體繫進行改進完善的基礎上,提齣瞭一種基于複閤遲突的 D-S證據理論的效能評估算法,該算法有助于輔助指揮員進行快速作戰決策,倣真驗證錶明該算法簡單易行,融閤速度快,能夠有效剋服單一遲突錶示方法的“死角問題”,併且解決瞭經典D-S理論對高遲突證據組閤時齣現的悖論問題。
침대목전림근공간평태효능평고연구중출현적평고지표체계불구완선、평고방법불구성숙적문제,재대림근공간평태효능평고지표체계진행개진완선적기출상,제출료일충기우복합충돌적 D-S증거이론적효능평고산법,해산법유조우보조지휘원진행쾌속작전결책,방진험증표명해산법간단역행,융합속도쾌,능구유효극복단일충돌표시방법적“사각문제”,병차해결료경전D-S이론대고충돌증거조합시출현적패론문제。
For the evaluation index system of effectiveness evaluation of the near space platform was not perfect enough and evaluation methods were not mature,a new Dempster-Shafer evaluation method of evidence source modification was proposed,which applied to the improved near space operational effectiveness indexes.Effec-tiveness reliability model was constructed at first,the original evidence weight were corrected by means of con-flict's newly measurement using compound conflict factor,then a combination result was provided throughout Dempster-Shafer rule.Simulation example indicated that this method was simple,effective and fast fusion,it could overcome"blind side problem",by which the paradox was settled when the conflict evidence were com-bined by use of D-S rule.The method also had a practical significance of near space operational evaluation, which could assist a rapid decision for commander.