指挥控制与仿真
指揮控製與倣真
지휘공제여방진
COMMAND CONTROL & SIMULATION
2015年
1期
59-63
,共5页
刘淑波%张园%周爱军%高松%史新鹏
劉淑波%張園%週愛軍%高鬆%史新鵬
류숙파%장완%주애군%고송%사신붕
机动目标%截断正态概率密度%防发散算法%多尺度
機動目標%截斷正態概率密度%防髮散算法%多呎度
궤동목표%절단정태개솔밀도%방발산산법%다척도
maneuvering target%cutting-off normal probability density%anti-divergence algorithm%multi-scale
借鉴对机动频率建模的思想,对机动目标的截断正态概率密度模型进行改进,提出了一种改进的截断正态概率密度模型(ICN模型),并将防发散算法与多尺度估计理论结合,用克服滤波器发散的S(k)算法对基本的多尺度估计进行机动检测和相应改进,得到单模型单传感器系统的防发散多尺度估计算法,旨在减小噪声影响,减小机动目标模型不准确带来的跟踪误差,改善跟踪效果。
藉鑒對機動頻率建模的思想,對機動目標的截斷正態概率密度模型進行改進,提齣瞭一種改進的截斷正態概率密度模型(ICN模型),併將防髮散算法與多呎度估計理論結閤,用剋服濾波器髮散的S(k)算法對基本的多呎度估計進行機動檢測和相應改進,得到單模型單傳感器繫統的防髮散多呎度估計算法,旨在減小譟聲影響,減小機動目標模型不準確帶來的跟蹤誤差,改善跟蹤效果。
차감대궤동빈솔건모적사상,대궤동목표적절단정태개솔밀도모형진행개진,제출료일충개진적절단정태개솔밀도모형(ICN모형),병장방발산산법여다척도고계이론결합,용극복려파기발산적S(k)산법대기본적다척도고계진행궤동검측화상응개진,득도단모형단전감기계통적방발산다척도고계산법,지재감소조성영향,감소궤동목표모형불준학대래적근종오차,개선근종효과。
An improved cutting?off normal probability density model ( ICN model) is proposed, referred to the idea of mod?eling of maneuvering frequency, and the cutting?off normal probability density model of maneuvering target been improved. On the basis of this, the anti?divergent multi?scale estimation algorithm of single model and sensor system is received in order to reduce the influence of noise and the tracking error of maneuvering target model inaccuracy and improve the tracking per?formance, the anti?divergent algorithm and the multi?scale estimation theory been combined and S( k) algorithm for overco?ming the filter?divergence been used to make maneuvering detection and the corresponding improvement of the basic multi?scale estimation.