This method will reduce the cost of target monitoring DGPS system, and simplify the target borne equipment to reduce the weight of the equipment.
使用位置差分法将减少目标位置监测系统的造价，使目标用户设备简单、造价低，而且重量轻（因为在军事上对于目标携带设备的重量要求往往很苛刻）
Then on the basis of considering the cost weight of target synthetically, the mathematical model of target menace evaluation is induced in virtue of the method of fuzzy decision.
其次，在综合考虑目标价值权重的基础上，运用模糊决策的方法推导出防空系统目标威胁综合评估数学模型。
This method can reduce the weight degradation rate of particle aggregation which occurs in the particle filter moving target tracking method after a certain number of iterations.
该方法能降低基于粒子滤波的运动目标跟踪方法在迭代一定次数后会出现粒子权重聚集的粒子退化速度。
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