In this paper, the relationship of DFP variable metric method and FR conjugate gradient method is investigated.
研究了求解无约束极值问题的DFP变尺度法和FR共轭梯度法的关系问题。
Then, with acetaldehyde productivity taken as the objective function, the optimum operations are found by means of DFP method.
然后，以乙醛收率为目标函数，应用DFP法寻求最佳操作条件。
Particularly, it is proved that if DFP or PSB matrix updating formulae are used, then our method will be convergent superlinearly under some conditions.
本文将集中讨论局部收敛性，特别是证明了在使用DFP或PSB等矩阵校正公式时，修正后的方法在一定的条件下是超线性收敛的。
Finally, simulation results show that both of the two methods have good tracking accuracy, but the communication cost of DFP is much lower than centralized particle filtering.
最后，使用计算机仿真对两种粒子滤波方法性能进行了对比，结果表明两种方法具有良好的跟踪精度，但分布式方法通信消耗更小。
The principles and requirements of establishing the assessment index system of fuze design for producibility are advanced. An assessment index tree of fuze DFP is given and analyzed in detail.
提出了引信DF P评价指标体系建立的原则和要求，给出了引信DF P评价指标树，并较详细地对其进行了分析。
The principles and requirements of establishing the assessment index system of fuze design for producibility are advanced. An assessment index tree of fuze DFP is given and analyzed in detail.
提出了引信DF P评价指标体系建立的原则和要求，给出了引信DF P评价指标树，并较详细地对其进行了分析。
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