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- Global Optimum Split Point 全局寻优离散点
- When PSO was trapped into local minima point, proper transforming parameters were selected according to concrete optimal function, and the global optimum resolution was realized by executing RST. 当检测到陷入局部极小时,根据具体的优化函数,选择适当的变换参数,进行RST变换,从而得到问题的全局解。并对四个不同的测试函数进行了数值计算实验。
- As nondifferentiable point occurs,the problem grows even moderately in either the number of factors or the number of responses,conventional optimization algorithms can fail to find the global optimum. 然而,满意度函数有时不可微,随因子、响应个数的增加,问题变复杂时,传统的优化算法可能获得局部最优解。
- Local optimum is not even an indication for the global optima. 局部利益与整体的利益并不一致。
- How do you locate the global optima? 如何找出总体最优值?
- Theoretically, Global optimum can be reached with Genetic Algorithm (GA), but GA converges very slowly. 遗传算法是一种全局搜索方法,但是它收敛速度慢。
- Simulation results show that the TSSC scheme takes only four steps to approach the global optimum. 结果表明,TSSC策略只需三次局部最优计算后再进行比较就达到了几乎全局最优。
- The reflection spectrum of the FBG subjected to the transverse force to a small grating section is split, and the split point shifted linearity and periodically versus the applied force. 当FBG只横向局部受力时,在反射光谱上出现一个透射缺口,且随压力的变化而呈线性、周期性变化。
- Population and vaccine repertory influence each other and co-evolve so that they accelerate convergence to the global optimum. 种群与疫苗库相互作用、协同进化,极大地提高了算法的收敛速度。
- The reflection spectrum of the FBG subjected to the transverse and local force will split into two main peaks,and the split point will shift linearly and periodically with the applied force. 当FBG横向局部受力时,光谱会分裂,在反射光谱上出现一个透射缺口,且随压力的变化而呈线性、周期性变化。
- GA is a randomoptimization algorithm with global optimum capability, but it has the disadvantages of slow convergence and precocity. 遗传算法是一种具有全局寻优能力的随机搜索算法,但其本身存在收敛速度慢和易早熟的缺陷。
- Dynamic Route Guidance System(DRGS) is important in the field of Intelligent Transport System(ITS).The global optimum and real-time property in DRGS must be considered. 摘要 动态路径诱导系统(DRGS)是智能运输系统(ITS)研究的一个重要内容,动态路径诱导算法要考虑到全局最优和实时性问题。
- The four methods are analyzed and compared with an example, and GA's based on the decimal system are proved to be best for their rapid converging speed and global optimum. 并通过实例计算,对这四种方法进行了分析比较,结果证明,基于十进制编码的遗传算法具有收敛速度快,能达到全局最优的优点.
- Theoretical analysis and simulation results show that AGA can not only get the global optimum value in arbitrary precision,but also raise efficiency remarkably. 理论分析和仿真实验表明改进算法不仅具有以任意精度达到全局最优值的能力,而且具有更高的优化效率。
- It is very important to ascertain rationally the number and positions of split points for discretization of continuous variables. 摘要连续属性离散化的关键在于合理确定离散化划分点的个数和位置。
- The RBF networks was applied to identify the temperature drift as it can achieve the global optimum evaluation and has the linear weight-combiner and fast learning. 通过温度实验研究了机抖激光陀螺的温度特性,采用RBF网络进行温漂辨识。
- Global optimum solution may be obtained by making interactive iteration and statistical analysis of a great deal of data.Real processing results indicate that the meth... 通过对大量数据进行统计,用交互迭代的方法求出全局最优解。
- Because of GA s global optimum ability, using GA for codebook training can obstain a global optimum codebook, and overcome local optimum limitation of traditional algorithms. 遗传算法有卓越的全局优化搜索能力,易搜索到全局最优的矢量分类,形成高度优化的码书,可克服传统方法局部优化的缺陷。
- The determination of splitting point of Ackerman steering linkage is analyzed and a related optimization program is developed. 在此基础上对转向梯形断点位置的确定进行详细分析计算,编制了确定转向梯形断开点位置的通用优化计算程序。
- It is shown that the forcing of band-pass eddies is acting to decelerate the time-mean westerlies around the splitting point. 结果表明,高频波的强迫作用使得时间平均纬向流在急流分支处呈减弱的趋势。