激发函数

训练实例表明，GA不仅能代替BP算法，而且能完成神经元激发函数不可微的多层神经网络的训练。

Experimental results show that the genetic algorithm can not only replace the BP algorithm for neural network training , but can also be used to train those neural networks with the neuron activation function undifferentiable .

研究中采用了径向基函数（RBF）网络建模，并且通过在其激发函数中引入Sign-d函数，构造一种混合RBF网络，以改善模型的稳定性和泛化能力。

The Radial Basis Function Network is adopted to establish the mathematical model but its activation function is setup by sigmoid function forming a kind of hybrid RBF network to promote the convergence of the model .

（p，n）反应激发函数的系统学研究

The systematics research on ( p , n ) reaction excitation functions

~（12）C离子与各种靶核相互作用的裂变激发函数

Fission excitation function in interactions of ~ ( 12 ) c ions with various targets

~（16）O+~（12）C反应全熔合激发函数的测量

Measurement of the Complete Fusion Excitation Function for the ~ ( 16 ) O + ~ ( 12 ) C Reaction

~（16）O＋~（24）Mg反应全熔合激发函数的类共振结构

Resonance-like Structure of Complete Fusion Excitation Function for ￣( 16 ) O + ( 24 ) Mg Reaction

近垒能区~6Li+~（208）Pb熔合激发函数测量

Measurement of Near-Barrier Fusion Excitation Function of ~ 6Li + ~ ( 208 ) Pb

（N，3N）反应激发函数系统学

The Systematics of the Excitation Function for ( N , 3N ) Reactions

Chandler摆动激发函数与地球物理激发的统计关系投影变形问题及其处理方法

Statistical Relationships of the Chandler Wobble Excitation with Geophysical Excitation Functions

Chandler摆动周期和Q值对激发函数估计与比较的影响

Effects of different Chandler periods and Q on estimates of the excitation function and their comparisons

~（16）O＋~（nat）S全熔合激发函数

Complete Fusion Excitation Function for the ￣( 16 ) O + ￣( nat ) S Reaction

4N核弹性碰撞的激发函数

Excitation function for elastic collision between 4N nuclei

本文用AR谱分析方法分析了1976&1980年地球自转速率的资料和大气环流的资料，以及用调和分析计算了各周期项的振幅及相位，并计算了大气环流的激发函数。

In this paper , the rate of the Earth 's rotation and the atmospheric circulation in 1976 & 1980 are analysed with AR spectral analysis and Harmonic analysis .

~（12）C+~（209）Bi生成的Fr和At同位素激发函数测量

The measurement of the excitation functions of isotopes of FR and at , produced in the bombardment of ~ ( 12 ) c on ~ ( 209 ) bi

利用实验测得的激发函数曲线，用核反应分析法（NRA）分析了钛合金（Ti）、钼（Mo）、氘化钛（Ti2Hx）、钛钼合金等样品表面层内15N的含量。

The nuclear reaction analysis ( NRA ) was used to measure the 15N content in metal surface layers , based on the cross section which were got by us before .

考虑到裂变与蒸发中子的竞争，计算了~（40）Ar+~（233235238）U系统的俘获截面，全熔合截面和中子蒸发截面的激发函数。

In consideration of the competition between the fission and neutron evaporation , the excitation functions of the capture cross section , complete fusion cross section and neutron evaporation cross section have been calculated for Ar + ~ ( 223,235,238 ) U system .

所计算的以Pb为靶的冷熔合超重核形成截面和以48Ca为弹核的热熔合超重核形成激发函数与已知的实验值在合理的范围内符合。

The formation cross sections of the super-heavy nuclei from Pb-based cold fusion and excitation functions from ~ 48Ca induced hot fusion are reasonably consistent with known experimental data .

~（16）O+~（20）Ne弹性碰撞的激发函数呈现出共振结构，基于核分子轨道理论对共振结构进行了研究，理论结果与实验数据很好的一致。

Resonant structures appeared in the excitation functions for the ~ ( 16 ) O + ~ ( 20 ) Ne elastic scattering have been studied by using the nuclear molecular orbital theory . The theoretical results agree well with the experimental data .

利用环形固体径迹探测器，通过~（238）U（α，2n）反应，测量了~（240m）Pu的半衰期和激发函数。

By means of an annular mica detector , the half-life and excitation function had been measured for the shape isomer ~ ( 240m ) Pu produced in the reaction ~ ( 238 ) U ( a , 2n ) .

用核化学技术研究了8.2、12.1、16.2、20.0和24.2MeV／u40Ar离子和197Au相互作用中，反应余核的激发函数和碎片的反冲性质。

The excitation functions and recoil characteristic of the target fragments have been studied from the interaction of gold with 8 2,12 1,16 2,20 0 and 24 2 MeV / nucleon 40 Ar ions using nuclear chemical techniques .

利用能量为75-95MeV19F束流，通过反应128Te（19F，5n）142pm研究了双奇核142pm的高自旋态能级结构。实验中进行了射线激发函数和γ-γ符合测量。

In-beam y-ray spectroscopy experiment for odd-odd nucleus 142 Pm has been performed via the 128Te ( 19F , 5n ) 142Pm reaction at beam energies of 75 MeV through 95 MeV . Excitation functions and γ - γ coincidences have been measured .

对于特高压输电线路无线电干扰的预测主要采用激发函数法。

The excitation function method is mainly used in UHV transmission lines .

重离子耗散碰撞激发函数的涨落

Fluctuations in the Excitation Functions of Dissipative Heavy Ion Collisions

由裂变激发函数直接确定裂变时标

Determination of Fission Time scales from Excitation Function Data

碱土金属与卤代有机小分子的反应激发函数

The Excitation Functions of the Reactions of Alkaline Earth Metal with Polyatomic Halides

关联函数在耗散反应激发函数涨落中的应用

Application of Correlation Function in the Fluctuation of Excitation Function in Dissipative Nuclear Reaction

还探讨了各个同位素出射道的相关对激发函数振荡结构涨落幅度的作用。

The effects of cross correlation between different isotopes on fluctuation amplitude are also discussed .

中能轻奇异核反应总截面的激发函数测量

Excitation Function Measurement of Total Reaction Cross Section at Intermediate Energy for Light Exotic Nuclei

α转移反应的激发函数

Excitation function for α transfer reaction

应用关联函数方法，分析耗散反应激发函数中的涨落。

The correlation function method is applied to analyze the fluctuation of the excitation function in the dissipative nuclear reaction .