如果它足够小,那么它的波函数也会穿越对它足够大的空间而传播,在同一时刻穿过一个以上的缝隙。
If it is small enough, then its wave function will also spread out over a space large enough for it to penetrate more than one slit simultaneously.
然后,我们用石英方解石测量作为位置函数的方向,石英方解石对光的影响这取决于光线的传播方向。
We then used a quartz calcite, which has an effect on light that depends on the direction the light is propagating, to measure the direction as a function of position.
但是为了一致性,每次调用分派器都会返回一个从控制传播内容的所有函数中返回的返回值列表。
For uniformity, however, every call to a dispatcher returns a list of return values from all functions that control what was propagated to.
前向网络利用反向传播算法训练多层网络,使训练后的网络较好地拟合样本空间中各点的函数值。
Feedforward networks use back propagation algorithm to train a multi-layer network. After training, the multi-layer network can fit the function in the data space very well.
合适的水声传播模型是水下声信道传递函数预报的基础。
The proper sound propagation model is the basis of transfer function prediction of underwater acoustical channel.
另一方面又利用矩阵理论等推导出含有二次项的非线性函数的协方差传播公式的矩阵形式。
On the other hand, it also derives the covariance propagation formula of non-linear function containing quadratic term in matrix form using the matrix theory etc.
通过找出其隐式函数关系,误差反向传播神经网络可以实现输入和输出间的任意映射。
With the implicit function relation, BP (Back Propagation) neural network can easily realize the mapping between input data and output data.
该算法基于遗传算法,使用故障信号传播路径上的信号线来构造算法的评价函数,使得算法具有最小的搜索空间。
An effective evaluation function is constructed, which use the signal line on the propagation path among the fault point and primary outputs. That makes the algorithm has the minimal search space.
在此基础上建立全局能量函数,并采用改进的置信度传播算法进行视差图的求解。
Based on this similarity measure, a global energy function is constructed and the final disparity map is obtained by the improved belief propagation algorithm.
讨论了误差逆传播算法存在的缺陷,并针对其缺陷提出了动态调整学习因子与合理选取激发函数相结合的改进方案。
Disadvantages of the back propagation algorithm are discussed, and the improved methods based on dynamic learning constants and different activation functions are presented.
讨论了不同湍流强度、波长和传播距离对强度协方差函数和归一化强度方差的影响。
The influence of turbulence strength, wavelength and propagating distance on the covariance function and normalized variance of the scattering intensity is discussed.
目前BP网络采用误差逆传播算法学习训练神经网络,该算法是基于网络误差函数梯度下降的。
BP network adopt error against propagate algorithm to leam and train the neural network at present, this algorithm is on the basis of the error function gradient of the network.
借助于贝塞尔函数的良好性质,其研究结果可用于地震波传播问题的研究。
Make use of the perfect characters of Bessel functions, this result may put a way to the final solution of the propagation of the shock waves.
这个函数的返回值指示这个事件是否应该由GTK事件处理机制做进一步的传播。
The value returned from this function indicates whether the event should be propagated further by the GTK event handling mechanism.
采用复经验正交函数(CEOF)方法分析了准40天振荡沿赤道和某些大圆路径传播的规律。
The regular patterns of the propagation of quasi-40-day oscillations along the equator and some great circle routes are analysed and revealed by a complex empirical orthogonal function (CEOF) method.
探讨了利用反向传播神经网络和BP算法确定市场响应函数的方法。
This paper discusses backpropagation neural network model and BP algorithm to determine market response functions.
所得结果表明,在一般情况下耦合系数并非是常数,而是与波的传播距离有关的函数。
The obtained expression indicates that in the general condition the coupling coefficient is not a constant, but is a function associated with the travelling distances of the waves.
利用传递函数,得到了平面脉冲声波在传播过程中任意位置处频谱的计算方法,用这种方法可以评价脉冲声波的主频偏移程度。
The formulas for calculating spectrum of plane acoustic pulses are obtained by using transfer function. These formulas can be used to evaluate the shift extent of centroid frequency of pulses.
采用复变函数方法研究复合材料中的钱币状裂纹的轴对称传播问题。
The axisymmetric propagating problem of a penny-shaped crack in composite material is studied using complex function method.
通过构造反向传播神经网络,对裂纹尖端的应力场进行模拟,进而实现对裂纹尖端应力场函数的逼近。
The stress field around the crack tip is simulated via the constructed Back-Propagation Neural Network (BPNN) whereby achieving the approximation of the stress field around the crack tip.
结论反向传播网络在函数逼近方面差的原因是激励函数的全局性、隐层结点数目的不确定性。
Conclusion Because of the inspirit function's globaling and the number of the Hidden Layer'node uncertainty the BPNN was not done well.
得出了共模干扰传播通道的简化模型,该模型的传递函数特性主要由数值较大的杂散参数决定。
The simplified common mode model of coupling paths is also built and its characteristics are mainly influenced by those biggish stray parameters.
在管道长径比一定时,瓦斯爆炸火焰传播速度与点火能量呈二次函数关系。
When the pipeline length and diameter ratio was certain, the flame travel speed of gas explosion and ignition energy would be in a quadratic function relationship.
重点讨论了扰动是正弦函数形式时,耦合强度、频率、波数、初始相位差对光孤子传播的影响。
This paper focuses on the perturbation which takes the sine form. The effect of amplitude, frequency, wave number, and initial phase difference on the propagation of optical soliton is investigated.
通过实验比较 ,径向基函数网络较反向传播算法网络更适合于肌电信号这类非线性系统建模。
Through comparing with BP networks performance, we found that RBF networks achieve better result in and are suitable for modeling a non-linear system such as EMG.
通过实验比较 ,径向基函数网络较反向传播算法网络更适合于肌电信号这类非线性系统建模。
Through comparing with BP networks performance, we found that RBF networks achieve better result in and are suitable for modeling a non-linear system such as EMG.
应用推荐