稳定收敛

A non-uniformly windowed pyramidical architecture is proposed, the normalizations of the feature vectors of two extraction algorithms are investgated and the Polak-Ribiere learning algorithm is modified to guarantee the weight vector not to converge to non-stable local minima.

文中提出了一种带非均匀窗形式的金字塔状多层神经网络模型I研究了两种特征提取方法的向量规整问题，改进了Polak—Rjbiere学习算法并证明它能够保证连结权向量不收敛到非稳定局部极小点。

Tomographic results of real data show that the method is reliable, stable and convergent, and the results have high precision.

层析成像结果表明，层析成像算法可靠稳定，收敛性好，层析成像结果的精度较高。

Results obtained for several turbomachine cascades demonstrate both fast convergence speed and good coincidence agreement of calcu...

对一些叶栅计算的结果表明：本方法收敛迅速、稳定，计算结果与实验结果基本一致。

Results obtained for several turbomachine cascades demonstrate both fast convergence speed and good coincidence agreement of calculated result with the experimental value or available analytic solution.

对一些叶栅计算的结果表明：本方法收敛迅速、稳定，计算结果与实验结果基本一致。

Its convergence speed and performance during the stable period are also superior to those of De Campos's quasi-Newtonalgorithm.

一些简单的算法，如：最小均方算法在通常情况下非常稳定，但收敛速度较慢

Inversions on numerical model and real data showed that the method is reliable, stable and convergent, and the inverted results are of high precision.

数值模型和野外资料的反演结果表明，该方法可靠稳定，收敛性好，层析成像结果的精度较高。

The "convergence criteria" set out in the treaty called for would-be joiners to meet targets for inflation, bond yields, exchange-rate stability, budget deficits and public debt.

协定规定的&收敛准则&号召希望加入国满足协定有关通货膨胀、债券收益率、汇率稳定、预算赤字和国债等方面的要求。

Compared with Figure 6, one can see, as time progresses, the time Reverberation-Chamber fluctuations reduce the average electric field value, and gradually become stable, while the rectangular cavity resonance due to its role in the convergence very slow wave, volatile .

通过与图6比较，可以看出，随着时间的推进，混波室的时间平均电场值波动减小，逐渐趋于稳定，而矩形空腔由于其谐振作用，波形收敛很慢，波动很大。

The real data verification shows that the wavelet, reflection factor and acoustic impedance given by PCGA are more accurate, quicker convergent and value stable than the existing direct sparse inversion method.

用实际数据检验算法，表明预条件共轭梯度法反演的子波、反射系数和波阻抗要比直接稀疏反演精度高、收敛快、数值稳定。

The experimental result shows that the proposed algorithm has fast and stable convergences, and those captured images by using this technique have good quality and adaptability at different environment illumination.

实验结果表明，该算法具有稳定快速的收敛性，捕获的视频图像在各种条件下均具有良好的图像质量和环境适应性。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。