...： 迭代优化，迭代步长，多维尺度分析，网络连通度，收敛性 [gap=873]Keywords: iterative optimization, iteration step size, multidimensional scaling , Network connectivity, convergence ..
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高阶累积量变步长迭代 higher order cumulate variable step size iteration
The signal-to-noise ratio(SNR) of the input signals is estimated using the SF. The step size for coefficient update in the MF is controlled by the estimated SNR.
通过SF估计输入信号信噪比(SNR)来控制MF系数更新的迭代步长。
参考来源 - 语音增强算法研究与基于TMS320C54XDSP的实时实现·2,447,543篇论文数据，部分数据来源于NoteExpress
选取合适的空间网格距离和时间迭代步长，是该方法应用到实际资料处理中的关键。
The key to successful application of this method in real data processing lies in appropriate spacial grids and time iteration step size.
该算法不用假设抽运光和信号光衰减系数相同，且可大大增加饱和放大状态下的迭代步长。
The assumption of equal signal and pump attenuation coefficients is no longer required, while the iteration step-size can be significantly enlarged even under saturated amplification.
在已有圆的方差基础上，推导出直线的方差，并建立POCS迭代步长与圆和直线方差的关系式，实现加权的迭代。
Based on the variance of circle, the variance of line is derived, and a relationship equation between the variance and the pace of POCS is set up to realize weighted POCS.
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