The influence of turbulence strength, wavelength and propagating distance on the covariance function and normalized variance of the scattering intensity is discussed.
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 multiplicative noise and saturation effect in a single-mode laser are investigated and the mean and normalized variance of the steady state laser intensity are calculated.
研究了单模激光中的倍增噪声和饱和效应,导出了定态激光强度的平均值和归一化方差。
Therefore, global variance normalized was proposed to measure spatial detail, and then a new diffusion coefficient was given.
为此,用全局归一化的局部方差度量空间细节,得到新的扩散系数。
Using statistical methods to calculate the Angle interval mean and variance of pixels to centroid distance of the normalized gait silhouette images, and construct them as a feature vector.
用统计学的方法,等角度间隔地计算归一化步态轮廓图像各像素点至质心距离的均值与方差,并用其构造步态识别的特征向量。
Removal model based on local variance normalized can remove noise significantly in flat area but slowly and maintains the texture details poorly.
基于局部归一化的局部方差去噪模型在平坦区域去噪明显,但去噪速度慢,而且纹理细节保护欠佳。
Removal model based on local variance normalized can remove noise significantly in flat area but slowly and maintains the texture details poorly.
基于局部归一化的局部方差去噪模型在平坦区域去噪明显,但去噪速度慢,而且纹理细节保护欠佳。
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