高斯系数

还通过用图像灰度共生矩阵的惯性矩特征值自适应调整高斯空间系数和边缘检测阈值，实现了图像边缘的自动提取。

Subsequently , by using variance of gray scale to auto adjust Gassian space coefficient and edge detection threshold , the image edge can be automatically detected .

高斯型求积系数的一般公式

A Formula of Coefficient in Gaussian Quadrature

利用球矢量波函数的旋转加法定理，导出了各向异性介质球对在轴和离轴斜入射高斯波束散射系数的表达式。

Based on the addition theorem for spherical vector wave functions under coordinate rotations , scattering characteristics of an anisotropic sphere in an obliquely incident Gaussian beam are also proposed for both on-axis and off-axis cases .

系统分析了功率谱幂指数、折射率结构常数、传输距离、相位曲率半径、光束宽度和波长对强大气湍流中高斯光束闪烁系数的影响规律。

The analytic expressions are obtained and then used to analyze the effect of power law , refractive-index structure parameter , propagation distance , phase radius of curvature , beam width and wavelength on scintillation index of Gaussian beam under the strong atmospheric turbulence .

本文主要讨论了在协方差矩阵未知的加性高斯噪声中混合系数的盲估计问题。

This paper provides solutions to the problem that mixing matrix is estimated blindly in Gaussian noise with unknown covariance .

利用部分相干光理论，推导出柱坐标系下平顶高斯光束模相关系数的解析表达式。

By using the theory of partially coherent light , the analytical expression for the mode coherence cofficients of flattened Gaussian beams has been derived in the cylindrical coordinate system .

本文通过对双圆锥腔体的理论分析和计算，先求出腔内电磁场的分布，再求得触丝的阻抗及系统对高斯光束的接收系数。

Through theoretical analyses and calculations for a biconical cavity , the distribution of electromagnetic field in the cavity , and then the impedance of a whisker and the receiving coefficient of the system are found .

作为设计数字水印算法的基础，论文利用平稳广义高斯模型和局部平稳高斯模型描述小波系数的统计分布。

As a basis of blind watermark detection algorithms , the statistical distribution characteristics of wavelet coefficients are modeled by globally stationary generalized Gaussian distribution and locally stationary Gaussian distribution .