In order to obtain a sharp cutoff of the pentadiagonal filters, a modified Gaussian function is introduced.
为了使滤波器具有理想的截断特性,引入了修正的高斯函数。
Mathematically, applying a Gaussian blur to an image is the same as convolving the image with a Gaussian function.
数学上讲,对图像做高斯模糊等同于将图像与高斯函数卷积。
Radial Gaussian function networks based on fuzzy systems is applied to the state estimation of nonlinear time varying systems.
利用模糊系统的径向高斯函数网络对一类非线性时变系统的状态进行了估计。
The reflected intensity curve can be approximated by a Gaussian function. The width of the intensity distribution curve was evaluated with...
通过测量反射光密度分布曲线的半宽度,由高斯曲线系数的标准差计算表面粗糙度。
The compensation result shows that the apodized effect of parabola squared function is found much better when compared with Gaussian function.
补偿结果表明:抛物平方型函数比高斯型函数的变迹效果更理想。
This paper used Gaussian function as point spread function, applying in inverse filtering algorithm and Wiener filtering algorithm and improving them.
对模糊的成像结果进行图像复原,采用高斯函数作为点扩展函数,应用于三维逆滤波和维纳滤波算法中,改进了这两种算法。
In order to analyze and evaluate the spectrum restoration property of image restoration algorithms, a new method based on Gaussian function is proposed.
为了对图像复原算法频谱恢复特性进行分析和评价,提出了一种基于高斯函数假设的分析新方法。
With the rectangular function expanded into a finite sum of complex Gaussian functions, an approximate analytical propagation equation of HChG beams is derived.
采用将矩形函数展开为有限个复高斯函数之和的方法,推导出了光场分布的解析表达式。
With theoretical analysis and numeric calculation, it is found that the transverse nonlinear phase shift caused by the sample can be very well fitted by a Gaussian function.
经过理论分析和数值计算,发现样品对光束横截面上产生的非线性相移非常近似于高斯分布。
The distribution of translocation time is close to a Gaussian function for duration time shorter than and follows a falling exponential function for duration time longer than .
统计了迁移时间的分布,发现其在峰值之前的部分接近高斯分布,在峰值之后的部分呈现指数衰减。
It is shown that the improved algorithm provides more accurate calculation results than the complex Gaussian function expansion, so long as the number of Fourier series is no less than 30.
研究表明,只要傅里叶级数项数不少于30,改进后的算法比直接用复高斯函数展开具有更高的计算精度。
Firstly, using the first order derivative of Gaussian function as the base wavelet, the direction Angle function of a planar curve was analyzed on multiple scales to obtain the candidates of corners.
使用高斯函数的一阶导数作为基本小波,对曲线的方向角函数进行多尺度小波分析得到候选点集,提出了四个筛选规则对候选点集进行逐步筛选得到正确角点集。
The formula in question is the so-called Gaussian copula function.
话题的公式是所谓的高斯相关函数。
We take advantage of electron distribution function to discuss the production and distribution of hot electrons, taking account of Gaussian laser pulse.
本文是在考虑了呈高斯分布的激光脉冲的基础上,从电子分布函数着手研究了高能电子的产生和分布情况。
The function performs the downsampling step of the Gaussian pyramid construction. First, it convolves the source image with the kernel.
该函数执行高斯金字塔结构下采样的步骤。首先,它与内核的源图像进行卷积。
With the intensity distribution function of Gaussian beam, the lateral and axial resolution expressions were deduced.
结合高斯光束的强度分布函数,推导了横向与轴向分辨率的表达式。
Finally, the law that random Gaussian white noise influencing synthesized images is found through simulation examples based on the noise influence evaluation function.
最后,以该函数为基础,通过计算机仿真实验,找到了合成图像受随机高斯白噪声影响的规律。
The background samples are chosen by thresholding inter-frame differences, and the Gaussian kernel density estimation is used to estimate the probability density function of background intensity.
通过相隔固定的帧差值阅值化得到背景样本值,并采用高斯核密度估计方法计算背景灰度的概率密度函数。
This paper points out that we can use the density function of the Gaussian distribution to set a thinned array, extending the covariance matrix will advance the gain clearly.
提出利用高斯随机分布的密度函数设置稀疏阵列,在稀疏阵列得到的协方差矩阵经扩展后,增益有了明显的提高。
The discrete curvature arithmetic was used to extract feature points, which the curvature expression contains Gaussian nuclear function and chooses appropriate discrete scale factor.
提出用离散曲率法提取特征点,曲率表达式包含了高斯核函数曲线,选用了合适的离散尺度因子。
The probability density function of velocity response of oleo damper excited by exponential colored Gaussian noise has been obtained.
从而导出了油液阻尼器受指数型高斯色噪声外激励时的速度响应的概率密度函数。
This paper points out that a thinned array can be set with the density function of the Gaussian distribution, after the extending of covariance matrix the gain can be increased clearly.
提出利用高斯随机分布的密度函数设置稀疏阵列,稀疏阵列得到的协方差矩阵经扩展后,增益会有明显的提高。
A reliable flight tracking control scheme is developed for a fighter in the presence of control surface failures based on adaptive asymmetric Gaussian basis function network (AGBFN).
针对歼击机操纵面结构故障,提出了一种基于自适应不对称高斯基函数网络(agbfn)的可靠跟踪控制方案。
In prediction and modeling, most the responses were found to be best trained using Gaussian input membership functions with a linear output function.
在预测和建模中,通过大量研究发现,最好使用高斯输入函数和线性输出函数。
According to the symmetry of the triangle window function and the recurrence relations of triangle filter, the practical algorithm of the approximated Gaussian filter is obtained.
根据三角窗函数的对称性和三角滤波器的递归性,给出了高斯滤波器的实用逼近算法。
The XPS spectra of carbon fibers electrochemically oxidized in acetic acid, nitric acid, phosphoric acid, sulphuric acid and ammonium carbonate were fitted by a Gaussian Lorentzian mixed function.
采用一个高斯和劳伦兹的混合函数对不同电解质电化学氧化后碳纤维的XPS谱图进行了解析。
The analysis results show that the solution of DT function exists for the ion beam removal functions of Gaussian shape.
分析结果表明,对于高斯型的束函数,驻留函数解总是存在的。
Then, Gaussian distribution function was adopted as orientation distribution function to simulate the variety of the elastic constants with the texture.
然后用高斯分布函数作为取向分布函数模拟了弹性常数随织构的变化情况。
Then, Gaussian distribution function was adopted as orientation distribution function to simulate the variety of the elastic constants with the texture.
然后用高斯分布函数作为取向分布函数模拟了弹性常数随织构的变化情况。
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