搜索资源列表
C3
- 根据极化SAR数据,将目标的极化散射矩阵矢量化成相对应的极化协方差矩阵(According to the polarimetric SAR data, the polarization scattering matrix of the target is transformed into the corresponding polarization covariance matrix)
Lee filter for speckle noise reduction
- 在自适应中值滤波的基础上,采用均值与方差得到一个阈值,来判断极值点是不是噪声点!(On the basis of adaptive median filtering, a threshold is obtained by means of mean and variance to determine whether the extreme point is a noise point!)
chengxu
- 利用最大类间方差算法求解自适应阈值,对图像进行分割(The Otsu algorithm is used to solve the adaptive threshold, and the image is segmented)
CMA_ES
- 一种协方差矩阵自适应优化算法的说明文档和MATLAB实现。测试函数经测试可以运行。(A covariance matrix adaptive optimization algorithm for documentation and MATLAB implementation. The test function can be run by testing.)
basic_lms
- 一种最小方差的基本的自适应滤波器设计,可供参考(A minimum variance of the basic adaptive filter design for reference)
Beyes
- 实验要求: 1. 以身高为例,画出男女生身高的直方图并做对比; 2. 采用最大似然估计方法,求男女生身高以及体重分布的参数; 3. 采用贝叶斯估计方法,求男女生身高以及体重分布的参数(假定方差已知,作业请注明自己选定的一些参数情况); 4. 采用最小错误率贝叶斯决策,画出类别判定的决策面。并判断某样本的身高体重分别为(160,45)时应该属于男生还是女生?为(178,70)时呢?(Experimental requirements: 1. take height as an exa
第12章 主成分分析
- 主成分分析,主要是一些案例的源文件。可以参考MATLAB的40个数值分析案例。分为三个,一个是数值分析,一个是基础操作,最后一个是演示。(principal component analysis)
matlab克里金插值kriging
- 克里金(Kriging)插值法,又称空间自协方差最佳插值法,它是以南非矿业工程师D.G.Krige的名字命名的一种最优内插法。克里金法广泛地应用于地下水模拟、土壤制图等领域,是一种很有用的地质统计格网化方法。(Krikin (Kriging) interpolation method, also called spatial covariance best interpolation method, is an optimal interpolation method named by Sout
allan
- 计算阿伦方差值 可以作为阿伦方差子程序在主程序中调用(Compute the allan variance)
图像的分析
- 可显示图像中指定点的坐标值、像素值、图像强度曲线、图像像素强度曲线、等值线、均值、标准差、协方差系数、质心、边界等。(It can display coordinate values, pixel values, image intensity curves, pixel intensity curves, contour lines, mean value, standard deviation, covariance coefficient, centroid, boundary and s
庞中华系统辨识程序说明
- 设有色噪声序列{e(k)}为 1 1 2 1 1 2 3 ( ) ( ) ( ) 1 0.5 0.2 ( ) ( ) 1 1.5 0.7 0.1 e k C z k z z k D z z z z ξ ξ ? ? ? ? ? ? ? + + = = ? + + 式中,ξ (k)为方差为 1的白噪声。 注意:仿真程序中,白噪声在MATLAB 中由randn 函数产生,randn 函数前 面的系数表示白噪声的均方差,而非方差。(Set colored noise seq
Task 1
- 该程序可以通过三平面离散点计算平面均质矩阵,以及他们的交点,最后投影在图像平面,包括均值和方差(The program can calculate the homogeneous matrix by three plane discrete points, and the intersection of their intersection. Finally, it is projected on the image plane, including the mean and the varia
shadedErrorBar
- 误差区域阴影化,以绘制方差曲线为例,可将方差结果阴影化,且可有透明与不透明两种选择(Makes a 2-d line plot with a pretty shaded error bar made using patch. Error bar color is chosen automatically.)
anovan2-master
- MATLAB中ANOVA统计的改进包装,返回一个矩阵,其中每行提供单元阵列A中的每个元素组合中的一个。(*Improved wrapper for ANOVA statistics in MATLAB*)
MMSE
- 计算 MMSE 以及 维纳滤波器方法, 用于维纳滤波器设计以及均方差估计(Computing MMSE and Wiener filter method Design of Wiener filter and estimation of mean square variance)
Welch_cov_burg
- MATLAB代码经典功率谱估计,Welch法、协方差法、周期图、burg法及其对比,附完整注释(MATLAB code, classical power spectrum estimation, Welch method, covariance method, periodogram, Burg method and their comparison, with complete annotation.)
LCMV
- 阵列信号处理中的自适应波束形成技术,采用线性最小方差准则,加切比雪夫窗处理。(Adaptive beamforming in array signal processing is generated by LCMV criterion and Chebyshev window.)
LBPV
- 单一特征值,局部二值模式,局部方差,无参考图像质量评价(no reference image quality assessment)
均值方差投资组合模型案例(数据和MATLAB代码)
- mean variance
matlab
- 约束最小二乘方滤波要求噪声的方差和均值,这些参数可通过给定的退化图像计算出来,这是约束最小二乘方滤波的一个重要优点。(Constrained least square square filtering requires the variance and mean of noise. These parameters can be calculated by a given degraded image. This is an important advantage of constrained