搜索资源列表
gauss
- 本代码用来产生给定维数的高斯噪声序列。均值方差可以仍未给定。
方差分析
- 方差分析(analysis of variance,或缩写ANOVA)又称变异数分析,是一种应用非常广泛的统计方法。其主要功能是检验两个或多个样本平均数的差异是否有统计学意义,用以推断它们的总体均值是否相同。-ANOVA (analysis of variance, or the initials ANOVA), also known as the analysis of variability is a very extensive application of statistical met
bpsk_awgn.rar
- 高斯信道下的BPSK信号 对其进行归一化 并求出均值 方差 包络等,Under the Gaussian channel BPSK signals normalized them and obtained such as mean-variance envelope
DataProcess
- 单片机基本数据处理常用函数,主要处理对于AD采集的数据的处理操作。 函数的操作单位大多为数组。 包含浮点求和、平方和、均值、方差、协方差、自相关函数、正弦信号产生、白噪声产生、数据类型转换等功能。-SCM basic data processing commonly used functions, dealing mainly with the data collected for the AD processing operations. Function is mostly an a
raylinv-cfar
- 求图像背景的均值和方差,并阈值判别后的图象-Find the mean and variance of the background image, image after the threshold value based
Texture
- matlab的纹理计算程序,能够计算熵、对比度、均值、方差-texture calculation procedure using matlab
stlib100
- 可进行多种分布函数的计算,包括求解均值,方差等。可在进行统计学程序编辑时使用。-Can be calculated a variety of distribution functions, including the solution of the mean, variance and so on. Carrying out statistical procedures can be used to edit.
chip_histogram_features
- 本程序使用matlab实现提取了很多直方图所需要的参数特征,如均值、方差、偏度、峰度、能量和熵。-This procedure used to achieve extracted a lot of matlab histogram parameters needed features, such as the mean, variance, skewness, kurtosis, energy and entropy.
3
- 典型时间序列模型分析 设有ARMA(2,2)模型, X(n)+0.3X(n-1)-0.2X(n-2)=W(n)+0.5W(n-1)-0.2W(n-2) W(n)是零均值正态白噪声,方差为4 (1)用MATLAB模型产生X(n)的500观测点的样本函数,并会出波形; (2)用你产生的500个观测点估计X(n)的均值和方差; (3)画出理论的功率谱 (4)估计X(n)的相关函数和功率谱 -Analysis of typical time series model w
im_mean_var
- 计算图像的均值和方差函数,matlab编写的,可以添加到自己的图像处理中-Calculated the mean and variance of the image function, matlab prepared, can be added to their own image processing
ImageQualityMeasures
- 对于图像的质量进行评估,评测指标有均值方差等-For image quality assessment, evaluation indicators such as mean-variance
L_D
- 用Matlab程序实现P阶Levinson-Durbin算法。以一个2阶自回归模型(参数为b0=1, a1=0, a2=0.81)和一个2阶滑动平均模型(参数为b0=1, b1=1, b2=1)为例,选取观测数据长度为1000,分别用一个AR(2)模型和一个AR(10)阶模型来估计其功率谱。设激励信号模型的高斯白噪声的均值为0,方差为1。用Levinson-Durbin算法迭代计算AR模型参数,并用估计出的AR模型参数画出观测信号的功率谱。并对Levinson-Durbin算法的性能进行分析。-
matlab
- 读取二维图像 彩图变灰白图像 对图像进行均值 方差 fft变换等计算-Read two-dimensional image change color pictures to gray images of the image transformation such as calculation of mean-variance fft
JGA
- 用java语言实现遗传算法 并应用于实现均值方差模型的计算 来实现投资比例的分析-Genetic algorithms with java language and applied to achieve the calculation of the mean variance model to achieve the ratio of investment
cal_variance
- 计算一组数据的统计参数,包括最大值、最小值、平均值、方差等。-Calculate the statistical paremeters of a set of data, including the maximum, minmun, mean,variance.
新建好压 RAR 压缩文件
- 对excle中数据读取,matlab构建均值方差模型、绘图(For data reading in excle, matlab constructs mean variance model and plot)
xulieguji
- 产生一组均值为1,方差为4的正态分布随机序列(1000个样本),估计该序列的均值与方差(A set of normal distribution random sequences (1000 samples) with mean value of 1 and variance of 4 is generated, and the mean and variance of the sequence are estimated)
E0-练习
- 0-1、基本要求 1,显示一个灰度图象p0-01和彩色图象p0-02; 2,观察灰度图象和彩色图象的数据矩阵和文件内容; 3,熟悉灰度图象、二值图象、彩色图象和索引图象之间的变换。 0-2、计算图象的统计参数 1, 对灰度图象计算其灰度均值、方差和熵; 2, 对灰度图象计算其灰度的直方图; 3, 对灰度图象实施直方图均衡化。(0-1. Basic requirements 1. Display a grayscale image p0-01 and color image p
8_StaticPortfManagement
- 利用马科维茨的均值方差两步法分析最优投资组合(mean-variance method to get optimal portfolio)
SLIC_data_structure
- 使用matlab编写的获取SLIC超像素方法分割的结果图的每个块的Lab各个通道的均值和方差值,为后续算法提供数据。(The mean and variance of each Lab channel in each block of SLIC super-pixel segmentation result graph are obtained by matlab, which provides data for subsequent algorithms.)