搜索资源列表
vbC11
- 用VB实现的数据的统计描述 包括分布的矩---均值、平均差、标准差、方差和中位数的搜索、均值与方差的显著性检验等-VB data including the statistical descr iption of the moment -- the distribution mean, mean difference, standard deviation, variance and median search, the mean and variance significantly ins
bayesmean
- 一个matlab程序，有关已知方差的高斯分布的均值贝叶斯学习方法。详见程序内说明。-a Matlab procedures, the known variance of the Gaussian distribution of the mean Bayesian learning methods. See Note procedures.
gaussian_noise
- 产生两个均值为m,方差为sgma的高斯随机变量，当输入参数只有一个时，认为均值为0。-mean to have two m, sgma variance for the Gaussian random variables, when only one input parameters, that the mean of 0.
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
zhengxianfft
- 正弦信号进行傅里叶变换，估计其在不同信噪比下的均值方差，并画出图形-Some interpolated Discrete Fourier Transform (DFT) methods are analyzed and estimate the different frequency under the vary SNR.
MATLAB
- 对噪声信号中的正弦信号，通过Pisarenko谐波分解方法、Music算法和Esprit算法进行频率估计，信号源是： 其中， ， ， ； 是高斯白噪声，方差为 。使用128个数据样本进行估计。 1、用三种算法进行频率估计，独立运行20次，记录各个方法的估计值，计算均值和方差； 2、增加噪声功率，观察和分析各种方法的性能。-Sinusoidal signal in the noise signal through the Pisarenko harmonic decomposition metho
02
- 求解均值，方差，标准差计算器,动态开辟内存-Solving the mean, variance, standard deviation calculator, dynamic opening memory
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.
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。-
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.
fft
- 对正弦信号进行傅里叶变化，然后估计频率，在不同信噪比下画出均值方差的图-In the data process the measured complex time signal is converted into frequency signal by DFT to get vibration information regarding frequency and amplitude of the rotor
em
- MATLAB实现的EM算法，用于高斯混合模型的均值、方差、权重估计-EM algorithm based on MATLAB
MATLAB-financial
- 金融数量分析 有关均值方差分析还有收益率波动问题的代码-Financial quantity analysis The mean variance analysis and yields fluctuation of the code
untitled
- 求均值 方差 标准差 用matlab编写的 -Average variance standard deviation using matlab
junzhifangchashenjingwangluoyuce
- 提取均值方差等特征参数，并运用神经网络对特征参数序列进行预测-Extracting characteristic parameters such as mean and variance, and the use of neural networks to predict the sequence of characteristic parameters
baizaosheng
- 高斯白噪声产生，计算均值方差，自相关函数，统计结果直方图，概率密度图-Gaussian white noise, calculate the mean variance, autocorrelation function, histogram statistics, probability density maps
riskaversion
- 马科维茨均值方差理论中的风险厌恶系数应用-risk aversion
EM 算法
- 用EM算法求解高斯混合模型并可视化，数据是男女生的身高分布，前提是初始化男女生身高各自的均值和方差和比例，然后由EM算法求解，男女生身高的均值方差，以拟合数据。(The EM algorithm is used to solve the Gauss mixture model and visualize. The data is the height distribution of male and female. The premise is to initialize the mean, v