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基于峰度的ICA算法
- 这是一个基于峰度的ICA算法,里面的ica_kurt.m是主文件,输入为待处理的观察信号,要求是矩阵形式,行数为所包含的分量数,列数为每一个分量包含的抽样点数。-This is a peak on the ICA algorithm inside ica_kurt.m is the main document, pending input signal observation demands matrix form, the number of firms covered by the weig
Geochem 数据集基本统计参数计算
- 数据集基本统计参数计算,例如平均值、均方差、最大值、最小值、1/4分位值、2/4分位值、3/4分位值、峰度系数、偏度系数、异常下限等。使用迭代算法实现。-A program for statistic parameters from a dataset, such as the means, STD variation, MinX, MaxX, 1/4 quatitile, 2/4 quatitile, 3/4 quatitile, Kut. and Skew. coefficients, th
Root-MUSIC.matlab
- ROOT-MUSIC的matlab仿真源码,基于求根方式的music算法,避免了谱峰搜索,优化了计算复杂度-ROOT-MUSIC for matlab simulation source code, algorithm-based Roots music the way to avoid the peak search, optimization of the computational complexity
matlabscore
- 某校60名学生的一次考试成绩如下: 某校60名学生的一次考试成绩如下: (93 75 83 93 91 85 84 82 77 76 77 95 94 89 91 88 86 83 96 81 79 97 78 75 67 69 68 84 83 81 75 66 85 70 94 84 83 82 80 78 74 73 76 70 86 76 90 89 71 66 86 73 80 94 79 78 77 63 53 55 1)计算均值、标准差、极差、偏度、峰度,画出直方图;
pto
- 运用统计理论进行均值、标准差、偏斜度、峰度等的计算-Application of statistical theory to the mean, standard deviation, skewness, kurtosis, etc. Calculation
CBIR
- 一个基于Gabor滤波器组的多特征融合的图像检索算法(CBIR based on Multi-Features Combining Multi-parameters from Gabor Filter-bank, 简称multi法),融合了基于Gabor 小波系数的标准方差,峰态,能量,平滑度和一致性度量五个特征量度,实验表明,该算法是一种更加有效的图像检索方法。-we propose a CBIR algorithm based on Multi-Features Combining Mult
Untitled5
- 求峭度,有效值,均方值,还有峰度,是对风力发电机组数据的必要东西-Seeking kurtosis, RMS, mean square value, and kurtosis, the data is necessary for wind turbine things
QQAA
- 综合介绍CMA的,提出2种改进算法,并且有基于峰度的推导证明-An overview of the CMA, put forward two kinds of improved algorithms, and there is proof of the derivation based on kurtosis
MIMORadarDOAEstimation
- MIMO雷达模型下一种子空间谱估计方法,采用过估计的方法,以避免信源数估计的问题,直接对数据协方差矩阵进行变换,从而构造了信号子空间投影矩阵和噪声子空间投影矩阵,不需要像经典的MUSIC一样对其进行特征分解,完全避开了在一般非理想情况下MUSIC算法必须面对的识别小特征值与大特征值的麻烦,降低了复杂度,而且该方法不受快拍数的影响,在相干源情况下也能准确的估计目标的入射角,不会出现伪峰。-A subspace based DOA (Direction-Of-Arrival) estimation
MyIndex
- 主要功能是计算均值、标准差、方差、偏斜度、峭度、 峰峰值、方根幅值、平均幅值、峰值、 波形指标、峰值指标、脉冲指标、裕度指标。-The main function is to calculate the mean, standard deviation, variance, skewness, kurtosis, peak to peak, the square root of amplitude, average amplitude, peak waveform index, peak ind
MyIndex
- 本程序是计算振动信号各种参数的实验程序。 主要功能是计算均值、标准差、方差、偏斜度、峭度、峰峰值、方根幅值、平均幅值、峰值、波形指标、峰值指标、脉冲指标、裕度指标。-This procedure is experimental procedure of the calculation of the various parameters of the vibration signal. The main function is to calculate the mean, standard d
shiyuzhibiao16
- 信号特征提取16个时域、频域指标 均值、标准差、方差、 偏斜度指标、峭度指标、 峰-峰值、峰值、均方幅值、平均幅值、方根幅值、波形指标、峰值指标-Signal feature extraction 16 time domain, frequency domain mean, standard deviation, variance, skewness index, kurtosis index, peak- peak, mean square amplitude, average ampli
Time-domain-index-calculation
- 信号的一些时域指标计算,有效值,峰峰值,峭度,能量,倾斜度等-Calculation, effective value, some indexes of time domain signal peak, kurtosis, energy, gradient
TimeDomainFeature
- 比较全的信号统计特征的调用程序,包括均值MV, 均方根值RMS, 方根幅值RA, 绝对平均值AA, 偏斜度SKEW, 峭度KV, 方差VAR, 最大值maxW, 最小值minW, 峰-峰值PPV-Compare all the statistical characteristics of the signal caller, including mean MV, RMS value RMS, root amplitude RA, absolute average AA, skewness SKE
Untitled
- 对噪声图像进行均值,方差,峰度和偏度的计算并输出其数值-Noise images mean, variance, skewness and kurtosis computing and outputting the value
constructioncomplete
- 一种基于峰度的ICA,实现的盲声源分离。-ICA based on kurtosis, blind source separation achieved.
zuotu_4
- 四种统计学作图的matlab实现方式,分别是箱线图,茎叶图,QQ图和频率直方图。直接输入数据即可运行,具有初步分析数据偏度、峰度、正态性的广泛应用。-Four kinds of statistical mapping matlab implementation, namely, box plots, stem and leaf diagram, QQ diagram and frequency histograms. Input data can be run directly, with a
Copula理论及应用
- Copula理论及应用实例 从xls文件中读取数据 绘制频率直方图 计算偏度和峰度 正态性检验 求经验分布函数值 核分布估计 求Copula中参数的估计值 绘制Copula的密度函数和分布函数图(sample for copula theory)
特征提取程序
- 主要是用于提取超声导波的时域特征,例如偏度参数、峰度系数、形状系数、离散系数等等(Time Domain Characteristics for Extracting Ultrasound Guided Waves)
garchsk
- Jondeau 、Leon 等提出自回归条件方差—偏度—峰度模型(GARCHSK),用于同时描述收益率二阶矩、三阶矩和四阶矩的时变特征。此文件为该模型代码。(Jondeau, Leon et al. Proposed an autoregressive conditional variance-skewness-kurtosis model (GARCHSK), which was used to describe the time-varying characteristics of the