kurtosis

Practically, the application of options implied second moment, implied volatility, is very popular, but the study of implied third moment, skewness, and fourth moment, kurtosis, is seldom.

实务上，选择权价格所隐含之二阶动差（即波动率）应用得非常普遍，但有关所隐含三阶动差（偏态）及四阶动差（峰态）之研究则较为少见。

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A new range alignment algorithm based on modified kurtosis is proposed.

本文提出了一种基于修正峰度的ISAR距离对准算法.

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A Normalized Kurtosis based Voice Activity Detection Method under non-Gaussian noise

一种基于归一化峰度的抗非高斯噪声语音VAD检测方法

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An approach named component analysis based on kurtosis ( CABK ) was used to identify the overlapped peaks.

基于峭度的组分分析方法用来解析重叠峰.

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A new method for extracting weak impulse characteristic based on a sliding kurtosis algorithm

基于滑动峰态算法的信号弱冲击特征提取及应用

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Fetal Electrocardiogram Extraction by Combing Kurtosis and Temporal Structure

联合峭度和时序结构的胎儿心电提取

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Input signal Kurtosis based variable step size LMS adaptive line enhancement ( ISK-BLMSALE) approach is proposed, in which input signal Kurtosis is used as the independent variable of step size function.

提出了一种基于输入信号峭度的变步长LMS自适应谱线增强方法，该方法以输入信号的峭度为自变量，构造新的步长。

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The time waveform of the mixing matrix which was generated by dynamic ICA algorithm based on kurtosis maximization can promptly and accurately reflect the energy changes of μ rhythm.

基于峭度极大的动态ICA算法产生的混合矩阵系数的时间波形能及时准确地反映u节律能量变化。

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Nonlinear Blind Deconvolution Based on Kurtosis Criterion and Decision Directed Algorithm

基于峰度准则与判决引导的非线性盲解卷积

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Binomial Option Pricing in the Case of Excess Kurtosis of Asset Returns

标的资产具有超额峰度de二项式期权定价模型

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Kurtosis Factor for Earlier Detection and Diagnosis of Gear Faults

峰态因数指标在齿轮故障振动诊断中的应用

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When we measure the kurtosis of a distribution, we are measuring its peakedness.

度量一条频率分布曲线的尖削度就是度量其顶部的峰态。

词典精选例句

Application of Blind Signal Extraction to Radar Signal Sorting Based on Kurtosis

基于峭度的盲抽取技术用于雷达信号分选

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After that, random sampling method of flow through pipes and pressure heads at nodes by Monte Carlo method is proposed, and to test the distribution of sample, SPSS software and skewness-kurtosis method are used.

利用蒙特卡洛方法对各管段流量和各节点压力进行随机抽样，并使用SPSS软件和偏度、峰度方法对其进行正态性检验。

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The Study on the Principle of Kurtosis Based ICA Method

基于峰态的独立分量分析原理的研究

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When we measure the kurtosis of a distribution , we are measuring its peakedness.

度量一条频率分布曲线的尖削度就是度量其顶部的峰态.

词典精选例句

Moreover, Skewness and kurtosis of the logarithm power histograms of some characteristic waves in EEG, such as delta wave during SWS and theta wave during waking and REM, obtained high values.

EEG在不同时期的某些特征波（例如：慢波睡眠期的δ波、清醒期和快动眼睡眠期的θ波等）使功率对数值分布具有较大的偏斜度值和峭度值。

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Study on FECG Extraction Algorithm Based on Autocorrelation and Kurtosis

基于自相关函数和峭度的FECG提取算法研究

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The main researches include the following points: 1. We have proposed the multi-user detection algorithm based on the rule of least mean kurtosis ( LMK) for DS-CDMA system. Then, the convergence characteristic of this algorithm is studied analytically.

本文的主要工作有：1.在DS-CDMA系统中提出了基于约束最小平均峰度（Least mean Kurtosis：LMK）准则的盲多用户检测算法，分析了该算法的收敛特性。

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Skewness and Kurtosis Test of Normal Distribution for Target Detection Precision

目标探测精度正态分布偏峰度检验设计及应用

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Based on constrained independent component analysis, a fast algorithm for one-unit ICA-R is proposed when absolute value of kurtosis is considered as contrast function in this paper.

基于约束独立成分分析理论，以峭度的绝对值为对比函数推导出一种快速一单元ICA-R算法。

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Blind identification and equalization based on maximum kurtosis criteria and genetic algorithm

基于最大峰度准则和遗传算法的盲辨识与盲均衡

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Input signal Kurtosis based variable step size LMS adaptive line enhancement

基于输入信号峭度的变步长LMS自适应谱线增强方法

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The application of skewness and kurtosis to the studies on particle distribution

偏度和峰度在粒子谱研究中的应用

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Nonlinear Futures Hedging Model Based on Skewness Risk and Kurtosis Risk

考虑偏度风险和峰度风险的非线性期货套期保值模型

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A New Kurtosis Loose Switching Algorithms for Blind Source Separation

一种峭度宽松开关盲分离算法

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On the even solution of single kurtosis of the Feigenbaum function equations

极值函数解的唯一性

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Gradient Algorithm for Sequential Extraction of Independent Component Based on Kurtosis

基于峭度的独立分量逐次提取梯度算法

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Research on blind source separation based on kurtosis

基于峭度的盲源分离方法研究

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The results show that the method based on BWD spectral kurtosis can effectively extract disturbance characteristics and has a good anti-noise capability; SVM classifier can effectively identify two kinds of disturbance and has a higher recognition rate for small samples and other disturbances superposition.

结果表明，基于BWD谱峭度方法能够有效提取扰动特征量，且具有良好的抗噪性能；利用SVM分类器在小样本和叠加有其他扰动时，有效识别两类扰动，识别率较高。

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