skewness

n. 歪斜

释义

偏斜；

英英释义

skewness[ 'skju:nis ]

n.an oblique or slanting asymmetry

同义词：lopsidedness

权威例句

skewness (n.)

1877, from skew + -ness.

1. Unfortunately, when skewness and kurtosis are taken into account, this need not be the case.

不幸的是，一旦把偏斜度和峰度考虑进去，事实就并非如此了。

2. I also discuss the potential effect of time-varying skewness and kurtosis on the performance of the model.

我也探讨了随时间变化的偏态系数与峰态系数对此模型表现之潜在的影响。

3. Choose the video frames with small skewness, brightness space into blocks before the discrete cosine transform, embed the middle frequency coefficients into watermarking.

选择偏斜度很小的视频帧，对亮度空间分块后实施离散余弦变换，在中频系数中嵌入水印。

4. Research findings proved that both skewness level of asset earning rate distribution and market friction factors had direct effect on decision-making behavior of investor.

研究证明资产收益率分布的偏度水平是与投资者的决策相关的，市场摩擦因素对投资者的决策行为也有直接的影响。

5. In this paper we propose a mean-variance-skewness portfolio optimization model with transaction costs.

提出了含有交易成本的均值-方差-偏度资产组合优化模型；

6. The experiments show that our method is feasible, effective, sparsity -proof and skewness-proof.

实验结果证明了本文方法的可行性、高效性、抗稀疏性和抗偏斜性。

7. Then, we use Skewness Analysis way to show the relationship between engaged behavior and loyalty, responsibility, matchup, performance, satisfaction and diligence in Shanghai knowledge workers.

然后，以上海知识员工为例，通过偏相关分析，从忠诚度、责任度、适配度、绩效度、满意度、勤奋度六个维度研究与敬业行为的相关关系。

8. At last, it attempts to explain skewness from the point of view of Behavioral Finance.

最后从行为金融学角度出发分析了投资者的心理偏好对资产定价的影响。

9. Through theoretical derivation, a new algorithm based on IFFT and time domain randomization for the simulation of non-gaussian random processes with specified PSD, skewness and kurtosis was proposed.

通过理论推导，分析并得到了一种新的基于IFFT和时域随机化的非高斯随机过程模拟算法，能够方便快捷地模拟具有指定功率谱密度、偏斜度和峭度值的平稳非高斯信号。

10. When excavating with parallel association rules, the two data distribution characters, data skewness and workload balance, will affect the validity of pruning.

在进行并行关联规则挖掘时，数据偏斜和工作量平衡这两个数据分布特征影响着剪枝的有效性。

11. On this base, the skewness of high-order statistic analysis is used to test and verify the effectiveness of the conclusion. Simulation results further show this method is practicable.

在此基础上，利用高阶统计分析中的斜度概念验证此结论的有效性，并且通过仿真实验进一步说明了此方法的可行性。

12. The sensibility of skewness to variation of sedimentary environment is finite.

偏度对研究区沉积环境差异的敏感性是有限的。

13. A portfolio selection model with transaction costs under the constraint of higher moments such as skewness and kurtosis was discussed.

讨论了有交易费用的、包括偏度和峰度在内的高阶矩约束的多目标最优投资组合选择模型。

14. Skewness is an eigenvalue of symmetric distribution of the image.

偏斜度是一个能表征图像是否对称分布的特征量。

211.151.93.212

15. This paper proposes a new algorithm of video watermarking based on skewness.

提出一种基于偏斜度的视频水印新算法。

211.151.93.212

16. Method of Non-parameter was used to analyze variances in skewness distribution.

非参法用于分析资料成非正态分布的变量。

17. The implied volatility skew can be described by risk-neutral skewness and kurtosis with the former the first-order effect and the later second-order.

隐含波动偏态可以被风险中立偏态及峰态系数所描述，前者为第一阶效应、后者为第二阶效应。

140.118.33.11

18. This artical expounds theoretically the rationality of positive skewness data dealt with Weibulldistribution and the fitting attempt has been made ata number of practical data.

本文从理论上阐明用威布尔分布法处理正偏态资料的合理性，并对多份实际资料作了拟合尝试。

19. The distribution of academic motivation was negative skewness, in other words, most students had higher motivation level.

学习动机水平呈负偏态，即大部分学生具有较高的学习动机水平。

20. A new three-moment method is presented. The proposed method considers not only the means and variances of random variables, but also the influences of skewness of probabilistic distribution.

提出了可靠性分析的三参数法，它不仅考虑了随机变量的均值和方差，还计入分布偏度的影响。

21. A new method based on the wavelet packet transform and skewness was proposed for infrared small target detection under complex background.

针对复杂背景下单帧红外图像中的弱小目标检测问题，提出了一种新的基于小波包变换和偏斜度的检测方法。

22. 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。

23. The authors analyzes the predictive power of implied skewness and implied volatility derived from Chicago Mercantile Exchange options on Euro FX over the year 2004.

文章利用2004年芝加哥商品交易所的美元-欧元期货期权的信息，分析了其隐含偏度和隐含波动率在预测短期汇率中的效力。

24. The relationship between sorting and skewness of beach sediment in bays indicates that the nature of beach sediment is similar to that of river sands.

海湾海滩沈积物淘选度与歪斜度的相关性指出沈积物之组织特徵与河床砂相近，显示陆源物质是控制海岸沈积物组成之主要因素。

25. On this base, the skewness of high-order statistic analysis is used to test and verify the effectiveness of the conclusion.

在此基础上，利用高阶统计分析中的斜度概念验证此结论的有效性，并且通过仿真实验进一步说明了此方法的可行性。

26. Results: the daily cost of medicine for in - patients receiving operations is positive skewness.

结果：住院手术病人住院期间药品费用为正偏态分布；

27. Grain-size distribution may be characterized in part by skewness of the distribution. Skewness is a statistical measure of the uniformity of the distribution of a group of measures.

粒径的分布具有偏态分布的特点。 偏态是对一组分布均匀性测量的统计度量。

28. Grain-size distribution may be characterized in part by skewness of the distribution. Skewness is a statistical measure of the uniformity of the distribution of a group of measures.

粒径的分布具有偏态分布的特点。 偏态是对一组分布均匀性测量的统计度量。

29. Coefficient of skewness

偏度系数;偏斜系数

-- 来源 -- 英汉 - 翻译参考[网络]

30. Grain-size distribution may be characterized in part by skewness of the distribution.

粒径的分布具有偏态分布的特点。

-- 来源 -- 汉英 - 翻译参考

31. Grain-size distribution may be characterized in part by skewness of the distribution. Skewness is a statistical measure of the uniformity of the distribution of a group of measures.

粒径的分布具有偏态分布的特点. 偏态是对一组分布均匀性测量的统计度量。

-- 来源 -- 英汉 - 翻译样例 - 社会

32. distribution with positive skewness

正偏斜分布

-- 来源 -- 英汉 - 翻译参考[网络]

33. Skewness is a statistical measure of the uniformity of the distribution of a group of measures.

偏态是对一组分布均匀性测量的统计度量。

-- 来源 -- 汉英 - 翻译参考

34. negative skewness

负向偏斜度

-- 来源 -- 英汉 - 翻译参考[网络]

35. absolute skewness

绝对偏斜度

-- 来源 -- 英汉 - 翻译参考[网络]

36. degree of skewness

偏斜度

-- 来源 -- 英汉 - 翻译参考[网络]

37. filling skewness

纬[纱歪]斜度

-- 来源 -- 英汉 - 翻译参考[网络]

38. measure of skewness

偏度;偏态度量;偏斜度

-- 来源 -- 英汉 - 翻译参考[网络]