绝对离差,Absolute deviation
1)Absolute deviation绝对离差
1.Using the absolute deviation as a risk measurement index,a novel absolute deviation optimal purchasing portfolio model for multiple markets is built in risk minimization target.用绝对离差度量供电公司的购电风险,建立以风险最小化为目标的多市场购电组合优化模型。
2.This paper provides a mean absolute deviation protfolio selection model on account of return data, the model uses mean absolute deviation as measure of the risk and gains a optimal portfolio in possesing taxes and transaction costs by solving the linear programming.本文给出了基于历史收益率数据的均值 -平均绝对离差型证券组合投资模型 。
英文短句/例句

1.As a measure of risk, mean absolute deviation is better than variance in a sense.作为度量风险的标准 ,绝对离差比方差更为合适 .
2.Study on Risk Decision-Making Model Based on the Semi-Deviation Risk Messure;基于半绝对离差的风险投资组合决策研究
3.Extended Semi A.D and Dynamic Portfolio Selection;推广的半绝对离差和动态投资组合选择
4.An Extended with Portfolio Optimization Model Mean-Semideviation;一个推广的半绝对离差证券组合投资模型
5.Portfolio choice model based on mean absolute deviation and it s simulated annealing algorithm;绝对离差证券组合投资模型及其模拟退火算法
6.Chance-constrained Mean-Semi-Absolute Deviation Portfolio Models机会约束下的均值—半绝对离差投资组合模型
7.Electricity Procurement Optimal Decision-Making Model of Power Supply Company Based on Absolute Deviation Risk Measurement以绝对离差为风险计量指标的购电分配模型
8.Comparative Study between Mean Absolute Deviation Model and Mean-Variance Portfolio Selection Model;绝对离差风险测度模型与均值方差模型的比较研究
9.A Portfolio Optimization Model of Banking Asset Based on the Adjusted Credit Grade and the Semivariance Absolute Deviation基于信用等级修正和半绝对离差风险的银行资产组合优化模型
10.The paper raises a mean-absolute deviation porfolio optimal selection model on account of the historical return data.本文给出了基于历史收益率数据的均值—平均绝对离差型组合证券投资优化模型。
11.average absolute relative deviatio平均相对离差绝对值
12.Study on Robot s Absolute Accuracy Calibration Based on Distance Error Model;基于距离误差模型的机器人绝对精度标定研究
13.The difference, especially the absolute difference, between one number in a set and the mean of the set.离差差别,尤指绝对差异,也就是指一套装置中的某一个与其它的之间的差异
14.Earlier, when we calculated the range, the interquartile deviation, and average absolute deviation, the answers were expressed in the same units as the data itself.当我们计算极差,四分点离差和平均绝对偏差时,答案的计量单位与数据单位量相同的。
15.On Another Numerical Characteristic of the Random Variable:Absolute Deviation;随机变量离散程度的另一个数字特征——绝对差的探讨
16.age absolute relative error平均相对误差绝对值
17.absolute preference margin关税优待的绝对差额
18.absolute position绝对位置,游离位置
相关短句/例句

mean absolute deviation绝对离差
1.Portfolio choice model based on mean absolute deviation and it s simulated annealing algorithm;绝对离差证券组合投资模型及其模拟退火算法
3)absolute-deviation绝对离差
1.The absolute-deviation is defined as variance.用组合证券收益的平均绝对离差作为风险,考虑到收益最大与风险最小,建立数学模型,研究含有交易费的证券组合投资问题,并给出了算法。
4)semivariance absolute deviation半绝对离差
1.Using Skewness and Kurtosis to adjust critical number of firm s credit grade migration,using Semivariance Absolute Deviation method to measure loan portfolio risks,a portfolio optimization model of banking asset based on the adjusted credit grade and the semivariance absolute deviation is set up.用峰度和偏度对企业信用等级转移的阈值进行修正,引入了半绝对离差方法衡量贷款组合风险,建立了基于信用等级修正和半绝对离差风险的银行资产组合优化模型。
5)mean-absolute deviati绝对离差(MAD)
6)semi-absolute deviation半绝对离差
1.A novel semi-absolute deviation optimal purchasing portfolio model for multiple markets is proposed by quantizing the risk and expected revenue rate of load serving entity.以半绝对离差作为风险计量指标对供电公司利润—风险进行量化,只考虑收益率中低于期望收益率的部分,且不要求收益率服从正态分布。
延伸阅读

离差法离差法disperaoa method 离差法[山,湘如..州血闭;八~Pc那IIa碱MeT叭],数论中的 解某种形如---一 “+口=n(l)的二元方程(二元加性问题(时比廿记probler出))的一种方法,这里:和P属于充分稠密的且在算术级数序列中分布得足够好的自然数序列. 由幻.B.几扣刀田K于1958一1%1发展起来因而称为月如旺田盆离差法(Linn正曲详岛幻nn姆山目)的这一方法,把概率论的基本概念(特别是离差的概念和qe压l-山阳型不等式)和H.M.BHHo印幼oB与A.研阳U的分析和代数思想结合起来.可以叙述如下(亦见加性数论(以记拓记nLU初比r由印ry”. 方程(1)可以归结为形如 ,D‘+刀=”(2)的方程,这里,和D’彼此独立地通过矩形域,e(v),D’e(D)中的某些值,其中(v)和(D)是某区间;此外,v是素数,而对O‘可加上各种附加条件.设F是这方程的解数. 现对任意D任(D)考虑方程 vD+刀=n,设A(n,D)是用某些直接推断方法求得的它的解数.于是方程(2)的期望解数(假设的)可写成 s二Z注(n,。‘) D“(D)的形式.差F一S=V的估计具有形式 F一又「又1一,。。.D,、1.‘:、 D’‘(D)LvD’+夕二。J应用Q‘hy不等式得出 V,簇DOV‘,(4)其中D0是区间(D)的长度而 。,一£「又1一,。n .D,)1’‘;、 D“(D)Lv。’+口=。J是方程(2)的解数的离差. 如果(匀中的求和范围扩展到全部De(D),那么在(2)中加于D,的所有附加条件将消失.同时离差值只能递增;因此,。·、。