variance
- n. 分歧，不一致；变化幅度，差额；（官方的）特殊许可；（律）（两个供述或证据间的）不符；（统计）方差
[ 复数 variances ]
网络释义专业释义英英释义
...标准差公式 统计学中的方差公式是什么 概率论中方差用来度量随机变量和其数学期望(即均值)之间的偏离程度、x2,x1:方差(variance)是在概率论和统计方差衡量随机变量或一组数据是离散程度的度量、x3……
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Analysis of Variance [数] 方差分析 ; 离散分析 ; 方差分析方法 ; [数] 变量分析
Materials cost variance 材料成本差异 ; 资料成本差别 ; 质料成本差异 ; 材料本钱差别
Homogeneity of variance [数] 方差齐性 ; 方差同质性 ; 齐同 ; 检定
variance swap 方差互换 ; 变异对冲
Polled variance 合并方差
variance ratio 方差比率 ; 变异数比
volume variance 产量差异 ; 业务量差异 ; 数量差异 ; 产量差别
Common variance [统计] 公共方差 ; 公方差
population variance [数] 总体方差 ; 总方差 ; 总偏差 ; 母体变异数
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方差 - 引用次数：1208
Most theoretical models in financial economics measure risk as variance.
金融经济学中，大部分的理论模型用方差来度量风险。
参考来源 - 风险度量与组合投资新方法——双侧部分矩模型差异 - 引用次数：212Our specification can explain 90% of the time serial and cross sectional variance of the B share and H share discounts.
这些因素对价格差异行为的共同解释达到了90％以上。
参考来源 - 中国股票市场分割与价格行为变迁 - 引用次数：113Chapter 3: history variance and appraisal of China’s food safety control.
第三章，中国食品安全控制的历史变迁及评价。
参考来源 - 中国食品安全控制研究 -
差异 - 引用次数：290
Variance was found to some degree in the number of ovariole in P. puparum.
该蜂卵巢管的数量在不同个体间偶有差异。
参考来源 - 蝶蛹金小锋卵巢发育和卵黄发生的影响因子及其作用变异规律 - 引用次数：11 参考来源 - 不同立地条件对人工林火炬松纸浆材材性影响规律的研究 -
方差 - 引用次数：678
Variance analysis and contrast method are applied to select color space.
首先采用方差分析方法和对比度方法进行彩色空间的选择。
参考来源 - 模糊C变迁 - 引用次数：13The knowledge representation of fuzzy diagnosis based on petri nets includes knowledge-base station (KBS), proposition, variance, input and output, and reliability and allusiveness.
基于模糊Petri网的知识表达是库所、命题、变迁、输入、输出及其可信度、影射等的集合。
参考来源 - 基于模糊Petri网的故障诊断方法变异数 -
壁厚差 - 引用次数：2
However, there still exists the fact of the serious variance of the top and bottom thickness of the product. And it reduces the productive efficiency and increases the cost of production.
然而在生产中出现了上下壁厚差严重的现象，使生产效率降低了，成本增加了。
参考来源 - 1420Al -
变性变异和变异数差异方差变量变化变更;分歧差异;方差
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(诉讼中)两步骤间的不一致；诉状与证据的不一致
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变异度变度
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变异度
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方差
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变异数变度方差
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方差
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方差
·2,447,543篇论文数据，部分数据来源于NoteExpress
variance [ 'vεəriəns ]
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n.
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an event that departs from expectations
同义词： discrepancy variant
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discord that splits a group
同义词： division
- the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value
- a difference between conflicting facts or claims or opinions
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the quality of being subject to variation
同义词： variability variableness
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an official dispensation to act contrary to a rule or regulation (typically a building regulation)
"a zoning variance"
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an activity that varies from a norm or standard
同义词： variation
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an event that departs from expectations
以上来源于: WordNet
柯林斯英汉双解大词典
variance /ˈvɛərɪəns/
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1.
PHRASE If one thing is at variance with another, the two things seem to contradict each other. 与…相矛盾 [正式]
例：Many of his statements were at variance with the facts.
他的许多陈述都与事实相矛盾。
双语例句原声例句权威例句
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Many of his statements were at variance with the facts.
他的许多陈述都与事实相矛盾。
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These conclusions are totally at variance with the evidence.
这些结论与证据完全相悖。
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Although qualitative variance among nerve energies was never rigidly disproved, the doctrine was generally abandoned in favor of the opposing view.
尽管神经能量之间的质量差异从未被严格否定，但这一学说普遍被放弃，相反的观点则被支持。
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There's no correlation between them ... and that means that the variance-- and I want to talk about equally-weighted portfolio.
它们之间没有相关性,也就是说。。。方差-,我想讲一下,权重相等的投资组合。
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There's also another variance measure, which we use in the sample-- There's also another variance measure, which is for the sample.
还有另一个离散指标,我们用以考察样本,这是另一个离散指标,用于考察样本
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So in return to, we have a slight variance here, -- where I'm defining apparently -- declaring a function called cube.
作为应答，这里我们有一点变化，这里我显然定义了-,声明了一个叫做cube的函数。
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