在线性代数里,矢量空间的一组元素中,若没有矢量可用有限个其他矢量的线性组合所表示,则称为线性无关或线性独立 (linearly independent),反之称为线性相关(linearly dependent)。 例如在三维欧几里得空间R的三个矢量(1, 0, 0),(0, 1, 0)和(0, 0, 1)线性无关;但(2, −1, 1),(1, 0, 1)和(3, −1, 2)线性相关,因为第三个是前两个的和。
线性相关(linear correlation):又称简单相关,两个变量间呈现线性变化趋势的 关系称为线性相关。 样本协方差:离均差乘积在样本中的平均。
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非线性相关 Nonlinear regression ; non-linear correlation ; nonlinear dependence
负线性相关 [数] Negative linear correlation
线性相关的 linearly dependent
线性相关集 linearly dependent system ; linearly dependent set
线性相关系数 [数] linearly dependent coefficient ; linear correlation coefficient ; linear correlation
线性相关性 Linear correlation ; [数] linear dependence
负非线性相关 [数] negative nonlinear correlation
非线性相关接收机 nonlinear correlation receiver
线性相关度量 [数] measure of linear correlation
There was significant (P<0.01) positive linear correlation between FW and ML.
FW与ML呈线性相关(P<0.01)。
参考来源 - 人工养殖曼氏无针乌贼(Sepiella maindroni)繁殖生物学特性研究At present, fewer articles study the relationship between the listed company assets structure and development capabilities.
上市公司的资产结构和发展能力之间是否有线性相关关系,如果有相关性,相关程度如何? 目前较少文章对此进行研究分析。
参考来源 - 上市公司资产结构与发展能力相关性实证研究The results indicated that there was no significant difference between the test results of the two test methods,and they had a good linear correlation.
结果表明,两个标准中的梯形法测试结果无显著差异,且具有很好的线性相关性。
参考来源 - 非织造布撕破强力测试方法的比较Research on the linearity correlativity between shrinkage and the other 29 kinds of testing index theoretically and practically to expose the influence shrinkage exerts pressure on worsted fabric’s characters.
理论分析与实践研究了织物缩率与其他29项测试指标之间的线性相关关系,揭示缩率对精纺毛织物风格的影响。
参考来源 - 精纺毛织物风格综合评价与设计应用·2,447,543篇论文数据,部分数据来源于NoteExpress
牛粪配方中有机质含量与甜瓜产量呈显著的线性相关。
The organic content in the cattle manure prescriptions was remarkably correlated linearly with muskmelon yield.
从这个角度来看,两个完全变化的东西是线性相关的。
In this perspective, two things varying perfectly together are linear dependent.
线性相关分析表明,生活满意度较低的患者容易出现失语症,焦虑症,人际关系敏感性和躯体化症状。
Linear correlation analysis indicated that those patients whose living satisfaction degree was low were prone to athymia, anxietas, interpersonal relationship sensitiveness and somatization symptom.
Because of the physics of diffusion it doesn't go linearly with distance.
由于扩散现象的物理特性,它和距离不是线性相关的
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