詞語：covariation
covariation的解釋
covariationn. 共變；相關變異
covariation的意思
covariation 相關變異;共變;協變;相關作用;Covariation Inferences 共變推理;assessment covariation 釋義：協方差估值;coefficient of covariation 共變係數;The theory and empirical analysis of the realized variance and realized covariation with the contamination of noise 上一篇論文： 噪聲影響下實際方差與實際協方差估計的理論與實證研究;
covariation的參考例句
1.The covariation of language and society is a fundamental concept in the covariation theory of sociolinguistics. 語言和社會的共變是社會語言學共變論的一個基本觀點。
2.The algorithm constructs matrixes by using covariation or covariation coefficient and estimates bearing and range of near-field sources by rooting method. 本方法利用協變異（或協變異係數）構造矩陣，並通過求根的方法估計近場源的方向角和距離參數。
3.Specifically, investors would have to diversify their portfolio outside a family group in order to avoid the return covariation of homogeneous family stocks. 因此，投資者在建構投資組合時，不可輕忽家族控股集團因素，才能達到分散風險的目的。