Finding good approximation of exchange-correlation functional is one of the main targets in DFT.

找到合适的交换能量泛函是密度泛函的主要内容之一。

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Together with correlation between interest rate futures and exchange rate, it is very likely to produce hedge positions for hedge commodities such as futures.

加上利率期货之间和汇率的相关性，这是非常有可能产生诸如商品期货套期保值对冲头寸。

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Objectives To analyze the correlation factors and intervention strategies for anemia after exchange transfusion in neonates.

目的分析影响新生儿换血治疗后贫血的相关因素，探讨干预策略。

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On Tuesday Global X launched a new equity exchange-traded fund that attempts to achieve high correlation to crude oil spot prices.

FORBES: Two New Oil And Gold ETFs To Watch

The correlation between the dollar-yen exchange rate and the Nikkei a measure of how closely linked their movements are was 0.97 from mid-November to Feb. 1, but slipped to 0.70 for the period from the beginning of February through Wednesday.

WSJ: Japanese Stock Rally Shifts To a New Gear

The growth of exchange-traded funds is a much better explanation for the spike in correlation.

FORBES: How The Correlation Bubble Hurts Us All