Furthermore, we give a new method of grouping according to the thought of AIC, and name it as variance criterion.

受到AIC准则想法的启发，随后给出一个新的分组方法，定义为绝对方差准则。

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Drugs also can be classified according to their form, such as liquid, tablet, ointment, or powder. Still another method of grouping drugs is by their chemical structures.

药物还可根据其外形分类，如水剂、药片，药膏和粉剂。还有一种方法是按照其化学结构分类。

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In order to reduce the loss of the fault coverage when using the parity tree to compact the test response, a method of grouping compaction of the output pins is proposed in the paper.

为了减少利用奇偶树压缩测试响应时的故障覆盖损失，提出了一种输出端分组压缩的方法。

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