研究人员称，即使在入睡状态下大脑活动相对会弱些，但是两种状态下的大脑活动却十分相似。
The brain activity was similar, if weaker during sleep, the researchers said.
并将两种特征模型进行线性融合，得到最终的目标表征模型，其中的融合系数由特征似然图对比度自适应确定。
The final target representation model was obtained by means of linear fusing the two feature models, and the fusion coefficient was determined adaptively by contrast ratio of feature likelihood map.
扫描电子显微镜图像显示这两种晶界原子结构中的位错排列十分相似。
Imaging with scanning transmission electron microscopy showed that the atomic grain-boundary structure had dislocations that had very similar arrangement.
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