...离散度矩阵；边缘类 [gap=748]rds: fisher linearity distinction; face recognition; relative dispersion matrix; edge class ...
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通过改进其投影方向来减轻边缘类对特征分解的主导作用，从而提高了识别效率。
Through improves its projection direction to reduce the edge class the leading role which decomposes to the characteristic, thus enhanced the recognition efficiency.
将孩子的秋千和沙箱从林地边缘移到木屑或护根类覆盖物的地面上。
Move children's swing sets and sand boxes away from the woodland edge and place them on a wood chip or mulch type foundation.
在全球范围内的动物当中，两栖类受到灭绝的威胁最大。有三分之一的两栖类已在灭绝的边缘。
Amphibians are the most threatened group of animals worldwide, with a third of the world's species in danger of extinction.
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