The algorithm first makes a top-down coarse location using the projection analysis of the edge density graph and then makes a bottom-up precise location based on the vertical edge linkage intensity.

该算法首先通过对边缘密度图进行投影分析进行自顶向下的粗定位，然后在此基础上利用垂直边缘的连接强度进行自底向上的精确定位。

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Maintain uniform clearance at vertical edge of doors.

门的垂直边缘应该保持统一的间隙。

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These blows have been horizontal. Next come the vertical edge-hand blows.

这些打击是横向的。下面是纵向手刀打击。

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Alternatively, swipe from any edge across the lock screen to bring up the applications view -- a vertical grid of icons.

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