“渡鸦”无人机的控制硬件是一台在侧面配有按钮的平板电脑，有点象一个便携的游戏机，大部分使用者能够在几天内掌握其使用方式。

The controlling hardware is a tablet computer with buttons on the side, something like a portable games machine, and most people can get the hang of it in a couple of days.

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外面是侧面面板的导航，来自过去很少游戏中用到的象“拨号”那样的系统。

Out goes the side panel navigation from the last few games for this' dial 'like system.

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然后交互地修正人脸特点的准确正面位置，并从侧面图象提取特征点的深度；

Secondly the exact front positions of features are rectified by hand with a friendly interface, the depth positions of the feature points are defined from side image manually.

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