为了控制背景干扰，这些脸还被剪切后粘贴在白色背景上供研究。

To control for context, the faces were also cut and pasted onto a white background for the study.

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参数F用来控制背景的量化称重，F用来控制结构的量化称重。

Parameter F is used to control the background quantization weighing , F is used to control architectural quantization weighing.

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你对文化背景了解得越多，你就越能控制你的影响。

The better you understand the cultural context, the more control you can have over your impact.

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