A complete Human Face Recognition System should include Human Face Detection, Feature Extraction, and Match Recognition.

一个完整的人脸识别系统包括人脸检测、特征提取、以及匹配识别。

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Support, delivery and compositive distillation technique was first used to complete the extraction, separation and concentration of trace components.

探索一种新型的样品前处理装置，首次运用载体、携带体和综合蒸馏技术完成了待测样品中微量成分的提取分离和富集。

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Because the watermark embedding and extraction processes have no loss of the information, we can extract the complete information of the Original image from the watermarked image.

由于水印的嵌入和提取过程都是无信息丢失的，所以最终能从含水印的图像中提取出完整的图像信息。

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Negotiations over oil extraction and the pipeline are far from complete.

CNN: THE BIG OIL SHOCK