Image feature detection is the basis of the techniques and applications of image processing. However, the use of phase information for image feature detection is a new research focus.
图像特征检测是图像处理技术与应用的基础，而利用相位信息进行图像特征检测是新的研究方向。
The feature of skin color is an important feature of human being, which plays a key role in human face detection and recognition, objectionable image filtering based on content, etc.
肤色特征是人体表面的重要特征，在人脸检测与识别、基于内容的不良图像过滤系统中有着重要的地位。
The detection and extraction of feature points are the basis technology in image registration.
二维特征点的检测和提取是进行图像配准的关键技术。
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