The space characteristic of phase information of image signal is analysed, and using face image as an example, the application of phase information in image feature location is studied.
分析了图像信号相位信息的空间特性，以人脸图像为例，研究了相位信息在图像特征定位中的应用。
Active Appearance Models (AAMs) is an effective method of facial recognition and facial feature location, and has become a research hotspot in image processing areas.
主动外观模型是进行人脸面部特征定位和人脸识别的有效方法，近年来已成为图像处理等领域的研究热点。
Owing to the difficulties in extracting iris edge image, a new iris location algorithm using geometric symmetry feature and edge detection from gray scale image is presented.
针对虹膜二值边缘图像提取的困难，提出利用虹膜图像的灰度边缘图像以及虹膜的几何特征进行虹膜定位的快速算法。
In this paper, the uniqueness of image matching location using projection feature is proved.
本文证明了用投影特征进行图象匹配定位的唯一性。
Generally speaking, the face recognition system consists of face detection. feature piont location, image pre-processing, feature extraction and face recognition.
一般来说，人脸识别系统包括人脸检测、特征点定位、图像预处理、人脸特征提取以及人脸识别。
Its feature is that reconstructed image is whole parallax, viewer's location is not defined, and quasi-monochromatic image can be obtained.
其特征是再现象视差保持完全，观察者位置不受限制，可以获得准单色象。
An optical comparator is an instrument that projects a greatly magnified image of a part feature onto a screen for examination, to compare the shape, size, and location of its features.
这款光学比较仪，是一款可局部放大零件的设备。可用于检查设备，比较形状，尺寸和方位。主要应用于工业领域。
An optical comparator is an instrument that projects a greatly magnified image of a part feature onto a screen for examination, to compare the shape, size, and location of its features.
这款光学比较仪，是一款可局部放大零件的设备。可用于检查设备，比较形状，尺寸和方位。主要应用于工业领域。
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