通过对目标特征的分析比较，选取不变矩作为识别特征。
By the analysis and comparison of target characteristics, invariant moments are chosen as recognition characteristics.
该文将图像矩阵的不变矩作为识别特征，建立了人脸识别模型。
In this paper, a face recognition method is presented based on moment invariant, in which moment invariant of image matrix is used as feature and BP net as recognition method.
然后，以特征系数作为识别特征量，采用最小距离分类法，实现了自动目标识别。
Then, the feature coefficients are classified by the minimum distance criterion to recognize the target automatically.
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