The contents in the paper include acoustic image preprocessing, feature extraction of texture and shape, and classifier design.

内容涉及声图像的预处理、纹理和形状特征的提取，以及分类器的设计等。

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The results indicate this method can effectively extract texture feature of gray image target, and has robust to noise and change of target shape.

结果表明，这种特征提取方法能有效地提取灰度图像目标纹理特征，并且对噪音和形状的变化具有强鲁棒性。

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In this paper, depending on available theory and literature, it studied a kind of measuring system of facial skin condition based on statistical feature analysis of image texture.

本文在现有的理论和文献基础上，研究了一种基于图像纹理统计特征分析的面部皮肤状态检测系统。

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