It provides the scientific basis for the experimental research of image processing techniques for extraction of the TM RS information, related to the Cu-mineralization and alteration.
以此为依据，进行了提取与铜矿化蚀变相关的TM遥感信息的计算机图像处理技术方法研究。
The key functions of this system according to its processing steps are discussed: image digitalization, image preprocessing, information acquisition and feature extraction of specific information.
按图像数字化、图像预处理、获取图像信息以及特征信息处理和提取四个处理步骤，对各自涉及的关键技术进行了探讨。
The original gray level image was changed into the macroscopical drawing information by pre-processing, threshold selection, image bivalency, edge detection and contour extraction and segmentation.
对原始数字图像实施预处理、二值化、轮廓提取及细化等处理后，将图像信息转变成宏观图形信息。
With less manual intervention the method doesn't need image feature point extraction and pre-processing of the classification of organizations and only rely on the image information.
该方法人工干预少，不需要图像特征点的提取以及组织分类等预处理，只依赖于图像本身信息。
With less manual intervention the method doesn't need image feature point extraction and pre-processing of the classification of organizations and only rely on the image information.
该方法人工干预少，不需要图像特征点的提取以及组织分类等预处理，只依赖于图像本身信息。
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