通过野外的验证工作，据此建立了该地区应用遥感蚀变信息异常、影像地质特征进行找矿的模型。
Being testified by field work the exploration model was established based on the remote sensing alteration information anomaly and image geology characteristics in the area.
第二章阐明了基于多尺度的面向对象的遥感信息提取算法，以及影像特征表达方式。
The second chapter described the Algorithms of Object- oriented remotely sensed information extraction based on multi-scale and character expression of remotely sensed image.
阴影是遥感影像的基本特征之一，它将干扰图像匹配、图象变化检测或图像中信息的提取，而去除阴影则是遥感图像处理的难题。
Shadow is one of the features in remote sensing image. It affects image matching, change detection or information extraction. But removing that is usually very hard in image processing.
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