求翻译：在分类方法上，传统的分类方法都是以像元为基本单元进行信息的提取与分类，只利用了遥感影像的光谱信息，图像中所蕴含的形状、纹理、尺寸等空间信息，在分类过程中并没有发挥作用，造成图像资源的浪费，有时更会产生“椒盐现象”，影响图像的视觉效果是什么意思？

Classification, the traditional classification methods are based on the pixel as the basic unit of information extraction and classification, using only the spectral information of remote sensing images, shape, texture, size and other spatial information contained in the image, the classification pr

In the classification method, the conventional classification methods is to like to the basic unit for information extraction and classification, and use only the remote sensing image of the spectral information in the image, and the shape, texture, size, and so the space information in the categori

In the classified method, the traditional classified method all is carries on the information take the element as the basic unit the extraction and the classification, has only used the remote sensing phantom spectrum information, spatial informations and so on shape, texture, size which in the imag

In classification method Shang, traditional of classification method are is to like Yuan for basic unit for information of extraction and classification, only using has remote sensing image of spectrum information, image in the by contains of shape, and texture, and size, space information, in class

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