It has important value for assisting interpreters to accomplish imageryinterpretation by recognizing automatically targets in remote sensing imagery with computers.
因此，利用计算机对遥感图象中的感兴趣目标进行自动识别，辅助判读人员完成判读工作具有非常重要的意义。
2
Having experienced the ways of field survey on the spot and eyed-interpretation on optical image, the survey technique on soil erosion entered a new stage of using digital remote sensing imagery.
In this paper, a new method for compiling a cutting-density map of ravine and valley in terms of visual interpretation from multiband satellite imagery and mathematical statistics has been introduced.