对于采用本方法计算淹没区,准确性受地形图等高距大小、数字化采集精度、数字地面模型(DEM)高程精度以及格网间隔大小、像素探测分辨率等因素的影响。
The accuracy of flood area is mostly dependent on the contour interval of map, accuracy of digitizing map, accuracy of DEM, and interval of GRID, detecting resolution of pixels.
对于采用本方法计算淹没区,准确性受地形图等高距大小、数字化采集精度、数字地面模型(DEM)高程精度以及格网间隔大小、像素探测分辨率等因素的影响。
The accuracy of flood area is mostly dependent on the contour interval of map, accuracy of digitizing map, accuracy of DEM, and interval of GRID, detecting resolution of pixels.
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