Through analysis of the sensitive parameter CN of the SCS model, the sensitivity of runoff modeling to DEM resolution is described from the perspective of slope change.
根据SCS模型敏感参数cn，从坡度参数变化角度分析了不同分辨率的DEM对流域径流量影响。
The experimental result shows that simulated astronomic radiation increases gradually with the decrease of DEM resolution.
实验结果显示，随着DEM栅格分辨率的降低，天文辐射逐渐增大；
The average in short, the different spatial resolution to DEM watershed feature extraction various aspects of the parameters have certain effect.
总而言之，空间分辨率的不同对DEM流域特征提取的各方面的参数均有一定的影响。
According to the result, grid size affects the accuracy of derived information, especially in the flat areas. We should choose the DEM with right resolution.
研究表明，DEM的水平分辨率对地形信息的精确性有影响，网格的增大增加了DEM对地形信息的概括，应根据不同的需要选择不同分辨率的DEM。
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。
Carried forward the merit of SAR, InSAR can create high resolution DEM and accomplish change detection, such as slow-moving targets or subtle shift of the earth's surface.
它既继承了SAR的全天候、大范围、有一定穿透能力等优点，又具有对目标三维地貌进行高精度成像、对目标地面的慢速动目标和地壳微小移动作高精度检测等的能力。
A new data acquisition technology of high resolution DEM is presented.
介绍了高精度DEM数据采集的新技术。
Through experiments and multi-resolution DEM can be used as the basis of slope-scale effect. (2) The slop scale effect analysis with changes of the resolution.
在高分辨率坡度上布设地形特征点、地形特征线，同时分析区域坡度的整体变化，认识理解坡度随分辨率变化规律。
Through experiments and multi-resolution DEM can be used as the basis of slope-scale effect. (2) The slop scale effect analysis with changes of the resolution.
在高分辨率坡度上布设地形特征点、地形特征线，同时分析区域坡度的整体变化，认识理解坡度随分辨率变化规律。
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