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- The determination of flow direction in regulate grid DEM is a key problem in distributed hydrological model based DEM. 规则格网DEM的流向确定是分布式水文模型的一个关键问题。
- The extraction of contour lines from Grid DEM is a primary function in computer-aided cartography ad GIS. 摘要从规则高程格网中自动提取等高线是地理信息系统以及计算机制图的基本功能。
- The flow direction algorithm based on gridded DEM is an important component of digital terrain analysis. 基于栅格DEM的流向算法是数字地形分析的重要研究内容之一。
- The Extraction of Contour Lines from Grid DEM Based on Sorting 基于排序预处理的等高线提取算法
- The experiment shows that the conversion accuracy between Grid DEMs and TINs affected by conversion tolerance of TINs directly. 实验结果表明,所建立的栅格DEM表面高程误差随着TIN的转换阈值的增大而增大、所提取的地面坡度、沟壑密度的精度随之降低。
- The conversion between Grid DEMs and TINs is of critical significance in digital terrain analysis which is a key work in the watershed planning of the loess plateau region. 栅格DEM与TIN是DEM表面建模主要的2种方法。 应用DEM进行地形分析时,栅格DEM与TIN的相互转换非常必要,但在转换中所产生的误差直接或间接地影响到分析结果的准确性。
- The Algorithm for Generating Regular Square Grid DEM by Contour Dilation 基于等高线膨胀生成规则格网DEM的算法
- A Study of Error Spatial Distribution of Slope and Aspect Derived from Grid DEM 基于DEM的坡度坡向误差空间分布特征研究
- An Algorithm for Extracting Contour Lines Based on Interval Tree from Grid DEM 基于区间树索引的等高线提取算法
- Mountain Grid DEM Data Compression Based on Wavelet Transform and Mixed Entropy Coding 基于小波变换和混合熵编码的山区格网DEM数据压缩
- AN EXPERIMENT OF GROSS ERROR DETECTION AND CULL WAY BASED ON SLOPE INFORMATION IN GRID DEM 格网DEM中基于坡度信息的粗差检测与剔除方法试验
- Interpolating the TIN to GRID can provide precision DEM data. 摘要从TIN内插成规则格网可以获得高质量的DEM。
- Research on the Algorithms of the FLow Direction Determination in Ditches Extraction Based on Grid DEM 基于DEM的水流方向算法研究
- Grid DEM converts into TIN: 1. keep key-point method; 2. elicitation dropping method. (Delete the less important points gradually 格网DEM转成TIN：1.;保留重要点法（计算平均值并与阈值比较）、启发丢弃法（逐次迭代计算逐渐删除不太重要的点）。
- No'm, dem air ain' sto's, dey's blockade awfisses. 不，小姐，那不是商店，是实施封锁办事处。
- So Miss Ellen, she tuck an' nuss dem too. 这样，爱伦小姐就得同时护理她们了。
- The Extraction of Catchment and Subcatchment from Regular Grid DEMs 从规则格网DEM自动提取汇水区域及其子区域的方法
- Ah done tole Poke ter lay two extry plates fer dem. 俺告诉了波克叫他添两份饭啦。
- "Men mahys dem fer dey money," said Mammy firmly. "是为了钱男人家才娶她们的，"嬷嬷断然说。
- The Extraction of Topographic Patterns Based on Regular Grid DEMs 基于规则格网DEM的地形特征提取算法
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海词词典，十七年品牌
