Spatial data interpolation is an indispensable process in DEM.
空间数据内插是DEM建模中不可缺少的环节。
The importance of data interpolation in CNC machining system was discussed with the example of non-circle piston-hole machining system , and a new interpolation method was introduced.
本文以异型销孔数控镗削系统为例论述了数控加工系统中的数据插补的重要性，并介绍了一种新型的数据插补方法。
The paper discussed a new realization method that rough interpolation is realized by sampled-data interpolation algorithm, and fine interpolation can be gained by CPLD electronic device.
文中采用数据采样插补算法进行粗插补，使用大规模可编程逻辑器件CPLD实现了硬件精插补计算。
Meanwhile, considering that Newton iterative method is sensitive to the initial value of parameters, the paper studied generated methods for initial values on basis of data interpolation and fitting.
针对牛顿迭代法收敛精度和速度受初值影响的问题，基于数据插值和拟合方法，研究了迭代初值生成技术。
It is known that flat areas and closed depressions often arise because of low quality input data, interpolation errors during DEM generation et al.
DEM中的闭合洼地和平坦区域是由于低质量的资料输入、生成DEM时的内插误差等引起的。
It is known that flat areas and closed depressions often arise because of low quality input data, interpolation errors during DEM generation et al.
DEM中的闭合洼地和平坦区域是由于低质量的资料输入、生成DEM时的内插误差等引起的。
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