| 格网DEM的几种插值方法实践 |
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| 引用本文： | 武广臣,刘艳,赵琴霞. 格网DEM的几种插值方法实践[J]. 辽宁科技学院学报, 2012, 14(1): 40-41,55 |
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| 作者姓名： | 武广臣 刘艳 赵琴霞 |
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| 作者单位： | 辽宁科技学院资源与建筑工程学院,辽宁本溪,117004 |
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| 摘 要： | 最邻近插值、双线性内插和双三次插值是格网DEM常用的插值方法,借助于MatLab,文章实现了这三种插值法,实验表明:双三次插值法具有良好的连续性和较高的地形仿真度。
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| 关 键 词： | 最邻近插值法 双线性内插法 双三次插值法 |
Several Interpolation Algorithms of Grid DEM |
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| WU Guang-chen , LIU Yan , ZHAO Qin-xia. Several Interpolation Algorithms of Grid DEM[J]. Journal of Liaoning Institute of Science and Technology, 2012, 14(1): 40-41,55 |
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| Authors: | WU Guang-chen LIU Yan ZHAO Qin-xia |
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| Affiliation: | (School of Resource and Architectural Engineering,Liaoning Institute of science and Technology,Benxi,Liaoning,117004,China) |
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| Abstract: | The nearest neighbor interpolation,the bilinear interpolation,and the bicubic interpolation,all are commonly used interpolation algorithms,with the add of Matlab,the paper realizes the three interpolations.It shows in experiment that,there are better continuity and high simulation for topography. |
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| Keywords: | Nearest neighbor interpolation bilinear interpolation,bicubic interpolation |
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