4Shi W Z, Tian Y. A Hybrid Interpolation method for therefinement of a regular grid digital elevation model[J]. InternationalJournal of Geographical Information Science,2006,20(1):53-67.
5Jai V, Jin T, Georgina S. Impact of DEM accuracy andresolution on topographic indices[J]. Environmental Modeling& Software, 2010,25(10):1086-1098.
6Erskine P H, Green T R, Ramirez J A, et al. Digital elevationaccuracy and grid cell size: Effects on estimated terrainattributes[J]. Soil & Water Management & Conservation,2007,71(4):1371-1380.
7Gao J, James E, Zhu A X. Neighborhood size and spatialscale in raster- based slope calculations[J]. InternationalJournal of Geographical Information Science, 2012,26(10):1959-1978.
8Zhang J X, Chang K T, Wu J Q. Effects of DEM resolutionand source on soil erosion modeling: A case study usingthe WEPP model[J]. International Journal of GeographicalInformation Science, 2008,22(8):925-942.
9Tang G A, Li F Y, Liu X J, et al. Research on the slopespectrum of the loess plateau[J].Science in China(E),2008,51(1):175-185.
10Livnea E,Svoraya T. Components of uncertainty in primaryproduction model: The study of DEM, classificationand location error[J]. International Journal of GeographicalInformation Science, 2011,25(3):473-488.
