Xue LEI, Yi ZHOU, Yang LI, Zetao WANG. Establishment and Feature Analysis of Loess Geomorphology Proximity Indexes based on DEM [J]. Journal of Geo-information Science, 2020, 22(3): 431
- Journal of Geo-information Science
- Vol. 22, Issue 3, 431 (2020)
Fig. 1. Location of 42 study areas in the Loess Plateau of northern Shaanxi
Fig. 2. Convergence network and gully network feature points and lines spatial distribution
Fig. 3. Extraction results of feature points and lines by hydrologic analysis of Nantaizi watershed in Huangling county
Fig. 4. Schematic map of horizontal and vertical proximity indexs
Fig. 5. Comparison map of proximity index and proximity distance
Fig. 6. Watershed structure model map[31]
Fig. 7. Watershed classification map of Yijun
Fig. 8. Proximity index of external confluence region on watershed scale of four key study areas
Fig. 9. Spatial differentiation of MHPI and MVPI in the Loess Plateau of northern Shaanxi
Fig. 10. Comparison of MHPI and MVPI in the external confluence of the four key sample areas on the Loess Plateau of northern shaanxi
Fig. 11. Mean proximity index variability map of external confluence areas in four key study areas of the Loess Plateau of northern shaanxi
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Table 1. Key sample areas basic information
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Table 2. Geomorphologic development index values in for key study areas of the Loess Plateau of northern shaanxi
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