Xiao-xuan WANG, Xiao-ping LU, Guo-qing LI, Jun WANG, Zen-an YANG, Yu-shi ZHOU, Zhi-li FENG. Combining the Red Edge-Near Infrared Vegetation Indexes of DEM to Extract Urban Vegetation Information[J]. Spectroscopy and Spectral Analysis, 2022, 42(7): 2284
- Spectroscopy and Spectral Analysis
- Vol. 42, Issue 7, 2284 (2022)
Fig. 1. Remote Sensing Images of worldview-3
Fig. 2. Red-edge band analysis diagram
Fig. 3. Ground feature fitting maps
Fig. 4. Model interpretation diagram
Fig. 5. Interpretation diagram of a and c calculations
Fig. 6. Graph of distance from sample point to l 3
Fig. 7. Urban vegetations extracted by different indexes
(a), (e), (i): reference diagram; (b), (f), (j): NDVI; (c), (g), (k): EVI; (d), (h), (l): RENVI
(a), (e), (i): reference diagram; (b), (f), (j): NDVI; (c), (g), (k): EVI; (d), (h), (l): RENVI
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Table 1. Evaluation of vegetation extraction accuracy for the first scene
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Table 2. Evaluation of vegetation extraction accuracy for the second scene
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Table 3. Evaluation of vegetation extraction accuracy for the third scene
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