Figure 2. Scattergrams of Red (x-axis)-NIR (y-axis) spectral space with three major urban land-use classes located at the three angles of the near-triangular space: (a) Quanzhou image, and (b) Fuzhou image
Figure 2. Scattergrams of Red (x-axis)-NIR(y-axis) spectral space with three majorurban land-use classes located at the threeangles of the near-triangular space:(a) Quanzhou image, and (b) Fuzhou image