Fig. 4 is the RBG composite of the hyperspectral image (R: Band 36
with wavelength of 0.81 μm, G: Band 23 with wavelength of 0.68 μm,
and B: Band 11with wavelength of 0.56 μm). In Fig. 4, the green region
is grass land, the black region stands fish pond region, the yellowregion
is the yellow grass, and the white region is the inhabited area