Research Article
Coastal Zone Classification Based on Multisource Remote Sensing Imagery Fusion
Table 5
Classification criterion and interpretation sign for coastal visual interpretation.
| Type | Classification criteria | Interpretation sign | Geometry | Color | Texture |
| Shallow waters | Planar | Dark cyan | Smooth | | Rocky coast | Planar or stripped | White or turquoise | Smooth | | Sand beach | Stripped | White in the middle, turquoise in offshore, brownish in nearshore | Quite smooth | | Silt beach | Schistose or stripped | Indigo | Quite smooth | | Intertidal marshes | Irregular shape | Seashell rose | Smooth, irregular tidal bore marks | | Irregular shape | Camel hair | Quite rough | | Mangrove forest | Irregular shape | | Rough | | Estuarine waters | Naturally curve or obviously flat, apparent boundary | | Smooth | | Sand island | Banding or irregular shape | | Quite rough, obvious layering | | Coastal salt lake | Regular shape | | Smooth | | Coastal fresh lake | Irregular, natural shape | From deep red to red | Quite smooth | | Reservoirs | Regular geometrical shape | Mazarine | Smooth | | Aquafarm | Regular banding | Dark cyan or aqua | Clear boundaries, chequered with black and white | | Rice field | Regular shape, ridges, ditches, and other agricultural facilities | Seashell rose | Smooth | | Salt pan | Regular rectangle and continuous distribution | Dark green, white | Clear boundaries, square shape gray and white, coarse | | Others |
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