Research Article
Three-Dimensional Reconstruction of Huizhou Landscape Combined with Multimedia Technology and Geographic Information System
Table 3
Landscape index selection and description.
| Index | Index | Formula | Formula description |
| Quantity | Plaque number | | n is the type of landscape, i is the number of landscapes |
| Area and perimeter | The total length of the boundary | | The sum of all plaque lengths of a landscape type m | Area of a landscape type | | The sum of all plaque areas of a landscape type | Average plaque area | | Divide the total area of the landscape by the total number of patches and multiply by | Landscape shape index | | E is the total length m of all plaques, B is the landscape’s total area, and 0.25 is the square correction constant |
| Shape | Area-weighted average patch fractal dimension | | is the plaque circumference, is the plaque area, and 0.25 is the square correction constant |
| Diversity | Landscape diversity | | The proportion of the total area of the landscape for each plaque type | Index |
| Aggregation | Walking and juxtaposition index | | E is the perimeter of plaque i | Aggregation | | m is the number of landscape types |
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