|
Spatial Aggregations Parameters : Sudan
This table synthesizes the area thresholds used to spatially aggregate
the land cover data base and the polygon count before and after
the aggregation:
ORIGINAL |
SPATIAL AGGREGATION
|
LC GROUP |
POLYGON-COUNT |
AREA THRESHOLD |
POLYGON-COUNT |
A11 & A23 - Cultivated Terrestrial
& Aquatic |
5584 |
< 515 ha |
3897 |
A12 - Natural Vegetation - Terrestrial
|
12899 |
< 630 ha |
9030 |
A24 - Natural Vegetation - Aquatic |
1551 |
< 620 ha |
1090 |
B15 - Artificial Surfaces |
875 |
< 100 ha |
616 |
B16 - Bare Areas |
8392 |
< 675 ha |
5883 |
B27 & B28 - Artificial & Natural
Water |
602 |
< 200 ha |
421 |
TOTAL POLYGONS |
29903 |
- |
20937 |
|
You can also download
the table (pdf) containing the detailed comparison between the polygon
counts of the original and spatially aggregated data base. (If you
do not have Adobe Acrobat, use the right mouse button and save target
to your hardisk)
|