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Related Downloads

Africover data

Spatial aggregations parameters : Rwanda

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
1057
< 95 ha
736
A12 - Natural Vegetation - Terrestrial
594
< 90 ha
417
A24 - Natural Vegetation - Aquatic
131
< 45 ha
92
B15 - Artificial Surfaces
35
< 40 ha
25
B16 - Bare Areas
N/A
N/A
N/A
B27 & B28 - Artificial & Natural Water
56
< 65 ha
39
TOTAL POLYGONS
1873
-
1309

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)

 

   
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