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Table 4 Comparison of the biomass maps with the NBS field data by biomass classes

From: Mapping biomass with remote sensing: a comparison of methods for the case study of Uganda

 

All plots

Plots ≥ 2

Map

N

Bias (Mg/ha)

RMSE (Mg/ha)

N

Bias (Mg/ha)

RMSE (Mg/ha)

Avitabile

52

-0.9

24.7

45

-0.9

20.0

Baccini

75

26.7

45.0

56

14.5

31.5

Drigo

94

47.7

64.5

90

45.5

61.5

Gibbs&Brown

36

36.2

47.9

14

9.3

34.0

Henry

163

75.4

88.5

130

67.4

79.6

NBS

34

8.6

28.7

33

7.8

28.5

Reusch&Gibbs

11

70.7

104.3

11

70.7

104.3

  1. The comparison is performed using all map units with at least 1 field plot ("All plots", left column) and selecting only the map units with 2 or more field plots ("Plots ≥ 2", right column). N is the number of biomass classes with field plots identified in each map