Climat urbain
Open Access

Tableau 1

Matrice de confusion de la classification Random forests sur l’agglomération de Tokyo entre les ZCL classées et les données de référence par photo-interprétation. Confusion matrix of the Random forests classification over the Tokyo metropolitan area between classified LCZs and reference data by photo-interpretation.

1 Compact high-rise 2 Compact mid-rise 3 Compact low-rise 4 Open high-rise 5 Open mid-rise 6 Open low-rise 8 Large low-rise 9 Sparsely built A Dense trees B Scaterred trees D Low plants E Bare rock or paved G Water Total User accuracy
1 Compact high-rise 172 9 8 3 5 0 1 1 0 0 3 5 7 214 0,80
2 Compact mid-rise 8 175 3 2 4 3 0 0 2 0 0 2 5 204 0,86
3 Compact low-rise 6 5 179 4 6 8 3 2 0 3 2 1 4 223 0,80
4 Open high-rise 2 1 2 169 5 4 2 0 5 4 0 0 0 194 0,87
5 Open mid-rise 4 3 1 2 180 8 1 2 3 2 1 0 0 207 0,87
6 Open low-rise 3 4 2 5 3 173 3 1 2 1 2 3 1 203 0,85
8 Large low-rise 0 2 1 4 2 2 175 0 0 0 0 8 2 196 0,89
9 Sparsely built 0 3 1 3 3 1 0 178 8 9 5 3 0 214 0,83
A Dense trees 0 0 0 4 5 1 0 8 172 11 5 1 3 210 0,82
B Scaterred trees 1 0 1 3 2 0 1 7 3 169 6 2 1 196 0,86
D Low plants 0 0 0 1 0 3 1 6 3 4 181 6 4 209 0,87
E Bare rock or paved 3 0 1 0 4 2 1 3 0 2 7 169 3 195 0,87
G Water 5 0 2 4 1 3 0 2 0 1 6 7 181 212 0,85
Total 204 202 201 204 220 208 188 210 198 206 218 207 211 2677
Producer accuracy 0,84 0,86 0,89 0,82 0,81 0,83 0,93 0,84 0,86 0,82 0,83 0,81 0,84 0,85

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