Global report

Data processing

Scenes processed
1995 2000 2005 2010 2015
Antananarivo Yes Yes Yes Yes Yes
Bouake Yes Yes Yes Yes Yes
Brazzaville Yes Yes Yes Yes Yes
Bukavu Yes Yes Yes Yes Yes
Chimoio Yes Yes Yes Yes Yes
Dakar Yes Yes Yes Yes Yes
Dire Dawa Yes Yes Yes Yes Yes
Dodoma Yes Yes Yes Yes Yes
Freetown Yes Yes Yes Yes Yes
Gao Yes Yes Yes Yes Yes
Ikirun Yes Yes Yes Yes Yes
Iringa Yes Yes Yes Yes Yes
Johannesburg Yes Yes Yes Yes Yes
Kabwe Yes Yes Yes Yes Yes
Kampala Yes Yes Yes Yes Yes
Kaolack Yes Yes Yes Yes Yes
Katsina Yes Yes Yes Yes Yes
Kayamandi Yes Yes Yes Yes Yes
Kenema Yes Yes Yes Yes Yes
Kinshasa Yes Yes Yes Yes Yes
Kisumu Yes Yes Yes Yes Yes
Libreville Yes Yes Yes Yes Yes
Lusaka Yes Yes Yes Yes Yes
Mbeya Yes Yes Yes Yes Yes
Mekele Yes Yes Yes Yes Yes
Monrovia Yes Yes Yes Yes Yes
Nairobi Yes Yes Yes Yes Yes
Ndola Yes Yes Yes Yes Yes
Nelspruit Yes Yes Yes Yes Yes
Nzerekore Yes Yes Yes Yes Yes
Obuasi Yes Yes No Yes Yes
Okene Yes Yes Yes Yes Yes
Onitsha Yes Yes Yes Yes Yes
Ouagadougou Yes Yes Yes Yes Yes
Owo No No No No No
Pietermaritzburg Yes Yes Yes Yes Yes
Pietersburg Yes Yes Yes Yes Yes
Rufisque Yes Yes Yes Yes Yes
Saint Louis Yes Yes Yes Yes Yes
San Pedro Yes Yes Yes No Yes
Shaki No No No No No
Tamale Yes Yes Yes Yes Yes
Toamasina Yes Yes Yes Yes Yes
Tulear Yes Yes Yes Yes Yes
Umuahia No No No No No
Windhoek Yes Yes Yes Yes Yes
Yamoussoukro Yes Yes Yes Yes Yes
Ziguinchor Yes Yes Yes Yes Yes

Validation

F1-scores
1995 2000 2005 2010 2015
Gao - 0.84 0.89 - 0.96
Dodoma - - - - 0.95
Johannesburg - - 0.94 - 0.96
Katsina - 0.91 - - 0.87
Okene - - - - 0.87
Windhoek - - 0.97 - 0.91
Saint Louis - - 0.94 - 0.97
Kampala - - 0.81 - 0.91
Ouagadougou - 0.97 0.95 0.95 0.84
Dakar - 0.95 0.96 - 0.97
Rufisque - - 0.8 - 0.85
Kinshasa - - 0.9 - 0.86
Nairobi - - - 0.95 0.96
Chimoio - - 0.88 - 0.92
Antananarivo - - 0.93 - 0.96
Bukavu - - 0.86 0.89 0.95
Onitsha - - - - 0.81

Cross-validation

K-Fold cross-validation
1995 2000 2005 2010 2015
Antananarivo 0.9 0.91 0.89 0.92 0.84
Bouake 0.92 0.93 0.88 0.82 0.88
Brazzaville 0.67 0.76 0.72 0.76 0.84
Bukavu 0.81 0.75 0.8 0.91 0.89
Chimoio 0.8 0.81 0.92 0.94 0.97
Dakar 0.79 0.89 0.93 0.93 0.88
Dire Dawa 0.84 0.93 0.91 0.95 0.91
Dodoma 0.78 0.85 0.95 0.83 0.7
Freetown 0.64 0.87 0.9 0.98 0.91
Gao 0.85 0.89 0.93 0.95 0.94
Ikirun 0.97 0.98 0.97 0.97 0.97
Iringa 0.96 0.96 0.95 0.97 0.77
Johannesburg 0.94 0.95 0.96 0.97 0.91
Kabwe 0.82 0.87 0.96 0.88 0.78
Kampala 0.84 0.89 0.9 0.92 0.88
Kaolack 0.9 0.97 0.97 0.95 0.91
Katsina 0.71 0.93 0.97 0.96 0.9
Kayamandi 0.9 0.9 0.95 0.95 0.93
Kenema 0.64 0.89 0.85 0.91 0.9
Kinshasa 0.81 0.86 0.83 0.73 0.82
Kisumu 0.89 0.9 0.92 0.93 0.94
Libreville 0.76 0.98 0.77 0.74 0.89
Lusaka 0.74 0.75 0.85 0.88 0.8
Mbeya 0.78 0.88 0.86 0.87 0.8
Mekele 0.73 0.72 0.69 0.88 0.77
Monrovia 0.93 0.95 0.95 0.91 0.96
Nairobi 0.73 0.92 0.81 0.86 0.81
Ndola 0.84 0.91 0.92 0.89 0.85
Nelspruit 0.67 0.82 0.86 0.86 0.8
Nzerekore 0.67 0.89 0.93 0.96 0.96
Obuasi 0.62 0.72 - 0.78 0.83
Okene 0.61 0.86 0.78 0.63 0.85
Onitsha 0.89 0.97 0.92 0.92 0.96
Ouagadougou 0.75 0.91 0.91 0.93 0.79
Owo - - - - -
Pietermaritzburg 0.86 0.87 0.87 0.93 0.84
Pietersburg 0.66 0.84 0.84 0.94 0.82
Rufisque 0.64 0.84 0.88 0.95 0.84
Saint Louis 0.86 0.86 0.89 0.94 0.95
San Pedro 0.71 0.86 0.85 - 0.9
Shaki - - - - -
Tamale 0.81 0.91 0.87 0.71 0.87
Toamasina 0.79 0.89 0.94 0.98 0.87
Tulear 0.77 0.92 0.83 0.93 0.82
Umuahia - - - - -
Windhoek 0.71 0.92 0.93 0.91 0.92
Yamoussoukro 0.78 0.9 0.81 0.69 0.78
Ziguinchor 0.88 0.92 0.91 0.95 0.91