{
 "date": "2026-10-08",
 "period": [
  2016,
  2025
 ],
 "method": "METHODOLOGIE.md#14",
 "note": "Précisions pondérées par la surface, marges à 95 %. Les tableaux et les cartes gardent les valeurs de la carte ; les surfaces corrigées sont publiées à côté.",
 "cities": {
  "dakar": {
   "n_points": 120,
   "unsure_labels": 34,
   "overall_accuracy": {
    "estimate": 0.845,
    "margin95": 0.066
   },
   "built_accuracy": {
    "2016": {
     "estimate": 0.942,
     "margin95": 0.036
    },
    "2025": {
     "estimate": 0.873,
     "margin95": 0.062
    }
   },
   "new_built": {
    "users_accuracy": {
     "estimate": 0.547,
     "margin95": 0.145
    },
    "producers_accuracy": {
     "estimate": 0.485,
     "margin95": 0.217
    },
    "mapped_ha": 10641,
    "corrected_ha": {
     "estimate": 12007.0,
     "margin95": 5346.0
    },
    "users_accuracy_tolerant": {
     "estimate": 0.748,
     "margin95": 0.118
    },
    "cover_in_reality": {
     "built": {
      "estimate": 0.595,
      "margin95": 0.145
     },
     "subdivision": {
      "estimate": 0.178,
      "margin95": 0.108
     },
     "vegetation": {
      "estimate": 0.118,
      "margin95": 0.095
     },
     "bare_soil": {
      "estimate": 0.062,
      "margin95": 0.072
     },
     "dirt_track": {
      "estimate": 0.024,
      "margin95": 0.047
     },
     "construction": {
      "estimate": 0.022,
      "margin95": 0.044
     }
    }
   },
   "built_area": {
    "2016": {
     "mapped_ha": 21134,
     "corrected_ha": {
      "estimate": 17019,
      "margin95": 3150
     }
    },
    "2025": {
     "mapped_ha": 31775,
     "corrected_ha": {
      "estimate": 29026,
      "margin95": 5470
     }
    }
   }
  },
  "touba": {
   "n_points": 120,
   "unsure_labels": 67,
   "overall_accuracy": {
    "estimate": 0.776,
    "margin95": 0.073
   },
   "built_accuracy": {
    "2016": {
     "estimate": 0.895,
     "margin95": 0.049
    },
    "2025": {
     "estimate": 0.832,
     "margin95": 0.069
    }
   },
   "new_built": {
    "users_accuracy": {
     "estimate": 0.397,
     "margin95": 0.138
    },
    "producers_accuracy": {
     "estimate": 0.399,
     "margin95": 0.186
    },
    "mapped_ha": 6036,
    "corrected_ha": {
     "estimate": 6007.0,
     "margin95": 2639.0
    },
    "users_accuracy_tolerant": {
     "estimate": 0.857,
     "margin95": 0.101
    },
    "cover_in_reality": {
     "built": {
      "estimate": 0.517,
      "margin95": 0.139
     },
     "subdivision": {
      "estimate": 0.436,
      "margin95": 0.139
     },
     "bare_soil": {
      "estimate": 0.023,
      "margin95": 0.046
     },
     "construction": {
      "estimate": 0.023,
      "margin95": 0.046
     }
    }
   },
   "built_area": {
    "2016": {
     "mapped_ha": 8542,
     "corrected_ha": {
      "estimate": 6998,
      "margin95": 2019
     }
    },
    "2025": {
     "mapped_ha": 14578,
     "corrected_ha": {
      "estimate": 13005,
      "margin95": 2871
     }
    }
   }
  },
  "thies": {
   "n_points": 120,
   "unsure_labels": 58,
   "overall_accuracy": {
    "estimate": 0.836,
    "margin95": 0.087
   },
   "built_accuracy": {
    "2016": {
     "estimate": 0.905,
     "margin95": 0.07
    },
    "2025": {
     "estimate": 0.864,
     "margin95": 0.086
    }
   },
   "new_built": {
    "users_accuracy": {
     "estimate": 0.518,
     "margin95": 0.14
    },
    "producers_accuracy": {
     "estimate": 0.431,
     "margin95": 0.258
    },
    "mapped_ha": 3092,
    "corrected_ha": {
     "estimate": 3714.0,
     "margin95": 2193.0
    },
    "users_accuracy_tolerant": {
     "estimate": 0.563,
     "margin95": 0.142
    },
    "cover_in_reality": {
     "built": {
      "estimate": 0.667,
      "margin95": 0.138
     },
     "vegetation": {
      "estimate": 0.19,
      "margin95": 0.124
     },
     "bare_soil": {
      "estimate": 0.081,
      "margin95": 0.091
     },
     "construction": {
      "estimate": 0.045,
      "margin95": 0.067
     },
     "dirt_track": {
      "estimate": 0.017,
      "margin95": 0.034
     }
    }
   },
   "built_area": {
    "2016": {
     "mapped_ha": 3721,
     "corrected_ha": {
      "estimate": 5668,
      "margin95": 2611
     }
    },
    "2025": {
     "mapped_ha": 6813,
     "corrected_ha": {
      "estimate": 9382,
      "margin95": 3225
     }
    }
   }
  },
  "mbour": {
   "n_points": 120,
   "unsure_labels": 78,
   "overall_accuracy": {
    "estimate": 0.774,
    "margin95": 0.088
   },
   "built_accuracy": {
    "2016": {
     "estimate": 0.901,
     "margin95": 0.045
    },
    "2025": {
     "estimate": 0.818,
     "margin95": 0.087
    }
   },
   "new_built": {
    "users_accuracy": {
     "estimate": 0.561,
     "margin95": 0.141
    },
    "producers_accuracy": {
     "estimate": 0.356,
     "margin95": 0.162
    },
    "mapped_ha": 3483,
    "corrected_ha": {
     "estimate": 5487.0,
     "margin95": 2386.0
    },
    "users_accuracy_tolerant": {
     "estimate": 0.8,
     "margin95": 0.114
    },
    "cover_in_reality": {
     "built": {
      "estimate": 0.7,
      "margin95": 0.122
     },
     "subdivision": {
      "estimate": 0.17,
      "margin95": 0.1
     },
     "construction": {
      "estimate": 0.069,
      "margin95": 0.076
     },
     "bare_soil": {
      "estimate": 0.039,
      "margin95": 0.055
     },
     "vegetation": {
      "estimate": 0.023,
      "margin95": 0.044
     }
    }
   },
   "built_area": {
    "2016": {
     "mapped_ha": 4330,
     "corrected_ha": {
      "estimate": 3461,
      "margin95": 1344
     }
    },
    "2025": {
     "mapped_ha": 7813,
     "corrected_ha": {
      "estimate": 8948,
      "margin95": 2562
     }
    }
   }
  }
 },
 "national": {
  "n_points": 480,
  "unsure_labels": 237,
  "overall_accuracy": {
   "estimate": 0.818,
   "margin95": 0.039
  },
  "built_accuracy": {
   "2016": {
    "estimate": 0.919,
    "margin95": 0.024
   },
   "2025": {
    "estimate": 0.854,
    "margin95": 0.038
   }
  },
  "new_built": {
   "users_accuracy": {
    "estimate": 0.506,
    "margin95": 0.081
   },
   "producers_accuracy": {
    "estimate": 0.433,
    "margin95": 0.111
   },
   "mapped_ha": 23252,
   "corrected_ha": {
    "estimate": 27214.0,
    "margin95": 6786.0
   },
   "users_accuracy_tolerant": {
    "estimate": 0.759,
    "margin95": 0.065
   },
   "cover_in_reality": {
    "built": {
     "estimate": 0.6,
     "margin95": 0.08
    },
    "subdivision": {
     "estimate": 0.22,
     "margin95": 0.063
    },
    "vegetation": {
     "estimate": 0.083,
     "margin95": 0.047
    },
    "bare_soil": {
     "estimate": 0.051,
     "margin95": 0.038
    },
    "construction": {
     "estimate": 0.033,
     "margin95": 0.028
    },
    "dirt_track": {
     "estimate": 0.013,
     "margin95": 0.022
    }
   }
  },
  "built_area": {
   "2016": {
    "mapped_ha": 37727,
    "corrected_ha": {
     "estimate": 33147,
     "margin95": 4757
    }
   },
   "2025": {
    "mapped_ha": 60979,
    "corrected_ha": {
     "estimate": 60361,
     "margin95": 7425
    }
   }
  }
 }
}