{
  "source": "works/industrial-fire/data/noksan.json",
  "sha256": "0f1e48ed4c92361694e1fc2ee97c4edcfade2137424537d9e1c5614bd91917da",
  "buildings": 2233,
  "missingYear": 39,
  "minimumYear": 1997,
  "knownYears": 2194,
  "asof": "2025-07-25",
  "geometry": "original local metre polygon rings; centroids independently computed with Shapely",
  "analysisDefinition": "centroid counts / all occupied cells or count>=5 for autocorrelation; equal grid area; unknown years excluded from share denominator",
  "deferred": [
    "paper 20-block boundaries",
    "administrative-dong boundaries"
  ]
}