{
  "schema": "voc-bangkok-built-form-v1",
  "status": "DERIVED_CITY_APPEARANCE",
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    100.61,
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  "counts": {
    "mappedShapesInWindow": 111572,
    "No mapped height or floor count": 100306,
    "inferred-from-levels": 9891,
    "wholeBuildings": 9948,
    "Replaced by mapped components": 73,
    "tagged-height": 961,
    "Protected landmark architecture": 76,
    "components": 904,
    "Tiny or very large footprint": 258,
    "Height outside review range": 7
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  "renderedForms": 10852,
  "sources": [
    {
      "path": "/Users/alisher34/VOC_Atlas/study/research/earth-bangkok-local-v1/source/bangkok-core.response",
      "sha256": "69f053761d9e19e0317a731ca340c67b3e9e250ed7fb32abb1da15ef11e4b599"
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    {
      "path": "/Users/alisher34/VOC_Atlas/study/research/earth-bangkok-corridor-v1/source/south-osm.response",
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    {
      "path": "/Users/alisher34/VOC_Atlas/study/research/earth-bangkok-built-form-v1/source/building-parts.response",
      "sha256": "a3d913a49a3dc5eccccd57676af482feed9981fff9074054d9f45cf7f0f44d46"
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  ],
  "placement": "Unchanged rigid Bangkok corridor chart; approximate within VOC",
  "heightRoles": {
    "tagged-height": "Community-mapped OSM height, not independently surveyed",
    "inferred-from-levels": "Mapped floor count times 3 metres; storey height inferred"
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  "groundRole": "Inferred lower neighbouring DSM ground, with 61 screened groups corrected beneath mapped footprints. 49 groups use terrestrial road/path controls; 12 retain the previous estimate. Original DSM and mapped building heights preserved; not surveyed bare-earth terrain.",
  "appearanceRole": "Archived EOX 2016 roof image; inferred facade material variation, ambient ground contact and viewer-light directional shadows. Not surveyed facade architecture or measured shadows.",
  "unknownHeight": "Retained in underlying mapped appearance; no generated generic volume",
  "sourceDocs": [
    "https://wiki.openstreetmap.org/wiki/Key:height",
    "https://wiki.openstreetmap.org/wiki/Key:building:levels"
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  "contactRole": "Inferred soft ambient contact occlusion from ground-connected mapped footprints; not directional solar shadows",
  "appearanceProvenance": {
    "source": "/Users/alisher34/VOC_Atlas/study/research/earth-bangkok-corridor-v1/source/eox-2016-corridor.jpg",
    "sourceSha256": "439db8992feb459cd33cc02d0f0050724159530a2a52fb55d4a0fc4b124718d3",
    "sourceExtent": [
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    "sourceSize": [
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    "cropExtent": [
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    "cropPixels": [
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    "outputSize": [
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    "sha256": "939a2c9beda802b5a4c2b348141ad0fd06057047b712c9abe46cb855e1d92849",
    "bytes": 1364374,
    "role": "Resampled archived 2016 roof appearance, not new survey or inferred architectural detail"
  },
  "groundCorrection": {
    "id": "earth-bangkok-ground-contact-v1",
    "patches": "/earth/bangkok-ground/patches.json",
    "groups": 61,
    "forms": 69,
    "sourceDSMUnchanged": true,
    "buildingHeightRecordsUnchanged": true
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}