{
 "spatial code schema": {
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   "<object class>": [
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      "3D oriented bounding box center coordinates": {
       "components": [
        "x",
        "y",
        "height above floor"
       ],
       "unit": "meters",
       "description": "center of the 3D oriented bounding box in the shared room coordinate system"
      },
      "3D oriented bounding box dimensions": {
       "components": [
        "dimension 1",
        "dimension 2",
        "dimension 3"
       ],
       "unit": "meters",
       "description": "full lengths of the 3D oriented bounding box along the corresponding orientation unit vectors"
      },
      "3D oriented bounding box orientation unit vectors": {
       "components": [
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         "x",
         "y",
         "height"
        ],
        [
         "x",
         "y",
         "height"
        ],
        [
         "x",
         "y",
         "height"
        ]
       ],
       "unit": null,
       "description": "three perpendicular directions corresponding in order to the three 3D oriented bounding box dimensions"
      }
     },
     "first visible time": {
      "unit": "seconds",
      "description": "earliest time at which this object instance is visibly observed"
     }
    }
   ]
  },
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    {
     "outer boundary coordinates": {
      "components": [
       [
        "x",
        "y"
       ],
       [
        "x",
        "y"
       ]
      ],
      "unit": "meters",
      "description": "ordered vertices enclosing one floor region"
     },
     "interior hole boundary coordinates": {
      "components": [
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        [
         "x",
         "y"
        ],
        [
         "x",
         "y"
        ]
       ]
      ],
      "unit": "meters",
      "description": "ordered boundaries enclosing regions excluded from the floor area"
     }
    }
   ]
  }
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   }
  ],
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     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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  ],
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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       0.0,
       1.0
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    },
    "first visible time": null
   },
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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       0.0
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       1.0
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       0.0
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    },
    "first visible time": null
   }
  ],
  "whiteboard": [
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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      3.89,
      1.55
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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       0.0
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    },
    "first visible time": null
   },
   {
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     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   }
  ],
  "door": [
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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      1.05
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     "3D oriented bounding box dimensions": [
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     ],
     "3D oriented bounding box orientation unit vectors": [
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       0.0
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    "first visible time": null
   }
  ],
  "trash can": [
   {
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     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   },
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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       0.0
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       0.0
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     ]
    },
    "first visible time": null
   }
  ],
  "monitor": [
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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   {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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    "3D oriented bounding box": {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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       0.0
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    "first visible time": null
   },
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    },
    "first visible time": null
   }
  ],
  "table": [
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
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   {
    "3D oriented bounding box": {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   },
   {
    "3D oriented bounding box": {
     "3D oriented bounding box center coordinates": [
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   }
  ],
  "ceiling light": [
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    "3D oriented bounding box": {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   },
   {
    "3D oriented bounding box": {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   },
   {
    "3D oriented bounding box": {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   },
   {
    "3D oriented bounding box": {
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     "3D oriented bounding box dimensions": [
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     "3D oriented bounding box orientation unit vectors": [
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    "first visible time": null
   }
  ]
 },
 "room": {
  "floor boundary polygons": [
   {
    "outer boundary coordinates": [
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     [
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     [
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     ]
    ],
    "interior hole boundary coordinates": []
   }
  ]
 }
}