{
    "image_id": "sample_003",
    "buildings": [
        {
            "id": "bld_001",
            "bbox": [
                279,
                245,
                44,
                33
            ],
            "confidence": 0.91,
            "area": 1452.0,
            "type": "industrial",
            "height_estimate": 17.1
        },
        {
            "id": "bld_002",
            "bbox": [
                479,
                210,
                40,
                49
            ],
            "confidence": 0.86,
            "area": 1960.0,
            "type": "industrial",
            "height_estimate": 15.2
        },
        {
            "id": "bld_003",
            "bbox": [
                487,
                366,
                53,
                41
            ],
            "confidence": 0.88,
            "area": 2173.0,
            "type": "commercial",
            "height_estimate": 29.8
        },
        {
            "id": "bld_004",
            "bbox": [
                369,
                189,
                58,
                36
            ],
            "confidence": 0.86,
            "area": 2088.0,
            "type": "commercial",
            "height_estimate": 22.3
        },
        {
            "id": "bld_005",
            "bbox": [
                131,
                274,
                35,
                54
            ],
            "confidence": 0.92,
            "area": 1890.0,
            "type": "industrial",
            "height_estimate": 20.0
        },
        {
            "id": "bld_006",
            "bbox": [
                344,
                381,
                42,
                33
            ],
            "confidence": 0.92,
            "area": 1386.0,
            "type": "residential",
            "height_estimate": 23.7
        },
        {
            "id": "bld_007",
            "bbox": [
                240,
                152,
                42,
                55
            ],
            "confidence": 0.86,
            "area": 2310.0,
            "type": "residential",
            "height_estimate": 23.9
        },
        {
            "id": "bld_008",
            "bbox": [
                234,
                371,
                40,
                36
            ],
            "confidence": 0.92,
            "area": 1440.0,
            "type": "industrial",
            "height_estimate": 28.8
        }
    ],
    "detection_date": "2025-12-28",
    "model_version": "v1.0",
    "total_buildings": 8
}