{
  "schema_version": "1.0",
  "created_utc": "2026-06-02T10:49:48Z",
  "vision_config": {
    "MarkerType": "DICT_4X4_250",
    "MarkerSize": 0.025
  },
  "camera": {
    "camera_id": "c",
    "intrinsics_file": "C:\\Users\\kech\\SynologyDrive\\2026-AppServer-AppRobot\\appRobotRendering\\data\\simulation\\Scene10\\render_a.npz",
    "camera_matrix": [
      [
        1992.8416748046875,
        0.0,
        719.249267578125
      ],
      [
        0.0,
        1997.40380859375,
        537.7935791015625
      ],
      [
        0.0,
        0.0,
        1.0
      ]
    ],
    "distortion_coefficients": [
      0.019999999552965164,
      -0.009999999776482582,
      0.0,
      0.0,
      0.0
    ]
  },
  "image": {
    "image_file": "C:\\Users\\kech\\SynologyDrive\\2026-AppServer-AppRobot\\appRobotRendering\\data\\simulation\\Scene10\\render_c.png",
    "image_sha256": "ef5a04a35de56c777fd09b581d604f04ac76571a3cacba21fe8388dea1f4b077",
    "width_px": 1440,
    "height_px": 1080
  },
  "aruco": {
    "dictionary": "DICT_4X4_250",
    "num_detected_markers": 16,
    "num_rejected_candidates": 27
  },
  "detections": [
    {
      "observation_id": "d1ce68ea-db78-49a7-a89e-086d43dafd1e",
      "type": "aruco",
      "marker_id": 40,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          900.0,
          906.0
        ],
        [
          962.0,
          900.0
        ],
        [
          968.0,
          961.0
        ],
        [
          906.0,
          967.0
        ]
      ],
      "center_px": [
        934.0,
        933.5
      ],
      "quality": {
        "area_px": 3818.0,
        "perimeter_px": 247.16803741455078,
        "sharpness": {
          "laplacian_var": 454.5613926289
        },
        "contrast": {
          "p05": 15.0,
          "p95": 169.0,
          "dynamic_range": 154.0,
          "mean_gray": 63.889708737864076,
          "std_gray": 64.10002098444608
        },
        "geometry": {
          "distance_to_center_norm": 0.4976962208747864,
          "distance_to_border_px": 113.0
        },
        "edge_ratio": 1.0162376014068253,
        "edge_lengths_px": [
          62.28964614868164,
          61.29437255859375,
          62.28964614868164,
          61.29437255859375
        ]
      },
      "confidence": 0.9840218454972077
    },
    {
      "observation_id": "d1228a7f-8dee-4d78-af9b-030b32189a17",
      "type": "aruco",
      "marker_id": 113,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          930.0,
          548.0
        ],
        [
          989.0,
          541.0
        ],
        [
          989.0,
          599.0
        ],
        [
          930.0,
          606.0
        ]
      ],
      "center_px": [
        959.5,
        573.5
      ],
      "quality": {
        "area_px": 3422.0,
        "perimeter_px": 234.82760620117188,
        "sharpness": {
          "laplacian_var": 615.7225970995563
        },
        "contrast": {
          "p05": 62.0,
          "p95": 187.0,
          "dynamic_range": 125.0,
          "mean_gray": 96.38732088580113,
          "std_gray": 49.78957244242085
        },
        "geometry": {
          "distance_to_center_norm": 0.2687017321586609,
          "distance_to_border_px": 451.0
        },
        "edge_ratio": 1.0243759155273438,
        "edge_lengths_px": [
          59.41380310058594,
          58.0,
          59.41380310058594,
          58.0
        ]
      },
      "confidence": 0.976204130575644
    },
    {
      "observation_id": "bd3147d5-8d01-4c70-a33b-d961c4d11e8d",
      "type": "aruco",
      "marker_id": 247,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          876.0,
          137.0
        ],
        [
          933.0,
          136.0
        ],
        [
          934.0,
          184.0
        ],
        [
          876.0,
          186.0
        ]
      ],
      "center_px": [
        904.75,
        160.75
      ],
      "quality": {
        "area_px": 2789.5,
        "perimeter_px": 212.05365753173828,
        "sharpness": {
          "laplacian_var": 1207.1695390581717
        },
        "contrast": {
          "p05": 35.0,
          "p95": 183.0,
          "dynamic_range": 148.0,
          "mean_gray": 111.8242105263158,
          "std_gray": 63.973025920534376
        },
        "geometry": {
          "distance_to_center_norm": 0.46872973442077637,
          "distance_to_border_px": 136.0
        },
        "edge_ratio": 1.2087892695501747,
        "edge_lengths_px": [
          57.00876998901367,
          48.010414123535156,
          58.03447341918945,
          49.0
        ]
      },
      "confidence": 0.8272740544529559
    },
    {
      "observation_id": "0a665de2-4728-4ddc-9fbe-eca7eb7b6f36",
      "type": "aruco",
      "marker_id": 246,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          967.0,
          151.0
        ],
        [
          1024.0,
          150.0
        ],
        [
          1025.0,
          197.0
        ],
        [
          966.0,
          195.0
        ]
      ],
      "center_px": [
        995.5,
        173.25
      ],
      "quality": {
        "area_px": 2639.0,
        "perimeter_px": 207.06465911865234,
        "sharpness": {
          "laplacian_var": 866.93707361974
        },
        "contrast": {
          "p05": 32.0,
          "p95": 181.0,
          "dynamic_range": 149.0,
          "mean_gray": 84.58143413007227,
          "std_gray": 62.405948444667175
        },
        "geometry": {
          "distance_to_center_norm": 0.5096668004989624,
          "distance_to_border_px": 150.0
        },
        "edge_ratio": 1.3413328837775513,
        "edge_lengths_px": [
          57.00876998901367,
          47.01063537597656,
          59.03388977050781,
          44.0113639831543
        ]
      },
      "confidence": 0.745527088834006
    },
    {
      "observation_id": "57ede7ce-97bc-47cd-a0a1-c039443ff6dd",
      "type": "aruco",
      "marker_id": 242,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          806.0,
          242.0
        ],
        [
          809.0,
          286.0
        ],
        [
          756.0,
          287.0
        ],
        [
          750.0,
          243.0
        ]
      ],
      "center_px": [
        780.25,
        264.5
      ],
      "quality": {
        "area_px": 2402.5,
        "perimeter_px": 197.5277214050293,
        "sharpness": {
          "laplacian_var": 621.9365906774973
        },
        "contrast": {
          "p05": 17.0,
          "p95": 154.0,
          "dynamic_range": 137.0,
          "mean_gray": 67.55327102803739,
          "std_gray": 57.80557538313361
        },
        "geometry": {
          "distance_to_center_norm": 0.3133457899093628,
          "distance_to_border_px": 242.0
        },
        "edge_ratio": 1.2699816583435075,
        "edge_lengths_px": [
          44.10215377807617,
          53.00943374633789,
          44.40720748901367,
          56.00892639160156
        ]
      },
      "confidence": 0.7874129468171561
    },
    {
      "observation_id": "75439766-4d27-4757-9965-09acc2d4ad59",
      "type": "aruco",
      "marker_id": 45,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          1071.0,
          907.0
        ],
        [
          1083.0,
          943.0
        ],
        [
          1048.0,
          989.0
        ],
        [
          1034.0,
          955.0
        ]
      ],
      "center_px": [
        1059.0,
        948.5
      ],
      "quality": {
        "area_px": 1871.0,
        "perimeter_px": 193.12355041503906,
        "sharpness": {
          "laplacian_var": 160.55753056192668
        },
        "contrast": {
          "p05": 14.0,
          "p95": 100.0,
          "dynamic_range": 86.0,
          "mean_gray": 57.872306464485234,
          "std_gray": 34.11093550486432
        },
        "geometry": {
          "distance_to_center_norm": 0.5898244976997375,
          "distance_to_border_px": 91.0
        },
        "edge_ratio": 1.648246307313746,
        "edge_lengths_px": [
          37.947330474853516,
          57.80138397216797,
          36.769554138183594,
          60.605281829833984
        ]
      },
      "confidence": 0.606705439328279
    },
    {
      "observation_id": "1c7c61d8-8395-4c0a-b02f-a483deee17e3",
      "type": "aruco",
      "marker_id": 58,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          244.0,
          1048.0
        ],
        [
          264.0,
          1017.0
        ],
        [
          321.0,
          1020.0
        ],
        [
          304.0,
          1051.0
        ]
      ],
      "center_px": [
        283.25,
        1034.0
      ],
      "quality": {
        "area_px": 1869.0,
        "perimeter_px": 189.40092086791992,
        "sharpness": {
          "laplacian_var": 1265.0345875985527
        },
        "contrast": {
          "p05": 15.0,
          "p95": 172.0,
          "dynamic_range": 157.0,
          "mean_gray": 76.71025841816758,
          "std_gray": 66.37082174674407
        },
        "geometry": {
          "distance_to_center_norm": 0.7326483130455017,
          "distance_to_border_px": 29.0
        },
        "edge_ratio": 1.6991763224534673,
        "edge_lengths_px": [
          36.8917350769043,
          57.07889175415039,
          35.35533905029297,
          60.074954986572266
        ]
      },
      "confidence": 0.34134185624863755
    },
    {
      "observation_id": "d8fdcf62-506d-4581-b233-d51f755a2fad",
      "type": "aruco",
      "marker_id": 62,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          1145.0,
          1043.0
        ],
        [
          1138.0,
          1012.0
        ],
        [
          1196.0,
          1014.0
        ],
        [
          1207.0,
          1045.0
        ]
      ],
      "center_px": [
        1171.5,
        1028.5
      ],
      "quality": {
        "area_px": 1842.0,
        "perimeter_px": 184.74098777770996,
        "sharpness": {
          "laplacian_var": 687.4367780505567
        },
        "contrast": {
          "p05": 12.0,
          "p95": 150.0,
          "dynamic_range": 138.0,
          "mean_gray": 38.430939226519335,
          "std_gray": 45.8298447545998
        },
        "geometry": {
          "distance_to_center_norm": 0.7391056418418884,
          "distance_to_border_px": 35.0
        },
        "edge_ratio": 1.9518967949661667,
        "edge_lengths_px": [
          31.78049659729004,
          58.03447341918945,
          32.893768310546875,
          62.032249450683594
        ]
      },
      "confidence": 0.3586255184214969
    },
    {
      "observation_id": "eac994d1-51e2-45a4-938f-f209204b24e6",
      "type": "aruco",
      "marker_id": 96,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          1069.0,
          1053.0
        ],
        [
          1066.0,
          1021.0
        ],
        [
          1125.0,
          1025.0
        ],
        [
          1130.0,
          1056.0
        ]
      ],
      "center_px": [
        1097.5,
        1038.75
      ],
      "quality": {
        "area_px": 1876.0,
        "perimeter_px": 183.7501163482666,
        "sharpness": {
          "laplacian_var": 663.3293461676229
        },
        "contrast": {
          "p05": 10.0,
          "p95": 150.0,
          "dynamic_range": 140.0,
          "mean_gray": 73.64136328427576,
          "std_gray": 59.64429126415427
        },
        "geometry": {
          "distance_to_center_norm": 0.6950067281723022,
          "distance_to_border_px": 24.0
        },
        "edge_ratio": 1.9449837049520267,
        "edge_lengths_px": [
          32.140316009521484,
          59.13543701171875,
          31.400636672973633,
          61.073726654052734
        ]
      },
      "confidence": 0.24678869996591526
    },
    {
      "observation_id": "338b8211-611a-430d-a35e-14e2ce0b48a5",
      "type": "aruco",
      "marker_id": 64,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          110.0,
          1003.0
        ],
        [
          134.0,
          974.0
        ],
        [
          187.0,
          977.0
        ],
        [
          166.0,
          1006.0
        ]
      ],
      "center_px": [
        149.25,
        990.0
      ],
      "quality": {
        "area_px": 1648.0,
        "perimeter_px": 182.61322402954102,
        "sharpness": {
          "laplacian_var": 1879.918969718065
        },
        "contrast": {
          "p05": 12.0,
          "p95": 173.0,
          "dynamic_range": 161.0,
          "mean_gray": 75.38733031674208,
          "std_gray": 68.98136821451206
        },
        "geometry": {
          "distance_to_center_norm": 0.8075687885284424,
          "distance_to_border_px": 74.0
        },
        "edge_ratio": 1.5662688751728226,
        "edge_lengths_px": [
          37.64305877685547,
          53.0848388671875,
          35.80502700805664,
          56.080299377441406
        ]
      },
      "confidence": 0.6384599833726886
    },
    {
      "observation_id": "f52ee52a-25ea-4315-bf6b-3464d2808cf6",
      "type": "aruco",
      "marker_id": 103,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          403.0,
          1023.0
        ],
        [
          418.0,
          993.0
        ],
        [
          474.0,
          996.0
        ],
        [
          462.0,
          1025.0
        ]
      ],
      "center_px": [
        439.25,
        1009.25
      ],
      "quality": {
        "area_px": 1730.0,
        "perimeter_px": 180.03991889953613,
        "sharpness": {
          "laplacian_var": 950.8899639839916
        },
        "contrast": {
          "p05": 20.0,
          "p95": 172.0,
          "dynamic_range": 152.0,
          "mean_gray": 116.20102214650767,
          "std_gray": 61.636543611115094
        },
        "geometry": {
          "distance_to_center_norm": 0.6075818538665771,
          "distance_to_border_px": 55.0
        },
        "edge_ratio": 1.8809760926212427,
        "edge_lengths_px": [
          33.541019439697266,
          56.080299377441406,
          31.38471031188965,
          59.03388977050781
        ]
      },
      "confidence": 0.5316388676723932
    },
    {
      "observation_id": "f0ea47a2-b31e-4805-960f-16996ed2bd26",
      "type": "aruco",
      "marker_id": 51,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          564.0,
          1008.0
        ],
        [
          576.0,
          980.0
        ],
        [
          632.0,
          984.0
        ],
        [
          622.0,
          1013.0
        ]
      ],
      "center_px": [
        598.5,
        996.25
      ],
      "quality": {
        "area_px": 1674.0,
        "perimeter_px": 175.49660873413086,
        "sharpness": {
          "laplacian_var": 1393.7942302804506
        },
        "contrast": {
          "p05": 28.0,
          "p95": 171.0,
          "dynamic_range": 143.0,
          "mean_gray": 84.15052816901408,
          "std_gray": 59.917896140385736
        },
        "geometry": {
          "distance_to_center_norm": 0.5246118903160095,
          "distance_to_border_px": 67.0
        },
        "edge_ratio": 1.9110048603024625,
        "edge_lengths_px": [
          30.463092803955078,
          56.14267349243164,
          30.675724029541016,
          58.215118408203125
        ]
      },
      "confidence": 0.5232849066860699
    },
    {
      "observation_id": "f974f007-112e-4780-9f46-985bcab09c1f",
      "type": "aruco",
      "marker_id": 243,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          760.0,
          132.0
        ],
        [
          813.0,
          133.0
        ],
        [
          809.0,
          166.0
        ],
        [
          754.0,
          165.0
        ]
      ],
      "center_px": [
        784.0,
        149.0
      ],
      "quality": {
        "area_px": 1787.0,
        "perimeter_px": 174.80108261108398,
        "sharpness": {
          "laplacian_var": 1005.8917346464419
        },
        "contrast": {
          "p05": 15.0,
          "p95": 180.0,
          "dynamic_range": 165.0,
          "mean_gray": 83.3435684647303,
          "std_gray": 70.8540535076814
        },
        "geometry": {
          "distance_to_center_norm": 0.4402258098125458,
          "distance_to_border_px": 132.0
        },
        "edge_ratio": 1.6548298326729072,
        "edge_lengths_px": [
          53.00943374633789,
          33.241539001464844,
          55.009090423583984,
          33.541019439697266
        ]
      },
      "confidence": 0.6042917406104434
    },
    {
      "observation_id": "549fd862-34e1-4bfe-9c86-ad2f43a1cff0",
      "type": "aruco",
      "marker_id": 210,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          340.0,
          760.0
        ],
        [
          387.0,
          761.0
        ],
        [
          376.0,
          780.0
        ],
        [
          327.0,
          778.0
        ]
      ],
      "center_px": [
        357.5,
        769.75
      ],
      "quality": {
        "area_px": 906.0,
        "perimeter_px": 140.20953559875488,
        "sharpness": {
          "laplacian_var": 1714.673355751594
        },
        "contrast": {
          "p05": 21.0,
          "p95": 170.0,
          "dynamic_range": 149.0,
          "mean_gray": 84.31152647975078,
          "std_gray": 58.656873492799065
        },
        "geometry": {
          "distance_to_center_norm": 0.47686126828193665,
          "distance_to_border_px": 300.0
        },
        "edge_ratio": 2.233747159110654,
        "edge_lengths_px": [
          47.01063537597656,
          21.954498291015625,
          49.04079818725586,
          22.203603744506836
        ]
      },
      "confidence": 0.27039765782644665
    },
    {
      "observation_id": "10d32890-96fc-455a-802b-d94c337acc9b",
      "type": "aruco",
      "marker_id": 211,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          808.0,
          771.0
        ],
        [
          855.0,
          774.0
        ],
        [
          851.0,
          794.0
        ],
        [
          801.0,
          790.0
        ]
      ],
      "center_px": [
        828.75,
        782.25
      ],
      "quality": {
        "area_px": 965.0,
        "perimeter_px": 137.8999252319336,
        "sharpness": {
          "laplacian_var": 980.8435808712625
        },
        "contrast": {
          "p05": 19.0,
          "p95": 166.0,
          "dynamic_range": 147.0,
          "mean_gray": 88.28657616892912,
          "std_gray": 59.05852033640571
        },
        "geometry": {
          "distance_to_center_norm": 0.2950447201728821,
          "distance_to_border_px": 286.0
        },
        "edge_ratio": 2.4772131710716905,
        "edge_lengths_px": [
          47.095645904541016,
          20.39607810974121,
          50.15974426269531,
          20.248456954956055
        ]
      },
      "confidence": 0.25970043306972035
    },
    {
      "observation_id": "6c08e1ef-70a7-4bd1-b2be-e0c2bcb8a3da",
      "type": "aruco",
      "marker_id": 50,
      "marker_size_m": 0.025,
      "image_points_px": [
        [
          1385.0,
          700.0
        ],
        [
          1377.0,
          686.0
        ],
        [
          1418.0,
          688.0
        ],
        [
          1428.0,
          701.0
        ]
      ],
      "center_px": [
        1402.0,
        693.75
      ],
      "quality": {
        "area_px": 553.5,
        "perimeter_px": 116.58611488342285,
        "sharpness": {
          "laplacian_var": 1051.381376540531
        },
        "contrast": {
          "p05": 12.0,
          "p95": 126.0,
          "dynamic_range": 114.0,
          "mean_gray": 64.25196850393701,
          "std_gray": 39.063170154625084
        },
        "geometry": {
          "distance_to_center_norm": 0.7767954468727112,
          "distance_to_border_px": 12.0
        },
        "edge_ratio": 2.6674678757353125,
        "edge_lengths_px": [
          16.124515533447266,
          41.04875183105469,
          16.401220321655273,
          43.011627197265625
        ]
      },
      "confidence": 0.03320002493960217
    }
  ],
  "rejected_candidates": [
    {
      "image_points_px": [
        [
          975.0,
          684.0
        ],
        [
          987.0,
          688.0
        ],
        [
          989.0,
          763.0
        ],
        [
          968.0,
          765.0
        ]
      ],
      "center_px": [
        979.75,
        725.0
      ],
      "area_px": 1289.5
    },
    {
      "image_points_px": [
        [
          790.0,
          489.0
        ],
        [
          804.0,
          493.0
        ],
        [
          807.0,
          565.0
        ],
        [
          793.0,
          568.0
        ]
      ],
      "center_px": [
        798.5,
        528.75
      ],
      "area_px": 1055.5
    },
    {
      "image_points_px": [
        [
          536.0,
          599.0
        ],
        [
          540.0,
          677.0
        ],
        [
          531.0,
          664.0
        ],
        [
          529.0,
          604.0
        ]
      ],
      "center_px": [
        534.0,
        636.0
      ],
      "area_px": 540.0
    },
    {
      "image_points_px": [
        [
          782.0,
          864.0
        ],
        [
          789.0,
          841.0
        ],
        [
          842.0,
          845.0
        ],
        [
          837.0,
          868.0
        ]
      ],
      "center_px": [
        812.5,
        854.5
      ],
      "area_px": 1266.0
    },
    {
      "image_points_px": [
        [
          1232.0,
          678.0
        ],
        [
          1273.0,
          679.0
        ],
        [
          1279.0,
          694.0
        ],
        [
          1237.0,
          692.0
        ]
      ],
      "center_px": [
        1255.25,
        685.75
      ],
      "area_px": 593.5
    },
    {
      "image_points_px": [
        [
          1154.0,
          689.0
        ],
        [
          1194.0,
          690.0
        ],
        [
          1201.0,
          704.0
        ],
        [
          1160.0,
          703.0
        ]
      ],
      "center_px": [
        1177.25,
        696.5
      ],
      "area_px": 560.5
    },
    {
      "image_points_px": [
        [
          425.0,
          674.0
        ],
        [
          435.0,
          661.0
        ],
        [
          473.0,
          663.0
        ],
        [
          462.0,
          676.0
        ]
      ],
      "center_px": [
        448.75,
        668.5
      ],
      "area_px": 508.5
    },
    {
      "image_points_px": [
        [
          1281.0,
          650.0
        ],
        [
          1319.0,
          651.0
        ],
        [
          1327.0,
          663.0
        ],
        [
          1288.0,
          663.0
        ]
      ],
      "center_px": [
        1303.75,
        656.75
      ],
      "area_px": 477.5
    },
    {
      "image_points_px": [
        [
          1068.0,
          669.0
        ],
        [
          1077.0,
          679.0
        ],
        [
          1075.0,
          717.0
        ],
        [
          1068.0,
          710.0
        ]
      ],
      "center_px": [
        1072.0,
        693.75
      ],
      "area_px": 324.5
    },
    {
      "image_points_px": [
        [
          784.0,
          627.0
        ],
        [
          788.0,
          615.0
        ],
        [
          824.0,
          619.0
        ],
        [
          820.0,
          629.0
        ]
      ],
      "center_px": [
        804.0,
        622.5
      ],
      "area_px": 408.0
    },
    {
      "image_points_px": [
        [
          426.0,
          594.0
        ],
        [
          434.0,
          583.0
        ],
        [
          467.0,
          585.0
        ],
        [
          462.0,
          595.0
        ]
      ],
      "center_px": [
        447.25,
        589.25
      ],
      "area_px": 372.0
    },
    {
      "image_points_px": [
        [
          978.0,
          308.0
        ],
        [
          1021.0,
          310.0
        ],
        [
          1019.0,
          316.0
        ],
        [
          991.0,
          314.0
        ]
      ],
      "center_px": [
        1002.25,
        312.0
      ],
      "area_px": 202.0
    },
    {
      "image_points_px": [
        [
          936.0,
          582.0
        ],
        [
          951.0,
          580.0
        ],
        [
          965.0,
          595.0
        ],
        [
          937.0,
          600.0
        ]
      ],
      "center_px": [
        947.25,
        589.25
      ],
      "area_px": 381.0
    },
    {
      "image_points_px": [
        [
          120.0,
          998.0
        ],
        [
          124.0,
          993.0
        ],
        [
          158.0,
          996.0
        ],
        [
          153.0,
          1001.0
        ]
      ],
      "center_px": [
        138.75,
        997.0
      ],
      "area_px": 181.0
    },
    {
      "image_points_px": [
        [
          734.0,
          639.0
        ],
        [
          730.0,
          666.0
        ],
        [
          725.0,
          676.0
        ],
        [
          729.0,
          642.0
        ]
      ],
      "center_px": [
        729.5,
        655.75
      ],
      "area_px": 126.5
    },
    {
      "image_points_px": [
        [
          1360.0,
          644.0
        ],
        [
          1390.0,
          645.0
        ],
        [
          1394.0,
          648.0
        ],
        [
          1366.0,
          647.0
        ]
      ],
      "center_px": [
        1377.5,
        646.0
      ],
      "area_px": 82.0
    },
    {
      "image_points_px": [
        [
          339.0,
          768.0
        ],
        [
          354.0,
          762.0
        ],
        [
          372.0,
          767.0
        ],
        [
          366.0,
          771.0
        ]
      ],
      "center_px": [
        357.75,
        767.0
      ],
      "area_px": 154.5
    },
    {
      "image_points_px": [
        [
          732.0,
          273.0
        ],
        [
          735.0,
          284.0
        ],
        [
          735.0,
          305.0
        ],
        [
          732.0,
          301.0
        ]
      ],
      "center_px": [
        733.5,
        290.75
      ],
      "area_px": 73.5
    },
    {
      "image_points_px": [
        [
          990.0,
          337.0
        ],
        [
          996.0,
          351.0
        ],
        [
          997.0,
          366.0
        ],
        [
          991.0,
          364.0
        ]
      ],
      "center_px": [
        993.5,
        354.5
      ],
      "area_px": 118.0
    },
    {
      "image_points_px": [
        [
          774.0,
          249.0
        ],
        [
          799.0,
          247.0
        ],
        [
          800.0,
          251.0
        ],
        [
          776.0,
          252.0
        ]
      ],
      "center_px": [
        787.25,
        249.75
      ],
      "area_px": 88.0
    },
    {
      "image_points_px": [
        [
          900.0,
          973.0
        ],
        [
          923.0,
          973.0
        ],
        [
          926.0,
          975.0
        ],
        [
          903.0,
          975.0
        ]
      ],
      "center_px": [
        913.0,
        974.0
      ],
      "area_px": 46.0
    },
    {
      "image_points_px": [
        [
          957.0,
          967.0
        ],
        [
          968.0,
          965.0
        ],
        [
          970.0,
          984.0
        ],
        [
          957.0,
          971.0
        ]
      ],
      "center_px": [
        963.0,
        971.75
      ],
      "area_px": 132.5
    },
    {
      "image_points_px": [
        [
          1374.0,
          718.0
        ],
        [
          1394.0,
          718.0
        ],
        [
          1398.0,
          721.0
        ],
        [
          1378.0,
          721.0
        ]
      ],
      "center_px": [
        1386.0,
        719.5
      ],
      "area_px": 60.0
    },
    {
      "image_points_px": [
        [
          999.0,
          762.0
        ],
        [
          1017.0,
          761.0
        ],
        [
          1023.0,
          763.0
        ],
        [
          1001.0,
          764.0
        ]
      ],
      "center_px": [
        1010.0,
        762.5
      ],
      "area_px": 44.0
    },
    {
      "image_points_px": [
        [
          565.0,
          1022.0
        ],
        [
          584.0,
          1021.0
        ],
        [
          588.0,
          1023.0
        ],
        [
          573.0,
          1024.0
        ]
      ],
      "center_px": [
        577.5,
        1022.5
      ],
      "area_px": 40.0
    },
    {
      "image_points_px": [
        [
          1166.0,
          1023.0
        ],
        [
          1182.0,
          1022.0
        ],
        [
          1185.0,
          1028.0
        ],
        [
          1169.0,
          1029.0
        ]
      ],
      "center_px": [
        1175.5,
        1025.5
      ],
      "area_px": 99.0
    },
    {
      "image_points_px": [
        [
          222.0,
          1034.0
        ],
        [
          241.0,
          1035.0
        ],
        [
          244.0,
          1037.0
        ],
        [
          231.0,
          1037.0
        ]
      ],
      "center_px": [
        234.5,
        1035.75
      ],
      "area_px": 37.0
    }
  ]
}