{
  "zarr_format": 3,
  "node_type": "group",
  "attributes": {
    "ome": {
      "version": "0.5",
      "multiscales": [
        {
          "version": "0.5",
          "name": "20250521151220-surface-20260413222639-surface-m7-L0-th0.2.zarr",
          "axes": [
            {
              "name": "z",
              "type": "space",
              "unit": "micrometer"
            },
            {
              "name": "y",
              "type": "space",
              "unit": "micrometer"
            },
            {
              "name": "x",
              "type": "space",
              "unit": "micrometer"
            }
          ],
          "datasets": [
            {
              "path": "8.64",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    8.64,
                    8.64,
                    8.64
                  ]
                }
              ]
            },
            {
              "path": "17.28",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    17.28,
                    17.28,
                    17.28
                  ]
                }
              ]
            },
            {
              "path": "34.56",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    34.56,
                    34.56,
                    34.56
                  ]
                }
              ]
            },
            {
              "path": "69.12",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    69.12,
                    69.12,
                    69.12
                  ]
                }
              ]
            },
            {
              "path": "138.24",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    138.24,
                    138.24,
                    138.24
                  ]
                }
              ]
            },
            {
              "path": "276.48",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    276.48,
                    276.48,
                    276.48
                  ]
                }
              ]
            },
            {
              "path": "552.96",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    552.96,
                    552.96,
                    552.96
                  ]
                }
              ]
            },
            {
              "path": "1105.92",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    1105.92,
                    1105.92,
                    1105.92
                  ]
                }
              ]
            }
          ],
          "type": "majority",
          "metadata": {
            "source": "https://vesuvius-challenge-open-data.s3.us-east-1.amazonaws.com/PHerc1447/representations/predictions/surfaces/20250521151220-surface-20260413222639-surface-m7-L0-th0.2.zarr/",
            "codec": "volcomp",
            "description": "2x2x2 majority pooling of the level below; level 0 is the published grid, unresampled"
          }
        }
      ]
    },
    "volcomp": {
      "source": "https://vesuvius-challenge-open-data.s3.us-east-1.amazonaws.com/PHerc1447/representations/predictions/surfaces/20250521151220-surface-20260413222639-surface-m7-L0-th0.2.zarr/",
      "source_volume": "https://vesuvius-challenge-open-data.s3.us-east-1.amazonaws.com/PHerc1447/volumes/20250521151220-8.640um-1.2m-116keV-masked.zarr/",
      "source_level": 0,
      "source_chunk": 192,
      "threshold": 0.2,
      "encoding": {
        "name": "surface-mask-lossless",
        "dmax": 3,
        "storage": "volcomp lossless mask chunk (format revision 3, mode 5): the binary mask of this level at full resolution, coded exactly with the same 12-neighbour context-model range coder the 2x mask mode uses on its pool",
        "decode": "the mask itself, as u8 0 or 255, voxel for voxel; nothing is interpolated",
        "pyramid": "each level is the 2x2x2 majority pool (count*2 >= 8) of the level below, voxels outside the array counting as air",
        "resample": "none: level 0 is the published grid exactly (scale 1)"
      },
      "native_voxel_size_um": 8.64,
      "rung_voxel_size_um": 8.64,
      "resampled": false,
      "resample_scale": 1.0,
      "source_shape": [
        24297,
        8343,
        8343
      ],
      "shape": [
        24297,
        8343,
        8343
      ],
      "levels": [
        {
          "path": "8.64",
          "voxel_size_um": 8.64,
          "shape": [
            24297,
            8343,
            8343
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 1024
        },
        {
          "path": "17.28",
          "voxel_size_um": 17.28,
          "shape": [
            12149,
            4172,
            4172
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 512
        },
        {
          "path": "34.56",
          "voxel_size_um": 34.56,
          "shape": [
            6075,
            2086,
            2086
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 256
        },
        {
          "path": "69.12",
          "voxel_size_um": 69.12,
          "shape": [
            3038,
            1043,
            1043
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "138.24",
          "voxel_size_um": 138.24,
          "shape": [
            1519,
            522,
            522
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "276.48",
          "voxel_size_um": 276.48,
          "shape": [
            760,
            261,
            261
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "552.96",
          "voxel_size_um": 552.96,
          "shape": [
            380,
            131,
            131
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "1105.92",
          "voxel_size_um": 1105.92,
          "shape": [
            190,
            66,
            66
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        }
      ]
    }
  },
  "consolidated_metadata": null
}