{
  "zarr_format": 3,
  "node_type": "group",
  "attributes": {
    "ome": {
      "version": "0.5",
      "multiscales": [
        {
          "version": "0.5",
          "name": "20250821151531-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": "9.366",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    9.366,
                    9.366,
                    9.366
                  ]
                }
              ]
            },
            {
              "path": "18.732",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    18.732,
                    18.732,
                    18.732
                  ]
                }
              ]
            },
            {
              "path": "37.464",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    37.464,
                    37.464,
                    37.464
                  ]
                }
              ]
            },
            {
              "path": "74.928",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    74.928,
                    74.928,
                    74.928
                  ]
                }
              ]
            },
            {
              "path": "149.856",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    149.856,
                    149.856,
                    149.856
                  ]
                }
              ]
            },
            {
              "path": "299.712",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    299.712,
                    299.712,
                    299.712
                  ]
                }
              ]
            },
            {
              "path": "599.424",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    599.424,
                    599.424,
                    599.424
                  ]
                }
              ]
            },
            {
              "path": "1198.848",
              "coordinateTransformations": [
                {
                  "type": "scale",
                  "scale": [
                    1198.848,
                    1198.848,
                    1198.848
                  ]
                }
              ]
            }
          ],
          "type": "majority",
          "metadata": {
            "source": "https://vesuvius-challenge-open-data.s3.us-east-1.amazonaws.com/PHerc0841/representations/predictions/surfaces/20250821151531-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/PHerc0841/representations/predictions/surfaces/20250821151531-surface-20260413222639-surface-m7-L0-th0.2.zarr/",
      "source_volume": "https://vesuvius-challenge-open-data.s3.us-east-1.amazonaws.com/PHerc0841/volumes/20250821151531-9.366um-1.2m-113keV-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": 9.366,
      "rung_voxel_size_um": 9.366,
      "resampled": false,
      "resample_scale": 1.0,
      "source_shape": [
        19400,
        7703,
        7703
      ],
      "shape": [
        19400,
        7703,
        7703
      ],
      "levels": [
        {
          "path": "9.366",
          "voxel_size_um": 9.366,
          "shape": [
            19400,
            7703,
            7703
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 1024
        },
        {
          "path": "18.732",
          "voxel_size_um": 18.732,
          "shape": [
            9700,
            3852,
            3852
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 512
        },
        {
          "path": "37.464",
          "voxel_size_um": 37.464,
          "shape": [
            4850,
            1926,
            1926
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 256
        },
        {
          "path": "74.928",
          "voxel_size_um": 74.928,
          "shape": [
            2425,
            963,
            963
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "149.856",
          "voxel_size_um": 149.856,
          "shape": [
            1213,
            482,
            482
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "299.712",
          "voxel_size_um": 299.712,
          "shape": [
            607,
            241,
            241
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "599.424",
          "voxel_size_um": 599.424,
          "shape": [
            304,
            121,
            121
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        },
        {
          "path": "1198.848",
          "voxel_size_um": 1198.848,
          "shape": [
            152,
            61,
            61
          ],
          "encoding": "mask-lossless",
          "q": 0.0,
          "shard": 128
        }
      ]
    }
  },
  "consolidated_metadata": null
}