{
  "schema": "somaatlas-intro-modalities-1",
  "created": "2026-09-17",
  "purpose": "Small derived display images for a public medical-imaging cinematic. Independent examples, not longitudinal or registered data from one person.",
  "assets": [
    {
      "id": "histology",
      "file": "histology.webp",
      "title": "Skin histology, H&E, 10\u00d7",
      "modality": "Brightfield histopathology / hematoxylin and eosin stain",
      "description": "Normal epidermis and dermis with a benign intradermal nevus. Real acquired histology image, not a generated tissue image.",
      "creator": "Kilbad; scikit-image example-data distribution",
      "license": "Public domain, released by the author (PD-self)",
      "licenseUrl": "https://commons.wikimedia.org/wiki/File:Normal_Epidermis_and_Dermis_with_Intradermal_Nevus_10x.JPG#Licensing",
      "sourceUrl": "https://commons.wikimedia.org/wiki/File:Normal_Epidermis_and_Dermis_with_Intradermal_Nevus_10x.JPG",
      "downloadUrl": "https://gitlab.com/scikit-image/data/-/raw/master/Normal_Epidermis_and_Dermis_with_Intradermal_Nevus_10x.JPG",
      "sourceSha256": "8759fe080509712163453f4b17106582b8513e73b0788d80160abf840e272075",
      "derivation": "Scikit-image 1280\u00d7960 distributed sample resized with Lanczos to 1024\u00d7768 and encoded WebP quality 80. No tissue synthesis, segmentation, recoloring, or diagnostic inference. No source EXIF retained.",
      "width": 1024,
      "height": 768,
      "phi": "No patient identifiers visible in the inspected pixels; published public scientific sample; metadata stripped from derivative.",
      "bytes": 212504,
      "sha256": "1f1e4aa56fe8ba656392706c086bcbe2586e17dcc1c8c72e48622587e69f04bb"
    },
    {
      "id": "microscopy",
      "file": "microscopy.webp",
      "title": "Cell membranes and nuclei",
      "modality": "Fluorescence microscopy / two-channel maximum-intensity projection",
      "description": "Real cells3d microscopy from the Allen Institute for Cell Science. Membranes shown cyan-green and nuclei magenta using an explicit display pseudocolor map.",
      "creator": "Allen Institute for Cell Science; scikit-image example-data distribution",
      "license": "CC0-1.0",
      "licenseUrl": "https://creativecommons.org/publicdomain/zero/1.0/",
      "licenseEvidenceUrl": "https://gitlab.com/scikit-image/data/-/raw/master/README.md",
      "sourceUrl": "https://scikit-image.org/docs/stable/api/skimage.data.html#skimage.data.cells3d",
      "downloadUrl": "https://gitlab.com/scikit-image/data/-/raw/master/cells3d.tif",
      "sourceSha256": "afc7c7d80d38bfde09788b4064ac1e64ec14e88454ab785ebdc8dbba5ca3b222",
      "derivation": "All 60 z planes projected by channelwise maximum. Each channel linearly windowed between its 2nd and 99.6th projection-intensity percentiles. RGB = [0.86*nuclei+0.06*membranes,0.93*membranes+0.12*nuclei,0.80*membranes+0.72*nuclei], clipped to [0,1] and encoded uint8 WebP quality 92. Native 256\u00d7256 spatial pixel dimensions retained; pseudocolors are display choices, not native stain colors. No synthetic cells or inferred structures.",
      "sourceShape": [
        60,
        2,
        256,
        256
      ],
      "sourceAxes": "ZCYX",
      "channelNames": [
        "membranes",
        "nuclei"
      ],
      "width": 256,
      "height": 256,
      "phi": "No patient identifiers visible in the inspected pixels; published microscopy example; metadata not retained in derivative.",
      "bytes": 29000,
      "sha256": "3bf808db76724644f9006c09330be061fcb9fa10171645edf6c159cd38ce2d36"
    }
  ]
}