{
  "name": "CellNet Image Atlas",
  "release_date": "2026-10-16",
  "example": {
    "status": "available",
    "samples": 24,
    "species_counts": {
      "Fruit_fly": 8,
      "Mouse": 8,
      "Zebrafish": 8
    },
    "archive": "CellNet_pretraining_example_24cells.zip",
    "image_size": [
      384,
      384
    ],
    "format": "cellnet-pretraining-npz-v1",
    "data_kind": "Rendered expression, dataset-specific measurement masks, native gene IDs",
    "source": "Existing 100000-cell pretraining sample; anonymous public sample IDs",
    "normalization": "Stored float16 normalized expression in [0,1]; do not normalize again"
  },
  "full_data": {
    "name": "Image Atlas",
    "status": "available",
    "availability": "Available / 已开放",
    "release_date": "2026-10-20",
    "download_url": "https://pan.baidu.com/s/1FuoHnEJN9FRvOBio5uutYQ?pwd=xabe",
    "extraction_code": "xabe",
    "download_directory": "CellNet/datasets/pretraining/full/",
    "format": "cellnet-image-atlas-native-v1",
    "source_manifest_samples": 231190557,
    "source_manifest_datasets": 26467,
    "source_manifest_genes": 1015163,
    "source_vocabulary_species": 40,
    "shards": 512835,
    "compressed_shard_bytes": 1857939911692,
    "class_directories": 1193,
    "file_inventory_verified": true,
    "shard_inventory_verified": true,
    "mapping_sha256": "998ecc28416397dcf587e86e2a130c5edba3c81b732dcc58253a283ee33850a4",
    "guide_url": "https://github.com/daydayup-xq/CellNet/tree/main/datasets/pretraining",
    "population_note": "Collection totals match source metadata and the existing all-species scan; publication checks cover file inventory, fitted assets and bounded interface validation.",
    "manifest_sha256": "30c316c2aeeefaa535cb0228fb4356aeb46985e477f07c1b3c194b1367a8b1a6",
    "ownership_file": "cell_sources.json.gz",
    "ownership_sha256": "c871a5854cb3d759e7a35e2adc866d01536a5a42f4a383c7849b943f21075394",
    "ownership_source_datasets": 189,
    "ownership_samples": 44489429,
    "unresolved_dataset_ids": [],
    "shared_files": 23
  },
  "terms": "Original datasets retain their respective terms and attribution. Apache-2.0 covers software only. Per-source data license verification remains pending, as documented in the source repository.",
  "scope": "Download guide for the complete native Image Atlas, plus a separate 24-cell example archive for trying the data format.",
  "metadata_updated": "2026-10-20"
}