{
  "artifact": {
    "path": "data/superconductor/composition_groups.parquet",
    "sha256": "df2f2403cc92567845cfeb58a089f0d585ea83a8c3c33def6dc2c1634fed9f8a",
    "size_bytes": 21025802
  },
  "config": "superconductor",
  "dataset_id": "design-bench/superconductor",
  "dataset_version": "1.0.0",
  "knowledge": [
    {
      "key": "chemical_composition_stoichiometry_and_formulas",
      "path": "knowledge/shared/chemical-composition-stoichiometry-and-formulas.md",
      "sha256": "5206704f25c0ecf214f33686fc2a6db694ee6efe0362d3ab40074be8021f90f1",
      "size_bytes": 6011
    },
    {
      "key": "elemental_properties_and_periodic_trends",
      "path": "knowledge/shared/elemental-properties-and-periodic-trends.md",
      "sha256": "f8c273c8f6f0e8cfbc0cc924bf6873cea331e66a226180dff886acffaf78acbe",
      "size_bytes": 7601
    },
    {
      "key": "composition_derived_material_descriptors",
      "path": "knowledge/shared/composition-derived-material-descriptors.md",
      "sha256": "89d9c50b5ceed64b526f688460e49e9c312eef428e48ce5f44e59cafd695ba3e",
      "size_bytes": 6238
    },
    {
      "key": "composition_structure_phase_and_processing",
      "path": "knowledge/shared/composition-structure-phase-and-processing.md",
      "sha256": "982b79ff73c59e417557653078782d927eede1c40085a9477e48e4ca284ce232",
      "size_bytes": 6363
    },
    {
      "key": "superconductivity_and_critical_temperature",
      "path": "knowledge/design-bench/superconductor/superconductivity-and-critical-temperature.md",
      "sha256": "64edb8ab1384ca6833dc94edb9450283b71ced1ef9d1d5000ddb3164dd4c3c78",
      "size_bytes": 6367
    },
    {
      "key": "superconducting_material_families",
      "path": "knowledge/design-bench/superconductor/superconducting-material-families.md",
      "sha256": "58841fac62e9f16b8e36e21975505f8aad32a777a873efe573cb3f263189bfc7",
      "size_bytes": 8119
    },
    {
      "key": "superconducting_transition_measurement_and_conditions",
      "path": "knowledge/design-bench/superconductor/superconducting-transition-measurement-and-conditions.md",
      "sha256": "f3bfa12b70f69ae5943a78421579cd48b7fe14f48f593bd92a2167e9f27063d7",
      "size_bytes": 6864
    }
  ],
  "schema_version": 1,
  "source_archive": {
    "name": "superconductivty+data.zip",
    "sha256": "87f4490d73390ff94ee01dbf0d7d32abc80b22f2c803d471765cfc46a9f6371e",
    "size_bytes": 8300005,
    "url": "https://archive.ics.uci.edu/static/public/464/superconductivty%2Bdata.zip"
  },
  "source_members": {
    "train.csv": {
      "crc32": "94c2bc69",
      "sha256": "4dfb6e3a1f6ffd969e5a5e42f093c4800d1e2a6c8b1e309f8fcd9f23d86952f3",
      "size_bytes": 23859780
    },
    "unique_m.csv": {
      "crc32": "be0f9212",
      "sha256": "b68ae6b55ea8581eff8b1ffba073a899db7e2d2f7f3b781bb0802f643f51e5f7",
      "size_bytes": 4291603
    }
  },
  "split": "composition_groups",
  "statistics": {
    "composition_groups": 15164,
    "composition_rounding_decimals": 8,
    "conflict_groups_removed": 0,
    "critical_temp_k_maximum": 143.0,
    "critical_temp_k_mean": 33.635162849841734,
    "critical_temp_k_minimum": 0.000325,
    "maximum_group_size": 110,
    "repeated_groups": 2422,
    "rows_in_repeated_groups": 8521,
    "source_rows": 21263,
    "standard_deviation": "population",
    "target_aggregation": "median"
  },
  "transformation": {
    "design_bench_commit": "e52939588421b5433f6f2e9b359cf013c542bd89",
    "design_bench_processor": "https://github.com/brandontrabucco/design-bench/blob/e52939588421b5433f6f2e9b359cf013c542bd89/process/process_raw_superconductor.py",
    "steps": [
      "align unique_m.csv and train.csv by source row",
      "normalize each 86-element amount vector by its sum",
      "round fractions to 8 decimal places",
      "group proportional compositions without deleting any source record",
      "use the group median measured critical temperature as the Task target",
      "retain aligned source IDs, formulas, measurements, and UCI descriptors"
    ]
  }
}