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{
  "name": "email-eu-core",
  "sources": [
    {
      "url": "https://snap.stanford.edu/data/email-Eu-core.txt.gz",
      "final_url": "https://snap.stanford.edu/data/email-Eu-core.txt.gz",
      "filename": "email-Eu-core.txt.gz",
      "bytes": 79754,
      "sha256": "4b47acdb80197b085fe63c819c357ae488131ee904ed93d1b219a68b0f9e245f",
      "downloaded_at": "2026-07-23T02:14:13+00:00"
    },
    {
      "url": "https://snap.stanford.edu/data/email-Eu-core-department-labels.txt.gz",
      "final_url": "https://snap.stanford.edu/data/email-Eu-core-department-labels.txt.gz",
      "filename": "email-Eu-core-department-labels.txt.gz",
      "bytes": 2663,
      "sha256": "e5abe5b4581a480032a63adcf2576c161785f45692642c6ebb0b1276f0f33669",
      "downloaded_at": "2026-07-23T02:14:13+00:00"
    }
  ],
  "conversion": {
    "script": "convert_small_text.py",
    "label_column": "department",
    "notes": "Directed email edges symmetrized/deduplicated; department labels 0-41; no node features (structure-only).",
    "parquet": true
  },
  "graphs": {
    "default": {
      "nodes": 1005,
      "edges": 16064,
      "label_column": "department",
      "classes": 42,
      "class_counts": {
        "4": 109,
        "14": 92,
        "1": 65,
        "21": 61,
        "15": 55,
        "7": 51,
        "0": 49,
        "10": 39,
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        "19": 29,
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        "30": 4,
        "40": 4,
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        "39": 3,
        "41": 2,
        "18": 1,
        "33": 1
      },
      "isolated_nodes": 19,
      "feature_columns": 0
    }
  },
  "title": "Email-EU-core",
  "band": "small",
  "label_type": "structural",
  "task": "Department classification from email traffic",
  "license": "SNAP research use; cite the source papers",
  "citation": "Yin, Benson, Leskovec, Gleich. Local Higher-Order Graph Clustering. KDD 2017.",
  "links": [
    "https://snap.stanford.edu/data/email-Eu-core.html"
  ]
}