{
  "task": "temporal_generalization",
  "description": "Prospective CVE-disjoint retrieval: C_train \u2229 C_test = \u2205. Tests whether models generalize to wholly unseen vulnerabilities.",
  "metrics": [
    "recall@1",
    "recall@5",
    "recall@10",
    "mrr",
    "ndcg@10"
  ],
  "cve_year_boundaries": {
    "train": "<2022",
    "val": "2022-2023",
    "test": "2024+"
  },
  "cve_disjointness": {
    "train_test_overlap": 0,
    "verified_disjoint": true
  },
  "unique_cves": {
    "train": 29713,
    "val": 1647,
    "test": 388
  },
  "corpus_size": 340536,
  "splits": {
    "train": 41630,
    "val": 1776,
    "test": 393
  }
}