{
  "task_id": "arene-acid-coupling-loading",
  "task_version": "1.0.0",
  "groups": [
    {
      "group_id": "g1",
      "label": "Reaction conditions",
      "item_ids": [
        "exp_bace354eb556",
        "exp_ef17785589e3",
        "exp_21eae6cfb771",
        "exp_c7b6f8714d21",
        "exp_5338e989b818",
        "exp_2ffa0019a776",
        "exp_df231d555237",
        "exp_1c1b49845df7"
      ],
      "direction": "ascending",
      "group_weight": 1.0,
      "k": 2,
      "epsilon": 0,
      "uncertainty_model": "optional_reported_uncertainty",
      "difference_standard_error": "sem_sum_upper_bound",
      "endpoint": {
        "name": "product_yield",
        "unit": "%",
        "definition_en": "Reported UPLC assay yield (%) of tert-butyl 4-benzylpiperidine-1-carboxylate after 12 h under each acid-loading condition; use the same source assay percentage convention for all items, not isolated preparative yields."
      }
    }
  ],
  "scoring_method": "spearman",
  "primary_score": "task_spearman",
  "spearman_range": [
    -1,
    1
  ],
  "spearman_tie_method": "average",
  "spearman_undefined_policy": "task_error",
  "spearman_aggregation": "Pearson correlation of true average ranks and submitted positions, separately within each group, then fixed group-weighted sum; do not pool groups or clip negative groups.",
  "secondary_scoring_method": "equal_pair_inversion_random95",
  "ranking_reward_range": [
    0,
    1
  ],
  "random_quantile": 0.95,
  "unknown_uncertainty_policy": "use_reported_value",
  "pair_rule": "For each unordered pair, count it iff abs(mu_i-mu_j)>k*s_ij+epsilon for known uncertainty, or >epsilon for unknown uncertainty. Each counted pair has equal weight within its group. Unknown uncertainty is not zero uncertainty.",
  "ranking_reward_formula": "Validate finite 0.5<=q<1 and 0<=A<=1; if A==1 return 1; else if A<=q+1e-12 return 0; otherwise clamp((A-q)/(1-q),0,1). A is the fixed weighted sum of group pair accuracies; q is the whole-task random 95th percentile.",
  "format_errors": {
    "whole_task": "Core=-1; auxiliary=0 for malformed/oversized/non-UTF8 JSON, duplicate object keys, wrong/missing identity, invalid top-level/rankings, unknown or unassignable group.",
    "known_group": "Missing/duplicate known group or invalid item permutation: raw group Spearman=null, aggregation value=-1, group pair accuracy=0; preserve group weight and apply auxiliary threshold after aggregation."
  },
  "max_submission_bytes": 1048576,
  "minimum_conditions_per_group": 2,
  "time_limit_sec": 28800,
  "solver_resources": {
    "cpus": 8,
    "memory_mb": 16384,
    "gpus": 1,
    "gpu_types": [
      "H20"
    ]
  },
  "submission_path": "/logs/artifacts/rankings.json",
  "report_path": "/logs/artifacts/report.md",
  "sources_path": "/logs/artifacts/sources.json",
  "analysis_path": "/logs/artifacts/analysis/",
  "forbidden_result_scope": "Do not access or use measured yields, conversion, condition/stoichiometry comparisons or other product-formation results for DBTO-activated arene/carboxylic-acid decarboxylative coupling using copper/terpyridine and iridium photoredox catalysis, including predictors fitted to such measurements."
}