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Drop pooled AUC / point-biserial from alignment summary (paired PairAcc is the reported metric)
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{
"summary_schema_version": "1.0",
"experiment_id": "tda_alignment",
"generated_at_utc": "2026-07-26T14:52:14.286788+00:00",
"selected_groups": 2000,
"gold_solution_found": 2000,
"bootstrap": {
"unit": "problem_id_group",
"samples": 5000,
"base_seed": 42
},
"original_objective": {
"gamma_0.25": {
"observation_count": 3988,
"oof_r2": 0.07027578350290598,
"oof_pearson_r": 0.2682706219496261,
"oof_spearman_rho": 0.2951951825465343,
"target_mean": 0.4081326181960817,
"target_std": 0.1029614592467264
},
"gamma_0.5": {
"observation_count": 3988,
"oof_r2": 0.07181217052855637,
"oof_pearson_r": 0.2713584478527892,
"oof_spearman_rho": 0.3055716536746887,
"target_mean": 0.3934593733468272,
"target_std": 0.10391152844904952
},
"gamma_1.0": {
"observation_count": 3988,
"oof_r2": 0.07409184640585276,
"oof_pearson_r": 0.27531944356984017,
"oof_spearman_rho": 0.30911172688056965,
"target_mean": 0.3885364071820348,
"target_std": 0.10504781572826873
}
},
"alignment_as_correctness_score": {
"gamma_0.25": {
"pair_count": 1995,
"positive_wins": 1094,
"negative_wins": 899,
"ties": 2,
"strict_pairwise_accuracy": 0.5483709273182957,
"tie_rate": 0.0010025062656641604,
"non_tie_conditional_win_rate": 0.5489212242849975,
"exact_sign_test": {
"non_tied_pairs": 1993,
"two_sided_p_value": 1.3685697924644945e-05
},
"bootstrap": {
"strict_pairwise_accuracy": {
"bootstrap_mean": 0.5483362406015038,
"bootstrap_se": 0.0112853153715345,
"ci95": [
0.5258145363408522,
0.5704260651629073
]
},
"non_tie_conditional_win_rate": {
"bootstrap_mean": 0.5488814367189887,
"bootstrap_se": 0.011279021923265495,
"ci95": [
0.5263421976919217,
0.5707831325301205
]
}
}
},
"gamma_0.5": {
"pair_count": 1995,
"positive_wins": 1086,
"negative_wins": 907,
"ties": 2,
"strict_pairwise_accuracy": 0.544360902255639,
"tie_rate": 0.0010025062656641604,
"non_tie_conditional_win_rate": 0.5449071751128951,
"exact_sign_test": {
"non_tied_pairs": 1993,
"two_sided_p_value": 6.616373782951599e-05
},
"bootstrap": {
"strict_pairwise_accuracy": {
"bootstrap_mean": 0.5445705263157894,
"bootstrap_se": 0.011188560046679548,
"ci95": [
0.5228070175438596,
0.5664160401002506
]
},
"non_tie_conditional_win_rate": {
"bootstrap_mean": 0.5451120576267529,
"bootstrap_se": 0.011186349412809663,
"ci95": [
0.5235659088880519,
0.5669172932330827
]
}
}
},
"gamma_1.0": {
"pair_count": 1995,
"positive_wins": 1074,
"negative_wins": 919,
"ties": 2,
"strict_pairwise_accuracy": 0.5383458646616541,
"tie_rate": 0.0010025062656641604,
"non_tie_conditional_win_rate": 0.5388861013547416,
"exact_sign_test": {
"non_tied_pairs": 1993,
"two_sided_p_value": 0.0005581778578433042
},
"bootstrap": {
"strict_pairwise_accuracy": {
"bootstrap_mean": 0.5385124812030075,
"bootstrap_se": 0.011120428661063901,
"ci95": [
0.5167919799498747,
0.5604010025062657
]
},
"non_tie_conditional_win_rate": {
"bootstrap_mean": 0.5390480098149772,
"bootstrap_se": 0.011119213162777312,
"ci95": [
0.5173105870546915,
0.5609633718013045
]
}
}
}
},
"pooled_alignment_vs_correctness": {
"gamma_0.25": {
"trace_count": 3995,
"mean_alignment_correct": 0.4120094489053333,
"mean_alignment_incorrect": 0.404184969178411
},
"gamma_0.5": {
"trace_count": 3995,
"mean_alignment_correct": 0.3972193998936667,
"mean_alignment_incorrect": 0.38968016332445027
},
"gamma_1.0": {
"trace_count": 3995,
"mean_alignment_correct": 0.3918614009407891,
"mean_alignment_incorrect": 0.38521014871603865
}
}
}