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      "node_id": "N09",
      "clade_name": "Main-Clade Neanderthal Radiation (Altai Denisova 5 vs. Late Eurasian Clade)",
      "posterior_prob": 1.0,
      "age_median_ka": 150.7981,
      "age_mean_ka": 152.1418,
      "age_hpd95_lower_ka": 141.7502,
      "age_hpd95_upper_ka": 160.1293,
      "beast_age_median_ka": 153.3962,
      "beast_uncleaned_age_median_ka": 148.0441,
      "lsd2_age_ka": 148.2,
      "branch_len_subst_site_median": 0.0007,
      "branch_len_hpd95_lower": 0.0006,
      "branch_len_hpd95_upper": 0.0007,
      "clock_rate_subst_per_site_myr": 0.0044
    },
    {
      "node_id": "N10",
      "clade_name": "MIS 4 / Early MIS 3 Western & Central European Clade (El Sidron / Vindija / Goyet)",
      "posterior_prob": 1.0,
      "age_median_ka": 87.9912,
      "age_mean_ka": 88.7386,
      "age_hpd95_lower_ka": 82.7117,
      "age_hpd95_upper_ka": 95.0,
      "beast_age_median_ka": 90.1824,
      "beast_uncleaned_age_median_ka": 88.2215,
      "lsd2_age_ka": 85.8,
      "branch_len_subst_site_median": 0.0001,
      "branch_len_hpd95_lower": 0.0001,
      "branch_len_hpd95_upper": 0.0001,
      "clock_rate_subst_per_site_myr": 0.0012
    },
    {
      "node_id": "N11",
      "clade_name": "Terminal Western European Refugium Pair (Goyet Q56-1 / Les Cottes Z4-1514)",
      "posterior_prob": 1.0,
      "age_median_ka": 47.9186,
      "age_mean_ka": 48.437,
      "age_hpd95_lower_ka": 45.0435,
      "age_hpd95_upper_ka": 50.7937,
      "beast_age_median_ka": 45.6631,
      "beast_uncleaned_age_median_ka": 54.2838,
      "lsd2_age_ka": 50.1741,
      "branch_len_subst_site_median": 0.0001,
      "branch_len_hpd95_lower": 0.0001,
      "branch_len_hpd95_upper": 0.0001,
      "clock_rate_subst_per_site_myr": 0.0021
    },
    {
      "node_id": "N12",
      "clade_name": "Crown Homo sapiens (African L0d/L0a Basal Split)",
      "posterior_prob": 1.0,
      "age_median_ka": 191.6108,
      "age_mean_ka": 190.5622,
      "age_hpd95_lower_ka": 179.567,
      "age_hpd95_upper_ka": 203.1074,
      "beast_age_median_ka": 190.8216,
      "beast_uncleaned_age_median_ka": 190.5085,
      "lsd2_age_ka": 192.4,
      "branch_len_subst_site_median": 0.0014,
      "branch_len_hpd95_lower": 0.0012,
      "branch_len_hpd95_upper": 0.0016,
      "clock_rate_subst_per_site_myr": 0.0074
    },
    {
      "node_id": "N13",
      "clade_name": "Out-of-Africa L3/M/N/R Upper Paleolithic & Extant Eurasian Radiation",
      "posterior_prob": 1.0,
      "age_median_ka": 87.5723,
      "age_mean_ka": 88.9205,
      "age_hpd95_lower_ka": 67.5427,
      "age_hpd95_upper_ka": 94.1396,
      "beast_age_median_ka": 77.8205,
      "beast_uncleaned_age_median_ka": 74.0185,
      "lsd2_age_ka": 97.3241,
      "branch_len_subst_site_median": 0.0002,
      "branch_len_hpd95_lower": 0.0002,
      "branch_len_hpd95_upper": 0.0002,
      "clock_rate_subst_per_site_myr": 0.0021
    }
  ],
  "combinatorial_sweep_32_chains": [
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 1,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (GTR+F+I+G4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "GTR+F+I+G4",
      "k_free_params": 136,
      "marginal_ln_l": -160644.5321,
      "delta_ln_l_vs_best": 0.0,
      "aic": 321555.0642,
      "bic": 322802.108,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 19121,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 23815
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 2,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (GTR+F+R4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "GTR+F+R4",
      "k_free_params": 137,
      "marginal_ln_l": -160645.2279,
      "delta_ln_l_vs_best": -0.6958,
      "aic": 321564.4558,
      "bic": 322849.0047,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 1036,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 5730
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 3,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (TIM2+F+I+G4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "TIM2+F+I+G4",
      "k_free_params": 134,
      "marginal_ln_l": -160651.8967,
      "delta_ln_l_vs_best": -7.3646,
      "aic": 321565.7934,
      "bic": 322794.0847,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 17221,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 21915
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 4,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (TN+F+I+G4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "TN+F+I+G4",
      "k_free_params": 132,
      "marginal_ln_l": -160677.6942,
      "delta_ln_l_vs_best": -33.1621,
      "aic": 321615.3884,
      "bic": 322834.3034,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 15982,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 20676
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 1,
      "global_rank": 5,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (GTR+F+R4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "GTR+F+R4",
      "k_free_params": 137,
      "marginal_ln_l": -160683.9496,
      "delta_ln_l_vs_best": -39.4175,
      "aic": 321641.8992,
      "bic": 322926.448,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 6,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (HKY+F+I+G4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "HKY+F+I+G4",
      "k_free_params": 131,
      "marginal_ln_l": -160762.1724,
      "delta_ln_l_vs_best": -117.6403,
      "aic": 321782.3449,
      "bic": 322991.8836,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 11976,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 16670
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 5,
      "global_rank": 7,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (TN+F+I+G4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "TN+F+I+G4",
      "k_free_params": 132,
      "marginal_ln_l": -160987.2115,
      "delta_ln_l_vs_best": -342.6794,
      "aic": 322238.423,
      "bic": 323476.0905,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 2,
      "global_rank": 8,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (GTR+F+I+G4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "GTR+F+I+G4",
      "k_free_params": 136,
      "marginal_ln_l": -160987.2115,
      "delta_ln_l_vs_best": -342.6794,
      "aic": 322246.423,
      "bic": 323521.5956,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 9,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (GTR+F+R4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "GTR+F+R4",
      "k_free_params": 137,
      "marginal_ln_l": -160990.545,
      "delta_ln_l_vs_best": -346.0129,
      "aic": 322255.09,
      "bic": 323539.6388,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 1127,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 12793
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 10,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (GTR+F+I+G4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "GTR+F+I+G4",
      "k_free_params": 136,
      "marginal_ln_l": -160991.1584,
      "delta_ln_l_vs_best": -346.6263,
      "aic": 322248.3168,
      "bic": 323495.3606,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 15216,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 26882
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 4,
      "global_rank": 11,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (TIM2+F+I+G4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "TIM2+F+I+G4",
      "k_free_params": 134,
      "marginal_ln_l": -160991.5009,
      "delta_ln_l_vs_best": -346.9688,
      "aic": 322251.0017,
      "bic": 323507.4218,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 12,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (TIM2+F+I+G4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "TIM2+F+I+G4",
      "k_free_params": 134,
      "marginal_ln_l": -160997.9529,
      "delta_ln_l_vs_best": -353.4208,
      "aic": 322257.9058,
      "bic": 323486.1971,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 17301,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 28967
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 13,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (TN+F+I+G4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "TN+F+I+G4",
      "k_free_params": 132,
      "marginal_ln_l": -161024.8155,
      "delta_ln_l_vs_best": -380.2834,
      "aic": 322309.631,
      "bic": 323528.546,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 16113,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 27779
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 14,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (HKY+F+I+G4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "HKY+F+I+G4",
      "k_free_params": 131,
      "marginal_ln_l": -161112.1611,
      "delta_ln_l_vs_best": -467.629,
      "aic": 322482.3222,
      "bic": 323691.8609,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 12421,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 24087
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 6,
      "global_rank": 15,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (HKY+F+I+G4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "HKY+F+I+G4",
      "k_free_params": 131,
      "marginal_ln_l": -161151.9714,
      "delta_ln_l_vs_best": -507.4393,
      "aic": 322565.9427,
      "bic": 323794.234,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 16,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (GTR+F+G4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "GTR+F+G4",
      "k_free_params": 135,
      "marginal_ln_l": -162040.0755,
      "delta_ln_l_vs_best": -1395.5434,
      "aic": 324344.1511,
      "bic": 325581.8186,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 243,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 4937
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 17,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (GTR+F+G4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "GTR+F+G4",
      "k_free_params": 135,
      "marginal_ln_l": -162361.1312,
      "delta_ln_l_vs_best": -1716.5991,
      "aic": 324986.2623,
      "bic": 326223.9299,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 228,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 11894
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 18,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (K80+G4) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "K80+G4",
      "k_free_params": 127,
      "marginal_ln_l": -162916.8361,
      "delta_ln_l_vs_best": -2272.304,
      "aic": 326083.6722,
      "bic": 327255.7058,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 198,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 4892
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 3,
      "global_rank": 19,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (GTR+F+G4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "GTR+F+G4",
      "k_free_params": 135,
      "marginal_ln_l": -163244.162,
      "delta_ln_l_vs_best": -2599.6299,
      "aic": 326758.324,
      "bic": 328024.1203,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 20,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (K80+G4) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "K80+G4",
      "k_free_params": 127,
      "marginal_ln_l": -163244.7837,
      "delta_ln_l_vs_best": -2600.2516,
      "aic": 326739.5673,
      "bic": 327911.601,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 250,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 11916
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 7,
      "global_rank": 21,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (K80+G4) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "K80+G4",
      "k_free_params": 127,
      "marginal_ln_l": -164115.6831,
      "delta_ln_l_vs_best": -3471.151,
      "aic": 328485.3662,
      "bic": 329676.1524,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 406
    },
    {
      "regime_id": "Regime 3: Unconstrained Hybrid RuNIE (*MAFFT + Native RY3/aDNA Hygiene + *IQ-TREE + *LSD2 + runie-mcmc-skyline)",
      "chain_rank_in_regime": 1,
      "global_rank": 22,
      "tool_chain_summary": "super-blast-adaptive -> *MAFFT v7.526 -> popgen-blind-dualpass -> felsenstein-modeltest -> *IQ-TREE v2.4.0 (JC) -> *LSD2 v2.4.4 -> runie-mcmc-skyline -> *PAML v4.10.10",
      "model_name": "JC",
      "k_free_params": 125,
      "marginal_ln_l": -168400.2085,
      "delta_ln_l_vs_best": -7755.6764,
      "aic": 337046.4169,
      "bic": 338199.698,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.6,
      "posterior_prob": 1.0,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 23,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 4717
    },
    {
      "regime_id": "Regime 2: 100% External Reference (*MAFFT + *IQ-TREE + *LSD2 + *BEAST v1.10.4)",
      "chain_rank_in_regime": 1,
      "global_rank": 23,
      "tool_chain_summary": "*MAFFT v7.526 -> *IQ-TREE v2.4.0 (JC) -> *LSD2 v2.4.4 -> *BEAST v1.10.4 (10k gen, 20% burn-in) -> *TreeAnnotator v1.10.4",
      "model_name": "JC",
      "k_free_params": 125,
      "marginal_ln_l": -168761.6415,
      "delta_ln_l_vs_best": -8117.1094,
      "aic": 337769.283,
      "bic": 338922.5641,
      "rcfv": 0.0005,
      "bootstrap_support_pct": 98.4,
      "posterior_prob": 0.9992,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 29,
      "tree_mcmc_time_ms": 7159,
      "total_cpu_time_ms": 11695
    },
    {
      "regime_id": "Regime 1: 100% Native Rust RuNIE (RY3 + aDNA Hygiene)",
      "chain_rank_in_regime": 8,
      "global_rank": 24,
      "tool_chain_summary": "super-blast-adaptive -> gotoh-msa -> popgen-blind-dualpass (aDNA + RY3) -> felsenstein-modeltest (JC) -> bionj-nni-ml-tree -> TimeTreeLSD2 -> runie-mcmc-skyline",
      "model_name": "JC",
      "k_free_params": 125,
      "marginal_ln_l": -169282.1807,
      "delta_ln_l_vs_best": -8637.6486,
      "aic": 338814.3615,
      "bic": 339986.3951,
      "rcfv": 0.0001,
      "bootstrap_support_pct": 99.4,
      "posterior_prob": 1.0,
      "msa_time_ms": 216,
      "modeltest_time_ms": 1,
      "tree_mcmc_time_ms": 187,
      "total_cpu_time_ms": 404
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 1,
      "global_rank": 25,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded GTR+F+R4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "GTR+F+R4",
      "k_free_params": 137,
      "marginal_ln_l": -179891.4074,
      "delta_ln_l_vs_best": -19246.8753,
      "aic": 360056.8149,
      "bic": 361341.3637,
      "rcfv": 0.0052,
      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12222
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 4,
      "global_rank": 26,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded TIM2+F+I+G4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "TIM2+F+I+G4",
      "k_free_params": 134,
      "marginal_ln_l": -180277.5486,
      "delta_ln_l_vs_best": -19633.0165,
      "aic": 360823.0972,
      "bic": 362079.5173,
      "rcfv": 0.0052,
      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 4,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12223
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 5,
      "global_rank": 27,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded TN+F+I+G4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "TN+F+I+G4",
      "k_free_params": 132,
      "marginal_ln_l": -180282.2647,
      "delta_ln_l_vs_best": -19637.7326,
      "aic": 360828.5295,
      "bic": 362066.197,
      "rcfv": 0.0052,
      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12222
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 2,
      "global_rank": 28,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded GTR+F+I+G4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "GTR+F+I+G4",
      "k_free_params": 136,
      "marginal_ln_l": -180282.2647,
      "delta_ln_l_vs_best": -19637.7326,
      "aic": 360836.5295,
      "bic": 362111.7021,
      "rcfv": 0.0052,
      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12222
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 6,
      "global_rank": 29,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded HKY+F+I+G4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "HKY+F+I+G4",
      "k_free_params": 131,
      "marginal_ln_l": -180325.5378,
      "delta_ln_l_vs_best": -19681.0057,
      "aic": 360913.0757,
      "bic": 362141.3669,
      "rcfv": 0.0052,
      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12222
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 7,
      "global_rank": 30,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded K80+G4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "K80+G4",
      "k_free_params": 127,
      "marginal_ln_l": -182524.7136,
      "delta_ln_l_vs_best": -21880.1815,
      "aic": 365303.4273,
      "bic": 366494.2134,
      "rcfv": 0.0052,
      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12222
    },
    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 3,
      "global_rank": 31,
      "tool_chain_summary": "Raw Uncleaned Alignment -> No aDNA Masking -> Unrecoded GTR+F+G4 -> *BEAST v1.10.4 Uncleaned (0-Beaker Rejected)",
      "model_name": "GTR+F+G4",
      "k_free_params": 135,
      "marginal_ln_l": -183835.1286,
      "delta_ln_l_vs_best": -23190.5965,
      "aic": 367940.2573,
      "bic": 369206.0536,
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      "bootstrap_support_pct": 61.5,
      "posterior_prob": 0.0001,
      "msa_time_ms": 4507,
      "modeltest_time_ms": 3,
      "tree_mcmc_time_ms": 7712,
      "total_cpu_time_ms": 12222
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    {
      "regime_id": "Regime 4: 0-Beaker Rejected Uncleaned Negative Control (Unmasked 5' C->T Deamination + NUMTs)",
      "chain_rank_in_regime": 8,
      "global_rank": 32,
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      "model_name": "JC",
      "k_free_params": 125,
      "marginal_ln_l": -190481.5421,
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      "msa_time_ms": 4507,
      "modeltest_time_ms": 1,
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  ],
  "tool_calibration_summary": {
    "tool_id": "runie-mcmc-skyline",
    "tool_name": "5-Stage Coupled Metropolis-Hastings Bayesian MCMC Sampler for 95% Credible Phylograms, Heterochronous Tip-Dated Chronograms & GMRF Coalescent Skyline Ne(t) Trajectories",
    "public_reference_benchmark": "BEAST v1.10.4 (Drummond & Rambaut, 2007; Gill et al., 2013 Skygrid) & IQ-TREE v2.4.0 --date LSD2 (To et al., 2016)",
    "triggered_by_studies": [
      "Tool Validation #36: Reconstructing the Multi-Stage Neanderthal Population Crash (650 to 39.2 ka BP) via Coupled Long-Form Bayesian MCMC Phylogram, Chronogram & Effective Population Size Ne(t) Skyline Sampling"
    ],
    "capability_gap_detected": "Point-estimate ML tree builders (`bionj-nni-ml-tree`) and least-squares clock smoothers (`TimeTreeLSD2`) could not sample full posterior tree distributions, marginal likelihoods, or serial-sample coalescent effective population size trajectories Ne(t) across heterochronous ancient-DNA extinction bottlenecks.",
    "native_algorithm_stages": [
      "Stage 1: Dual-Pass SHA-256 Blinded Ancient-DNA Hygiene (5' C->T / 3' G->A Post-Mortem Deamination Masking, Chr 5p13.3 NUMT Excision & RY3 Third-Codon Recoding)",
      "Stage 2: Pattern-Compressed 64-Taxon Felsenstein Pruning Likelihood Engine & 8-Model Combinatorial Hierarchy Sweep",
      "Stage 3: Heterochronous Radiocarbon/U-Th Tip-Dated Autocorrelated Log-Normal Relaxed Molecular Clock Sampler",
      "Stage 4: Piecewise-Constant & Gaussian Markov Random Field (GMRF) Serial-Sample Coalescent Skyline Prior ln P(t | Ne(t), tau)",
      "Stage 5: Configurable Burn-In Filter (Default 10,000 Generations, 20% Burn-In = 2,000 Discarded, 8,000 Sampled), Stepping-Stone Marginal ln L & 95% HPD MCC Tree / Ne(t) Summarizer"
    ],
    "positive_cohorts_evaluated": 12,
    "negative_zero_beaker_controls": 4,
    "pearson_r_vs_reference": 1.0,
    "mean_abs_error_vs_reference": 3.3244,
    "topology_or_classification_concordance_pct": 100.0,
    "speedup_vs_external": 37.3356,
    "calibration_gate_passed": true,
    "signal_beakers_earned": 5,
    "zero_beaker_control_id": "SWEEP-36-MCMC-SKYLINE-0STAR-CONTROLS",
    "zero_beaker_rejection_reason": "Uncleaned post-mortem 5' C->T deamination artifact (creating a false terminal Ne expansion to 11,935 at 41-39.2 ka and inflating terminal Goyet/Les Cottes and Spy/Mezmaiskaya 2 node ages from 45.6 ka to 54.3-57.0 ka in *BEAST v1.10.4), Chr 5p13.3 NT_006576.16 nuclear NUMT pseudogene, and 0%-burn-in unconverged chain were rejected to zero-star-calibration-dump.json.",
    "quantitative_summary": "64 Hominin & Primate Mitogenomes + 16 Nuclear Loci (80 NCBI records, 1,130,018 bp raw; L = 87,227 bp aligned supermatrix; G = 10,000 gen, 20% burn-in = 2,000): Node age r = 1.0000 (MAE = 3.32 ka) vs. *BEAST v1.10.4 (100.0% clade concordance, 37.3x speedup), resolving all historical stages of the Neanderthal crash from Ne = 14,062 -> 3,143 (MIS 6) -> 3,102 (Eemian) -> 1,398 (MIS 4) -> 587 (39.2 ka terminal extinction)."
  }
}