{
  "schema": "https://aptatlas.org/data/v4.6/helpMeCombine.schema.json",
  "name": "helpMeCombine",
  "title": "Help Me Combine data",
  "version": "4.6",
  "last_updated": "2026-11-04",
  "licence": "CC-BY-4.0",
  "licence_url": "https://creativecommons.org/licenses/by/4.0/",
  "citation": "Whelan CD, Smith-Byrne K. Atlas of Proteomic Technologies: an evidence-based framework for selecting and combining commercial proteomics platforms. bioRxiv 2026. https://doi.org/10.64898/2026.09.10.750723",
  "archive_doi": "10.5281/zenodo.22697191",
  "third_party": [
    {
      "name": "ChEMBL",
      "licence": "CC-BY-SA-3.0",
      "url": "https://www.ebi.ac.uk/chembl/",
      "relationship": "derived",
      "note": "The listed fields are derived from ChEMBL (CC BY-SA 3.0): they are counts and percentages computed against a ChEMBL drug-target list. The per-protein list itself is not published here.",
      "fields": [
        "$.universe.drug_targets",
        "$.universe.drug_targets_on_a_platform",
        "$.universe.approved_phase4",
        "$.universe.chembl_fetch_date",
        "$.coverage_modes[?(@.key=='drug_targets')]",
        "$.platforms.*.coverage.drug_targets",
        "$.pairs[*].coverage_pct",
        "$.pairs[*].coverage_ci_lo",
        "$.pairs[*].coverage_ci_hi",
        "$.pairs[*].net_new_targets",
        "$.pairs[*].net_new_pct",
        "$.pairs[*].class_balance",
        "$.anchor_recommendations.*.anchor_solo_pct",
        "$.anchor_recommendations.*.tiered_partners[*].pair_coverage_pct",
        "$.anchor_recommendations.*.tiered_partners[*].net_new_targets",
        "$.anchor_recommendations.*.tiered_partners[*].coverage_gain_pp"
      ],
      "fields_derived_in_part": [
        "$.pairs[*].composite",
        "$.pairs[*].pareto_nondominated",
        "$.pairs[*].top3_pct",
        "$.pairs[*].mean_regret",
        "$.pairs[*].win_pct_secondary",
        "$.pairs[*].tier",
        "$.anchor_recommendations.*.tiered_partners[*].composite",
        "$.anchor_recommendations.*.tiered_partners[*].top3_pct",
        "$.anchor_recommendations.*.tiered_partners[*].mean_regret",
        "$.anchor_recommendations.*.tiered_partners[*].pareto",
        "$.anchor_recommendations.*.tiered_partners[*].tier"
      ]
    }
  ],
  "data": {
    "universe": {
      "drug_targets": 1449,
      "drug_targets_on_a_platform": 1179,
      "approved_phase4": 929,
      "proteome_canonical": 20190,
      "proteome_atlas_union": 14340,
      "fda_approved_biomarkers": 216,
      "atlas_fetch_date": "2026-07-26",
      "chembl_fetch_date": "2026-07-15",
      "fda_biomarker_source": "Bhowmick P, Roome S, Borchers CH, Goodlett DR, Mohammed Y. J Proteome Res 2021;20(4):2091-2103 (PMC8041396), Table S2, deduplicated to unique UniProt accessions."
    },
    "coverage_modes": [
      {
        "key": "drug_targets",
        "label": "Drug targets",
        "denominator": 1449,
        "default": true
      },
      {
        "key": "proteome_canonical",
        "label": "Canonical proteome (SwissProt)",
        "denominator": 20190
      },
      {
        "key": "proteome_atlas_union",
        "label": "Detectable proteome (Atlas union)",
        "denominator": 14340
      },
      {
        "key": "fda_biomarkers",
        "label": "FDA-approved biomarkers",
        "denominator": 216
      },
      {
        "key": "ptm_proteoforms",
        "label": "PTMs / proteoforms",
        "denominator": null,
        "note": "Qualitative: mass-spec only. Affinity panels cannot resolve PTMs/proteoforms. Shown as a capability flag, not a %."
      }
    ],
    "quality_dimensions": {
      "proteome_coverage": 1,
      "precision": 1,
      "specificity": 1,
      "sensitivity": 1,
      "cost_efficiency": 1,
      "throughput": 1,
      "quantification_type": 1,
      "sample_flexibility": 1,
      "evidence_depth": 1,
      "pqtl_accuracy": 1
    },
    "composite_axes": [
      {
        "key": "coverage",
        "default_weight": 1,
        "note": "Coverage denominator set by the coverage-mode selector. No axis is privileged by default; see default_philosophy."
      },
      {
        "key": "complementarity",
        "default_weight": 1,
        "note": "= NET-NEW targets the 2nd platform adds beyond the better single platform (count or % of universe)."
      },
      {
        "key": "quality",
        "default_weight": 1,
        "note": "Default = the five intrinsic measurement properties. Maturity properties separate, opt-in."
      },
      {
        "key": "cost",
        "default_weight": 1,
        "invert": true
      },
      {
        "key": "class_balance",
        "default_weight": 0.5
      },
      {
        "key": "sample_volume",
        "default_weight": 0,
        "note": "Opt-in only."
      },
      {
        "key": "ms_fit",
        "default_weight": 0,
        "note": "Opt-in only. 1 if the pair contains a mass-spectrometry platform (Seer Proteograph XT or Biognosys TrueDiscovery)."
      }
    ],
    "class_balance_rule": "Normalised Shannon entropy of the target classes among the drug targets the pair covers: nine ChEMBL/UniProt classes (target_class_9; GPCRs within membrane receptors, nuclear receptors within transcription factors), Unclassified excluded, divided by ln(9). Derived from the ChEMBL drug-target list. Rounded to 3 decimals.",
    "quality_axis_dims_used": [
      "precision",
      "specificity",
      "sensitivity",
      "quantification_type",
      "pqtl_accuracy",
      "throughput",
      "evidence_depth",
      "sample_flexibility"
    ],
    "dedup_note": "proteome_coverage folded into coverage axis; cost_efficiency into cost axis",
    "no_feasibility_penalty": "Sample-volume feasibility is NOT auto-penalized. Volume is an optional axis (default weight 0). Infeasible pairs are flagged for the user but not down-scored unless volume is weighted.",
    "platforms": {
      "nomic-omni": {
        "display_name": "Nomic Omni",
        "coverage_gene_set_size": 1059,
        "coverage": {
          "drug_targets": 24,
          "proteome_canonical": 5.2,
          "proteome_atlas_union": 7.4,
          "fda_biomarkers": 41.7
        },
        "ptm_proteoform_capable": false,
        "app_scores": {
          "proteome_coverage": 2,
          "precision": 4,
          "specificity": 4,
          "sensitivity": 3,
          "cost_efficiency": 5,
          "throughput": 5,
          "quantification_type": 4,
          "sample_flexibility": 2,
          "evidence_depth": 1,
          "pqtl_accuracy": 3
        },
        "sample_volume_uL": 10,
        "cost_tier_rel": 1
      },
      "olink-explore-ht": {
        "display_name": "Olink Explore HT",
        "coverage_gene_set_size": 5423,
        "coverage": {
          "drug_targets": 40.4,
          "proteome_canonical": 26.9,
          "proteome_atlas_union": 37.8,
          "fda_biomarkers": 58.8
        },
        "ptm_proteoform_capable": false,
        "app_scores": {
          "proteome_coverage": 4,
          "precision": 2,
          "specificity": 4,
          "sensitivity": 4,
          "cost_efficiency": 3,
          "throughput": 5,
          "quantification_type": 2,
          "sample_flexibility": 3,
          "evidence_depth": 5,
          "pqtl_accuracy": 3
        },
        "sample_volume_uL": 2,
        "cost_tier_rel": 2.5
      },
      "illumina-protein-prep": {
        "display_name": "SomaSeq",
        "coverage_gene_set_size": 9324,
        "coverage": {
          "drug_targets": 65.3,
          "proteome_canonical": 46.2,
          "proteome_atlas_union": 65,
          "fda_biomarkers": 90.3
        },
        "ptm_proteoform_capable": false,
        "app_scores": {
          "proteome_coverage": 5,
          "precision": 5,
          "specificity": 2,
          "sensitivity": 4,
          "cost_efficiency": 3,
          "throughput": 4,
          "quantification_type": 2,
          "sample_flexibility": 3,
          "evidence_depth": 5,
          "pqtl_accuracy": 2
        },
        "sample_volume_uL": 55,
        "cost_tier_rel": 3
      },
      "nulisa": {
        "display_name": "Alamar NULISA",
        "coverage_gene_set_size": 387,
        "coverage": {
          "drug_targets": 10.4,
          "proteome_canonical": 1.9,
          "proteome_atlas_union": 2.7,
          "fda_biomarkers": 14.4
        },
        "ptm_proteoform_capable": false,
        "app_scores": {
          "proteome_coverage": 1,
          "precision": 5,
          "specificity": 4,
          "sensitivity": 5,
          "cost_efficiency": 4,
          "throughput": 3,
          "quantification_type": 2,
          "sample_flexibility": 3,
          "evidence_depth": 3,
          "pqtl_accuracy": 3
        },
        "sample_volume_uL": 25,
        "cost_tier_rel": 2
      },
      "seer-proteograph": {
        "display_name": "Seer Proteograph XT",
        "coverage_gene_set_size": 10065,
        "coverage": {
          "drug_targets": 57.8,
          "proteome_canonical": 49.9,
          "proteome_atlas_union": 70.2,
          "fda_biomarkers": 88.4
        },
        "ptm_proteoform_capable": true,
        "app_scores": {
          "proteome_coverage": 5,
          "precision": 3,
          "specificity": 4,
          "sensitivity": 3,
          "cost_efficiency": 3,
          "throughput": 3,
          "quantification_type": 3,
          "sample_flexibility": 3,
          "evidence_depth": 4,
          "pqtl_accuracy": 5
        },
        "sample_volume_uL": 245,
        "cost_tier_rel": 3
      },
      "biognosys-truediscovery": {
        "display_name": "Biognosys TrueDiscovery",
        "coverage_gene_set_size": 3569,
        "coverage": {
          "drug_targets": 33.7,
          "proteome_canonical": 17.7,
          "proteome_atlas_union": 24.9,
          "fda_biomarkers": 73.1
        },
        "ptm_proteoform_capable": true,
        "app_scores": {
          "proteome_coverage": 4,
          "precision": 3,
          "specificity": 4,
          "sensitivity": 3,
          "cost_efficiency": 2,
          "throughput": 3,
          "quantification_type": 3,
          "sample_flexibility": 5,
          "evidence_depth": 3,
          "pqtl_accuracy": 3
        },
        "sample_volume_uL": 40,
        "cost_tier_rel": 3
      }
    },
    "pairs": [
      {
        "a": "Nomic Omni",
        "b": "Olink Explore HT",
        "coverage_pct": 44.3,
        "coverage_ci_lo": 41.7,
        "coverage_ci_hi": 47,
        "coverage_pct_canonical": 27.9,
        "coverage_pct_atlas_union": 39.2,
        "coverage_pct_fda": 68.1,
        "coverage_fda_ci_lo": 62,
        "coverage_fda_ci_hi": 74.1,
        "net_new_targets": 56,
        "net_new_pct": 3.86,
        "quality_intrinsic": 3.3,
        "quality_maturity": 3.5,
        "class_balance": 0.875,
        "total_cost": 3.5,
        "joint_volume_uL": 12,
        "composite": 0.4947,
        "pareto_nondominated": true,
        "top3_pct": 32.79,
        "mean_regret": 0.232,
        "win_pct_secondary": 14.94,
        "tier": 2
      },
      {
        "a": "Nomic Omni",
        "b": "SomaSeq",
        "coverage_pct": 66.5,
        "coverage_ci_lo": 64.2,
        "coverage_ci_hi": 68.9,
        "coverage_pct_canonical": 46.4,
        "coverage_pct_atlas_union": 65.4,
        "coverage_pct_fda": 92.1,
        "coverage_fda_ci_lo": 88.4,
        "coverage_fda_ci_hi": 95.4,
        "net_new_targets": 17,
        "net_new_pct": 1.17,
        "quality_intrinsic": 3.3,
        "quality_maturity": 3.33,
        "class_balance": 0.911,
        "total_cost": 4,
        "joint_volume_uL": 65,
        "composite": 0.5289,
        "pareto_nondominated": true,
        "top3_pct": 22.19,
        "mean_regret": 0.289,
        "win_pct_secondary": 4.22,
        "tier": 2
      },
      {
        "a": "Nomic Omni",
        "b": "Alamar NULISA",
        "coverage_pct": 25.3,
        "coverage_ci_lo": 23,
        "coverage_ci_hi": 27.4,
        "coverage_pct_canonical": 5.7,
        "coverage_pct_atlas_union": 8,
        "coverage_pct_fda": 45.4,
        "coverage_fda_ci_lo": 38.9,
        "coverage_fda_ci_hi": 52.3,
        "net_new_targets": 18,
        "net_new_pct": 1.24,
        "quality_intrinsic": 3.7,
        "quality_maturity": 2.83,
        "class_balance": 0.765,
        "total_cost": 3,
        "joint_volume_uL": 35,
        "composite": 0.4577,
        "pareto_nondominated": true,
        "top3_pct": 23.27,
        "mean_regret": 0.2785,
        "win_pct_secondary": 8.87,
        "tier": 2
      },
      {
        "a": "Nomic Omni",
        "b": "Seer Proteograph XT",
        "coverage_pct": 64.5,
        "coverage_ci_lo": 62.1,
        "coverage_ci_hi": 67,
        "coverage_pct_canonical": 51.2,
        "coverage_pct_atlas_union": 72,
        "coverage_pct_fda": 91.7,
        "coverage_fda_ci_lo": 88,
        "coverage_fda_ci_hi": 95.4,
        "net_new_targets": 98,
        "net_new_pct": 6.76,
        "quality_intrinsic": 3.6,
        "quality_maturity": 3,
        "class_balance": 0.918,
        "total_cost": 4,
        "joint_volume_uL": 255,
        "composite": 0.7178,
        "pareto_nondominated": true,
        "top3_pct": 47.51,
        "mean_regret": 0.16,
        "win_pct_secondary": 17.97,
        "tier": 2
      },
      {
        "a": "Nomic Omni",
        "b": "Biognosys TrueDiscovery",
        "coverage_pct": 43.8,
        "coverage_ci_lo": 41.3,
        "coverage_ci_hi": 46.3,
        "coverage_pct_canonical": 19.9,
        "coverage_pct_atlas_union": 28.1,
        "coverage_pct_fda": 79.2,
        "coverage_fda_ci_lo": 73.6,
        "coverage_fda_ci_hi": 84.3,
        "net_new_targets": 146,
        "net_new_pct": 10.08,
        "quality_intrinsic": 3.4,
        "quality_maturity": 3.17,
        "class_balance": 0.85,
        "total_cost": 4,
        "joint_volume_uL": 50,
        "composite": 0.5784,
        "pareto_nondominated": true,
        "top3_pct": 25.43,
        "mean_regret": 0.2083,
        "win_pct_secondary": 4.65,
        "tier": 2
      },
      {
        "a": "Olink Explore HT",
        "b": "SomaSeq",
        "coverage_pct": 70.5,
        "coverage_ci_lo": 68,
        "coverage_ci_hi": 72.8,
        "coverage_pct_canonical": 54.9,
        "coverage_pct_atlas_union": 77.4,
        "coverage_pct_fda": 94.9,
        "coverage_fda_ci_lo": 91.7,
        "coverage_fda_ci_hi": 97.7,
        "net_new_targets": 76,
        "net_new_pct": 5.24,
        "quality_intrinsic": 3,
        "quality_maturity": 4.17,
        "class_balance": 0.918,
        "total_cost": 5.5,
        "joint_volume_uL": 57,
        "composite": 0.415,
        "pareto_nondominated": true,
        "top3_pct": 11.58,
        "mean_regret": 0.3511,
        "win_pct_secondary": 3.03,
        "tier": 3
      },
      {
        "a": "Olink Explore HT",
        "b": "Alamar NULISA",
        "coverage_pct": 41.3,
        "coverage_ci_lo": 38.6,
        "coverage_ci_hi": 43.8,
        "coverage_pct_canonical": 27.1,
        "coverage_pct_atlas_union": 38.1,
        "coverage_pct_fda": 62,
        "coverage_fda_ci_lo": 55.6,
        "coverage_fda_ci_hi": 68.1,
        "net_new_targets": 12,
        "net_new_pct": 0.83,
        "quality_intrinsic": 3.4,
        "quality_maturity": 3.67,
        "class_balance": 0.867,
        "total_cost": 4.5,
        "joint_volume_uL": 27,
        "composite": 0.3815,
        "pareto_nondominated": true,
        "top3_pct": 9.09,
        "mean_regret": 0.348,
        "win_pct_secondary": 1.73,
        "tier": 3
      },
      {
        "a": "Olink Explore HT",
        "b": "Seer Proteograph XT",
        "coverage_pct": 70,
        "coverage_ci_lo": 67.8,
        "coverage_ci_hi": 72.3,
        "coverage_pct_canonical": 59.6,
        "coverage_pct_atlas_union": 83.8,
        "coverage_pct_fda": 94.4,
        "coverage_fda_ci_lo": 91.2,
        "coverage_fda_ci_hi": 97.2,
        "net_new_targets": 177,
        "net_new_pct": 12.22,
        "quality_intrinsic": 3.3,
        "quality_maturity": 3.83,
        "class_balance": 0.923,
        "total_cost": 5.5,
        "joint_volume_uL": 247,
        "composite": 0.6331,
        "pareto_nondominated": true,
        "top3_pct": 33.12,
        "mean_regret": 0.2187,
        "win_pct_secondary": 12.88,
        "tier": 2
      },
      {
        "a": "Olink Explore HT",
        "b": "Biognosys TrueDiscovery",
        "coverage_pct": 53.7,
        "coverage_ci_lo": 51.2,
        "coverage_ci_hi": 56.2,
        "coverage_pct_canonical": 36.2,
        "coverage_pct_atlas_union": 51,
        "coverage_pct_fda": 84.7,
        "coverage_fda_ci_lo": 79.6,
        "coverage_fda_ci_hi": 89.4,
        "net_new_targets": 192,
        "net_new_pct": 13.25,
        "quality_intrinsic": 3.1,
        "quality_maturity": 4,
        "class_balance": 0.888,
        "total_cost": 5.5,
        "joint_volume_uL": 42,
        "composite": 0.4949,
        "pareto_nondominated": true,
        "top3_pct": 20.89,
        "mean_regret": 0.2467,
        "win_pct_secondary": 5.95,
        "tier": 2
      },
      {
        "a": "SomaSeq",
        "b": "Alamar NULISA",
        "coverage_pct": 65.8,
        "coverage_ci_lo": 63.4,
        "coverage_ci_hi": 68.3,
        "coverage_pct_canonical": 46.3,
        "coverage_pct_atlas_union": 65.2,
        "coverage_pct_fda": 91.7,
        "coverage_fda_ci_lo": 88,
        "coverage_fda_ci_hi": 94.9,
        "net_new_targets": 7,
        "net_new_pct": 0.48,
        "quality_intrinsic": 3.4,
        "quality_maturity": 3.5,
        "class_balance": 0.91,
        "total_cost": 5,
        "joint_volume_uL": 80,
        "composite": 0.471,
        "pareto_nondominated": true,
        "top3_pct": 14.5,
        "mean_regret": 0.3668,
        "win_pct_secondary": 6.06,
        "tier": 3
      },
      {
        "a": "SomaSeq",
        "b": "Seer Proteograph XT",
        "coverage_pct": 78.1,
        "coverage_ci_lo": 75.9,
        "coverage_ci_hi": 80.2,
        "coverage_pct_canonical": 66.3,
        "coverage_pct_atlas_union": 93.3,
        "coverage_pct_fda": 98.1,
        "coverage_fda_ci_lo": 95.8,
        "coverage_fda_ci_hi": 99.5,
        "net_new_targets": 185,
        "net_new_pct": 12.77,
        "quality_intrinsic": 3.3,
        "quality_maturity": 3.67,
        "class_balance": 0.927,
        "total_cost": 6,
        "joint_volume_uL": 300,
        "composite": 0.6424,
        "pareto_nondominated": true,
        "top3_pct": 28.25,
        "mean_regret": 0.2455,
        "win_pct_secondary": 12.66,
        "tier": 2
      },
      {
        "a": "SomaSeq",
        "b": "Biognosys TrueDiscovery",
        "coverage_pct": 69.4,
        "coverage_ci_lo": 67,
        "coverage_ci_hi": 71.8,
        "coverage_pct_canonical": 50.1,
        "coverage_pct_atlas_union": 70.5,
        "coverage_pct_fda": 96.3,
        "coverage_fda_ci_lo": 93.5,
        "coverage_fda_ci_hi": 98.6,
        "net_new_targets": 59,
        "net_new_pct": 4.07,
        "quality_intrinsic": 3.1,
        "quality_maturity": 3.83,
        "class_balance": 0.913,
        "total_cost": 6,
        "joint_volume_uL": 95,
        "composite": 0.3813,
        "pareto_nondominated": true,
        "top3_pct": 3.03,
        "mean_regret": 0.358,
        "win_pct_secondary": 0.22,
        "tier": 3
      },
      {
        "a": "Alamar NULISA",
        "b": "Seer Proteograph XT",
        "coverage_pct": 61.4,
        "coverage_ci_lo": 58.9,
        "coverage_ci_hi": 63.9,
        "coverage_pct_canonical": 50.4,
        "coverage_pct_atlas_union": 71,
        "coverage_pct_fda": 90.3,
        "coverage_fda_ci_lo": 86.1,
        "coverage_fda_ci_hi": 94,
        "net_new_targets": 53,
        "net_new_pct": 3.66,
        "quality_intrinsic": 3.7,
        "quality_maturity": 3.17,
        "class_balance": 0.919,
        "total_cost": 5,
        "joint_volume_uL": 270,
        "composite": 0.6092,
        "pareto_nondominated": true,
        "top3_pct": 19.81,
        "mean_regret": 0.2538,
        "win_pct_secondary": 6.28,
        "tier": 3
      },
      {
        "a": "Alamar NULISA",
        "b": "Biognosys TrueDiscovery",
        "coverage_pct": 39.3,
        "coverage_ci_lo": 37,
        "coverage_ci_hi": 41.8,
        "coverage_pct_canonical": 18.7,
        "coverage_pct_atlas_union": 26.3,
        "coverage_pct_fda": 77.8,
        "coverage_fda_ci_lo": 72.2,
        "coverage_fda_ci_hi": 83.3,
        "net_new_targets": 80,
        "net_new_pct": 5.52,
        "quality_intrinsic": 3.5,
        "quality_maturity": 3.33,
        "class_balance": 0.844,
        "total_cost": 5,
        "joint_volume_uL": 65,
        "composite": 0.4336,
        "pareto_nondominated": true,
        "top3_pct": 5.52,
        "mean_regret": 0.3116,
        "win_pct_secondary": 0.54,
        "tier": 3
      },
      {
        "a": "Seer Proteograph XT",
        "b": "Biognosys TrueDiscovery",
        "coverage_pct": 60.6,
        "coverage_ci_lo": 58,
        "coverage_ci_hi": 63.1,
        "coverage_pct_canonical": 51.1,
        "coverage_pct_atlas_union": 72,
        "coverage_pct_fda": 90.7,
        "coverage_fda_ci_lo": 86.6,
        "coverage_fda_ci_hi": 94.4,
        "net_new_targets": 41,
        "net_new_pct": 2.83,
        "quality_intrinsic": 3.4,
        "quality_maturity": 3.5,
        "class_balance": 0.919,
        "total_cost": 6,
        "joint_volume_uL": 285,
        "composite": 0.4221,
        "pareto_nondominated": false,
        "top3_pct": 3.03,
        "mean_regret": 0.3756,
        "win_pct_secondary": 0,
        "tier": 4
      }
    ],
    "ms_note": "Mass spectrometry is modelled as TWO independent platforms as of engine v2.9 (Seer Proteograph XT and Biognosys TrueDiscovery), each with its own accession-level coverage list from public/proteins.json. Both are independently PTM/proteoform-capable, so ms_fit=1 for any pair containing either.",
    "fairness_note": "Axis redundancy audit (15 pairs): coverage & class_balance correlate r=+0.93, essentially unchanged from the 10-pair engine. class_balance defaults to weight 0.5 so this redundancy is not double-counted (user-adjustable). No axis is privileged by default (all of coverage/complementarity/quality/cost start at weight 1; see default_philosophy). Under the representative priority sweep (924 scenarios spanning all four numeric coverage denominators), no pair reaches the 80% top-3 threshold required for Tier 1: Nomic Omni + Seer Proteograph XT leads on both win-rate (18.7%) and top-3 rate (48.5%), with SomaSeq + Seer Proteograph XT, Olink Explore HT + Seer Proteograph XT, and Nomic Omni + Biognosys TrueDiscovery clustering close behind as genuine Tier-2 contenders. The ranking is real about being weighting-dependent: which pair 'wins' changes substantially with the user's priorities and chosen coverage denominator (see ranking_sensitivity_note).",
    "quality_axes": {
      "intrinsic": {
        "dims": [
          "precision",
          "specificity",
          "sensitivity",
          "quantification_type",
          "pqtl_accuracy"
        ],
        "default_weight": 1,
        "label": "Intrinsic measurement properties",
        "note": "How good a single measurement is. THIS IS THE DEFAULT quality axis."
      },
      "maturity": {
        "dims": [
          "throughput",
          "evidence_depth",
          "sample_flexibility"
        ],
        "default_weight": 0,
        "label": "Platform maturity / operational",
        "note": "Adoption & practicality. OFF by default, it reflects how established a platform is, not its measurement properties."
      }
    },
    "quality_custom_weighting": "Users may override the grouping and set a custom importance weight (0 to 3) on any of the 8 quality sub-dimensions individually. Default = intrinsic dims at 1, maturity dims at 0.",
    "naming_note": "nELISA is Nomic's technology (= Nomic Omni). NULISA is Alamar's separate platform; different companies, do not conflate. Nomic (nELISA) has the top quantification_type score (4 = absolute pg/mL concentration); NULISA scores 2 (within-assay relative). Seer Proteograph XT and Biognosys TrueDiscovery are both independent mass-spectrometry platforms (see ms_note); they are no longer modelled as a single merged category as of engine v2.9.",
    "ranking_sensitivity_note": "Under default (equal) weights and the drug-target denominator: Nomic Omni + Seer Proteograph XT ranks highest on the composite (0.7178), followed by SomaSeq + Seer Proteograph XT (0.6424), Olink Explore HT + Seer Proteograph XT (0.6331), and Alamar NULISA + Seer Proteograph XT (0.6092); the gap between #1 and #4 is small relative to the sweep's spread. Across the full priority sweep, max win-share is 18.0% and max top-3 share is 47.5%, both held by Nomic Omni + Seer Proteograph XT; no pair reaches Tier 1 (top-3 >= 80%).",
    "default_philosophy": "All axes with a nonzero default weight (coverage, complementarity, quality, cost) start EQUAL at weight 1: no single axis is privileged by default. class_balance defaults to 0.5; sample_volume and ms_fit default to 0 and are opt-in only. Users set up to three priorities to raise the axes that matter to them; the tool does not presuppose that coverage (or any other axis) is what a given user cares about most.",
    "complementarity_note": "Complementarity is measured as NET-NEW targets added, not 1-Jaccard orthogonality, which rewards small panels for a high unique-fraction while contributing few targets in absolute terms. Net-new reflects how many targets the pairing actually lets you measure that a single platform can't. Example: Nomic Omni + Biognosys TrueDiscovery adds 140 net-new drug targets, the largest net-new figure of any Nomic Omni pairing, ahead of Nomic Omni + Seer Proteograph XT (91).",
    "anchor_recommendations": {
      "Nomic Omni": {
        "anchor_solo_pct": 24,
        "single_suffices": false,
        "tiered_partners": [
          {
            "partner": "Seer Proteograph XT",
            "pair_coverage_pct": 64.5,
            "net_new_targets": 98,
            "composite": 0.7178,
            "top3_pct": 47.51,
            "mean_regret": 0.16,
            "pareto": true,
            "coverage_gain_pp": 40.5,
            "tier": 2
          },
          {
            "partner": "Biognosys TrueDiscovery",
            "pair_coverage_pct": 43.8,
            "net_new_targets": 146,
            "composite": 0.5784,
            "top3_pct": 25.43,
            "mean_regret": 0.2083,
            "pareto": true,
            "coverage_gain_pp": 19.8,
            "tier": 2
          },
          {
            "partner": "SomaSeq",
            "pair_coverage_pct": 66.5,
            "net_new_targets": 17,
            "composite": 0.5289,
            "top3_pct": 22.19,
            "mean_regret": 0.289,
            "pareto": true,
            "coverage_gain_pp": 42.5,
            "tier": 2
          },
          {
            "partner": "Olink Explore HT",
            "pair_coverage_pct": 44.3,
            "net_new_targets": 56,
            "composite": 0.4947,
            "top3_pct": 32.79,
            "mean_regret": 0.232,
            "pareto": true,
            "coverage_gain_pp": 20.3,
            "tier": 2
          },
          {
            "partner": "Alamar NULISA",
            "pair_coverage_pct": 25.3,
            "net_new_targets": 18,
            "composite": 0.4577,
            "top3_pct": 23.27,
            "mean_regret": 0.2785,
            "pareto": true,
            "coverage_gain_pp": 1.3,
            "tier": 2
          }
        ]
      },
      "Olink Explore HT": {
        "anchor_solo_pct": 40.4,
        "single_suffices": false,
        "tiered_partners": [
          {
            "partner": "Seer Proteograph XT",
            "pair_coverage_pct": 70,
            "net_new_targets": 177,
            "composite": 0.6331,
            "top3_pct": 33.12,
            "mean_regret": 0.2187,
            "pareto": true,
            "coverage_gain_pp": 29.6,
            "tier": 2
          },
          {
            "partner": "Biognosys TrueDiscovery",
            "pair_coverage_pct": 53.7,
            "net_new_targets": 192,
            "composite": 0.4949,
            "top3_pct": 20.89,
            "mean_regret": 0.2467,
            "pareto": true,
            "coverage_gain_pp": 13.3,
            "tier": 2
          },
          {
            "partner": "Nomic Omni",
            "pair_coverage_pct": 44.3,
            "net_new_targets": 56,
            "composite": 0.4947,
            "top3_pct": 32.79,
            "mean_regret": 0.232,
            "pareto": true,
            "coverage_gain_pp": 3.9,
            "tier": 2
          },
          {
            "partner": "SomaSeq",
            "pair_coverage_pct": 70.5,
            "net_new_targets": 76,
            "composite": 0.415,
            "top3_pct": 11.58,
            "mean_regret": 0.3511,
            "pareto": true,
            "coverage_gain_pp": 30.1,
            "tier": 3
          },
          {
            "partner": "Alamar NULISA",
            "pair_coverage_pct": 41.3,
            "net_new_targets": 12,
            "composite": 0.3815,
            "top3_pct": 9.09,
            "mean_regret": 0.348,
            "pareto": true,
            "coverage_gain_pp": 0.9,
            "tier": 3
          }
        ]
      },
      "SomaSeq": {
        "anchor_solo_pct": 65.3,
        "single_suffices": true,
        "tiered_partners": [
          {
            "partner": "Seer Proteograph XT",
            "pair_coverage_pct": 78.1,
            "net_new_targets": 185,
            "composite": 0.6424,
            "top3_pct": 28.25,
            "mean_regret": 0.2455,
            "pareto": true,
            "coverage_gain_pp": 12.8,
            "tier": 2
          },
          {
            "partner": "Nomic Omni",
            "pair_coverage_pct": 66.5,
            "net_new_targets": 17,
            "composite": 0.5289,
            "top3_pct": 22.19,
            "mean_regret": 0.289,
            "pareto": true,
            "coverage_gain_pp": 1.2,
            "tier": 2
          },
          {
            "partner": "Alamar NULISA",
            "pair_coverage_pct": 65.8,
            "net_new_targets": 7,
            "composite": 0.471,
            "top3_pct": 14.5,
            "mean_regret": 0.3668,
            "pareto": true,
            "coverage_gain_pp": 0.5,
            "tier": 3
          },
          {
            "partner": "Olink Explore HT",
            "pair_coverage_pct": 70.5,
            "net_new_targets": 76,
            "composite": 0.415,
            "top3_pct": 11.58,
            "mean_regret": 0.3511,
            "pareto": true,
            "coverage_gain_pp": 5.2,
            "tier": 3
          },
          {
            "partner": "Biognosys TrueDiscovery",
            "pair_coverage_pct": 69.4,
            "net_new_targets": 59,
            "composite": 0.3813,
            "top3_pct": 3.03,
            "mean_regret": 0.358,
            "pareto": true,
            "coverage_gain_pp": 4.1,
            "tier": 3
          }
        ]
      },
      "Alamar NULISA": {
        "anchor_solo_pct": 10.4,
        "single_suffices": false,
        "tiered_partners": [
          {
            "partner": "Seer Proteograph XT",
            "pair_coverage_pct": 61.4,
            "net_new_targets": 53,
            "composite": 0.6092,
            "top3_pct": 19.81,
            "mean_regret": 0.2538,
            "pareto": true,
            "coverage_gain_pp": 51,
            "tier": 3
          },
          {
            "partner": "SomaSeq",
            "pair_coverage_pct": 65.8,
            "net_new_targets": 7,
            "composite": 0.471,
            "top3_pct": 14.5,
            "mean_regret": 0.3668,
            "pareto": true,
            "coverage_gain_pp": 55.4,
            "tier": 3
          },
          {
            "partner": "Nomic Omni",
            "pair_coverage_pct": 25.3,
            "net_new_targets": 18,
            "composite": 0.4577,
            "top3_pct": 23.27,
            "mean_regret": 0.2785,
            "pareto": true,
            "coverage_gain_pp": 14.9,
            "tier": 2
          },
          {
            "partner": "Biognosys TrueDiscovery",
            "pair_coverage_pct": 39.3,
            "net_new_targets": 80,
            "composite": 0.4336,
            "top3_pct": 5.52,
            "mean_regret": 0.3116,
            "pareto": true,
            "coverage_gain_pp": 28.9,
            "tier": 3
          },
          {
            "partner": "Olink Explore HT",
            "pair_coverage_pct": 41.3,
            "net_new_targets": 12,
            "composite": 0.3815,
            "top3_pct": 9.09,
            "mean_regret": 0.348,
            "pareto": true,
            "coverage_gain_pp": 30.9,
            "tier": 3
          }
        ]
      },
      "Seer Proteograph XT": {
        "anchor_solo_pct": 57.8,
        "single_suffices": false,
        "tiered_partners": [
          {
            "partner": "Nomic Omni",
            "pair_coverage_pct": 64.5,
            "net_new_targets": 98,
            "composite": 0.7178,
            "top3_pct": 47.51,
            "mean_regret": 0.16,
            "pareto": true,
            "coverage_gain_pp": 6.7,
            "tier": 2
          },
          {
            "partner": "SomaSeq",
            "pair_coverage_pct": 78.1,
            "net_new_targets": 185,
            "composite": 0.6424,
            "top3_pct": 28.25,
            "mean_regret": 0.2455,
            "pareto": true,
            "coverage_gain_pp": 20.3,
            "tier": 2
          },
          {
            "partner": "Olink Explore HT",
            "pair_coverage_pct": 70,
            "net_new_targets": 177,
            "composite": 0.6331,
            "top3_pct": 33.12,
            "mean_regret": 0.2187,
            "pareto": true,
            "coverage_gain_pp": 12.2,
            "tier": 2
          },
          {
            "partner": "Alamar NULISA",
            "pair_coverage_pct": 61.4,
            "net_new_targets": 53,
            "composite": 0.6092,
            "top3_pct": 19.81,
            "mean_regret": 0.2538,
            "pareto": true,
            "coverage_gain_pp": 3.6,
            "tier": 3
          },
          {
            "partner": "Biognosys TrueDiscovery",
            "pair_coverage_pct": 60.6,
            "net_new_targets": 41,
            "composite": 0.4221,
            "top3_pct": 3.03,
            "mean_regret": 0.3756,
            "pareto": false,
            "coverage_gain_pp": 2.8,
            "tier": 4
          }
        ]
      },
      "Biognosys TrueDiscovery": {
        "anchor_solo_pct": 33.7,
        "single_suffices": false,
        "tiered_partners": [
          {
            "partner": "Nomic Omni",
            "pair_coverage_pct": 43.8,
            "net_new_targets": 146,
            "composite": 0.5784,
            "top3_pct": 25.43,
            "mean_regret": 0.2083,
            "pareto": true,
            "coverage_gain_pp": 10.1,
            "tier": 2
          },
          {
            "partner": "Olink Explore HT",
            "pair_coverage_pct": 53.7,
            "net_new_targets": 192,
            "composite": 0.4949,
            "top3_pct": 20.89,
            "mean_regret": 0.2467,
            "pareto": true,
            "coverage_gain_pp": 20,
            "tier": 2
          },
          {
            "partner": "Alamar NULISA",
            "pair_coverage_pct": 39.3,
            "net_new_targets": 80,
            "composite": 0.4336,
            "top3_pct": 5.52,
            "mean_regret": 0.3116,
            "pareto": true,
            "coverage_gain_pp": 5.6,
            "tier": 3
          },
          {
            "partner": "Seer Proteograph XT",
            "pair_coverage_pct": 60.6,
            "net_new_targets": 41,
            "composite": 0.4221,
            "top3_pct": 3.03,
            "mean_regret": 0.3756,
            "pareto": false,
            "coverage_gain_pp": 26.9,
            "tier": 4
          },
          {
            "partner": "SomaSeq",
            "pair_coverage_pct": 69.4,
            "net_new_targets": 59,
            "composite": 0.3813,
            "top3_pct": 3.03,
            "mean_regret": 0.358,
            "pareto": true,
            "coverage_gain_pp": 35.7,
            "tier": 3
          }
        ]
      }
    },
    "interaction_modes": {
      "anchor_mode": {
        "description": "User selects their FIRST/existing platform. Tool ranks the best SECOND platform to add, showing marginal gain (coverage_gain_pp, net_new_targets) over the anchor alone. This is the primary entry point.",
        "default_first_platform": "Nomic Omni (consortium's selected anchor), but any platform can be chosen or none."
      },
      "discovery_mode": {
        "description": "No first platform specified. Tool recommends the best overall pair from the full ranking (currently Nomic Omni + Seer Proteograph XT under default weights).",
        "trigger": "User picks 'I don't have a platform yet' / leaves anchor unset."
      },
      "single_suffices_flag": "If the anchor alone covers >=60% in the selected mode, flag that a second platform may add limited marginal value (show the marginal gain so the user decides)."
    },
    "fairness_analyses": {
      "coverage_confidence_intervals": {
        "method": "2,000-resample bootstrap over the 1,449-target universe (numpy binomial resampling, seed 42), independently regenerated for all 15 pairs; FDA-biomarker intervals use the same method over n=216.",
        "key_result": "Several pairs remain statistical ties (overlapping 95% CIs); the UI shows CIs and labels overlapping pairs as tied rather than ranking them.",
        "table": "coverage_bootstrap_ci.csv"
      },
      "pareto_frontier": {
        "non_dominated": 14,
        "total": 15,
        "dominated": [
          "Seer Proteograph XT + Biognosys TrueDiscovery"
        ],
        "note": "14 of 15 pairs are non-dominated: for nearly every pair there is no strictly-better alternative on all axes, so the 'best' pair genuinely depends on which axis you prioritize. The one dominated pair combines the two mass-spec platforms, whose coverage overlaps heavily and which add limited net-new value relative to an affinity+MS pairing."
      },
      "quality_score_robustness": {
        "method": "2,000 draws jittering each 1-5 intrinsic quality score by +/-1 (clipped 1-5)",
        "key_result": "No pair is #1 in anywhere near 100% of perturbations under the new 15-pair field; the ranking is genuinely close among the Tier-2 cluster, which is itself evidence the tool is not silently privileging one pair."
      },
      "robustness_metric": {
        "primary": [
          "top3_pct",
          "mean_regret"
        ],
        "secondary": "win_pct",
        "why": "Win-rate ('how often is this pair the single best') structurally rewards pairs that PEAK on one axis and penalizes well-rounded pairs. The app reports TOP-3 FREQUENCY and MEAN REGRET as the primary robustness metrics; win-rate is kept only as a secondary 'is there a dominant pick?' signal.",
        "headline": "Nomic Omni + Seer Proteograph XT leads all three metrics (top-3 48.5%, regret 0.157, win 18.7%) but well short of the 80% top-3 bar for Tier 1, unlike the prior 5-platform engine."
      }
    },
    "recommendation_output": {
      "mode": "TIERED, not single-pick",
      "tiers": {
        "1": "Leading choice - clear best (top-3 >=80%)",
        "2": "Strong contenders - genuinely competitive, choice depends on your priority (Pareto-optimal, top-3 >=20%)",
        "3": "Situational - reasonable only under specific priorities (Pareto-optimal, top-3 <20%)",
        "4": "Not recommended - dominated (another pair beats them on every axis)"
      },
      "rule": "Always present a TIERED list, never a single winner. In anchor mode, show the anchor's own tiered partner list (anchor_recommendations[anchor].tiered_partners). Flag any T1/T2 gap that is within the coverage CI as a tie.",
      "consortium_note": "As of engine v2.9 (6 platforms, 15 pairs), no pair reaches Tier 1. For the Nomic Omni anchor, all five partners land in Tier 2 - Nomic Omni's own solo coverage (23.5%) is low enough that any second platform adds substantial value, so the choice among partners depends heavily on which axis (coverage, net-new, or PTM capability) the user prioritizes."
    },
    "engine_version": "v2.11"
  }
}
