{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000312},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000456","490:4900000645","490:4900000651","490:4900000992","490:4900000868","494:4940007842","494:4940008056","490:4900000993","490:4900006997","494:4940007965","494:4940007327","490:4900001142","490:4900007624","490:4900000988","490:4900007124","490:4900007737","490:4900000761","490:4900007502","490:4900000869","490:4900007370","490:4900006878","490:4900007623","490:4900007480","490:4900007495","490:4900006617"],"twin_admin_codes":[490,490,490,490,490,494,494,490,490,494,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.642706006282169,0.4920311491658755,0.19911449881660404,0.16985394919506044,0.16797148754199268,0.1176531147740458,0.1113358062114373,0.11035207894654644,0.09436350348429698,0.09234520145326511,0.08413406596574599,0.08027672617002007,0.08008147601577331,0.07978013404591631,0.07851985903908242,0.07699685627572972,0.07285459421594692,0.07282229166769583,0.07276531454290804,0.07186125920720703,0.06601968316623717,0.0621910261115994,0.06032074301094568,0.0584074995284267,0.05628681754129109],"twin_dists":[0.12211902409440818,0.1546775431751934,0.23333174259347453,0.24455171688337435,0.24531919202970537,0.2686873507112176,0.2721299379274852,0.2726794771285945,0.28219552842946155,0.2834848909598857,0.28897255709642167,0.29169911249527275,0.29183989160529694,0.2920577061866044,0.2929758706816942,0.2941013821669588,0.29725598684318394,0.2972811505628195,0.29732555782776104,0.2980339617450322,0.30279435824838385,0.3061042516677923,0.3077822166882402,0.30954357236302177,0.31155235132429954],"n_dims_used":45,"mean_confidence":0.9117696974012587},"coverage":{"mean_confidence":0.9117696974012587,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}