{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000166","500:5000000260","485:4850007285","500:5000000165","485:4850006255","500:5000000107","485:4850006684","485:4850005811","500:5000000103","500:5000000169","485:4850005708","485:4850005893","485:4850005610","477:4770000076","500:5000000298","485:4850005510","485:4850005284","500:5000002396","477:4770000077","485:4850005206","485:4850005511","485:4850007343","485:4850005350","485:4850004888","500:5000003454"],"twin_admin_codes":[500,500,485,500,485,500,485,485,500,500,485,485,485,477,500,485,485,500,477,485,485,485,485,485,500],"twin_sims":[0.3947154543804049,0.37890478228659014,0.33125176617650864,0.3231131687810765,0.2974320730663821,0.2879567661957559,0.28376602476346025,0.2745188889647366,0.27348365539348285,0.267324496897661,0.24201817720769003,0.23571169225153993,0.22339942825539527,0.22229857362074698,0.2220160320625773,0.21117629706215302,0.20944890950344142,0.20503653247351453,0.20496918375824785,0.20187639089650264,0.1995680328898858,0.19798837078284057,0.18593561694065813,0.185016983817238,0.1847928463293559],"twin_dists":[0.17708615109127898,0.18093807987917412,0.19306152214081745,0.19522279586739677,0.20225168438694538,0.20493395142596463,0.20613705764976573,0.20883035777761094,0.2091353040779977,0.21096446606673244,0.21877143959157816,0.2207977716509917,0.2248587592193843,0.22522901396998665,0.22532423949113825,0.22904071634023856,0.22964478958484694,0.23120337125704887,0.2312273375257837,0.23233378367799964,0.2331672145600411,0.23374138858303797,0.23823065298729057,0.23858107011648508,0.23866675413541238],"n_dims_used":45,"mean_confidence":0.9205903795030382},"coverage":{"mean_confidence":0.9205903795030382,"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}}