{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004388},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004277","499:4990004439","467:4670001809","467:4670002362","499:4990004346","467:4670001675","467:4670002120","468:4680001127","467:4670001606","467:4670002524","467:4670001888","499:4990004445","467:4670002441","499:4990004427","499:4990004278","467:4670002039","499:4990004358","467:4670002118","467:4670002444","467:4670002202","467:4670002682","499:4990004274","499:4990004320","499:4990004302","499:4990004353"],"twin_admin_codes":[499,499,467,467,499,467,467,468,467,467,467,499,467,499,499,467,499,467,467,467,467,499,499,499,499],"twin_sims":[0.8913835658934526,0.8379986749102077,0.8054980911954192,0.7730151777865513,0.7700385483521185,0.7694103363938601,0.768894452789203,0.7661926164459556,0.7546611760178181,0.7531898922252833,0.7467000104000866,0.7466370775932777,0.7362111954590433,0.7324949204742305,0.7220605282091389,0.6884712156902559,0.6811961230954133,0.680783646118125,0.6757489935232264,0.6686098136431757,0.6601715570719559,0.655204426395229,0.6464758166118205,0.6419960804676459,0.6413946775707334],"twin_dists":[0.06228032285956766,0.07721554577731646,0.08542038567324334,0.09319462284949326,0.09389030864717511,0.09403681591342383,0.09415704556264202,0.09478554413309521,0.09744679399965371,0.09778400171278206,0.09926553828240006,0.09927985907682854,0.1016409140266807,0.10247728666727428,0.10481222110704362,0.11221663298664204,0.1138022216196624,0.11389196136188813,0.1149860308419461,0.11653362480284842,0.1183577125105225,0.11942917635492553,0.12130854000274004,0.12227158166311675,0.12240080155441496],"n_dims_used":45,"mean_confidence":0.9313391791449652},"coverage":{"mean_confidence":0.9313391791449652,"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}}