{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002953},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002951","499:4990001789","499:4990000758","477:4770003883","499:4990002490","499:4990003017","499:4990002729","499:4990001959","499:4990003844","499:4990003090","485:4850002196","499:4990000938","477:4770003948","499:4990004098","499:4990001773","499:4990001748","477:4770001702","499:4990003792","499:4990002645","499:4990000282","485:4850000581","470:4700001737","477:4770002016","499:4990004156","473:4730006733"],"twin_admin_codes":[499,499,499,477,499,499,499,499,499,499,485,499,477,499,499,499,477,499,499,499,485,470,477,499,473],"twin_sims":[0.6902101894546383,0.6537820385455082,0.591686268439228,0.591234359062887,0.5380248084760604,0.5299980760960288,0.5132771461273697,0.4754761705631688,0.4480521085239075,0.4448378845947294,0.4342335091589102,0.41935301927425384,0.4193437113370362,0.40950193692135445,0.4033557404481329,0.40016210990935897,0.3956165728415946,0.39406852951552734,0.3925487809187212,0.3866981327009776,0.38569796655002925,0.37933880677712417,0.37904150478862764,0.377767219131908,0.37207610511675865],"twin_dists":[0.11183680635621746,0.11973572069024435,0.1330537008258234,0.13315052604861455,0.14460468359848716,0.14634750329547638,0.1499968054053746,0.15836579001653503,0.1645716022936198,0.16530786440178274,0.16775167654929365,0.17122188477414932,0.17122407134793302,0.173547856344325,0.17501148586386692,0.17577594643115457,0.17686881484213107,0.17724232104781476,0.17760966190849561,0.1790300761154557,0.1792739068073918,0.18083132656107526,0.18090444501713418,0.1812181584571726,0.1826255918802622],"n_dims_used":45,"mean_confidence":0.9296473185221354},"coverage":{"mean_confidence":0.9296473185221354,"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}}