{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012208},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011872","490:4900012069","490:4900011472","490:4900008952","490:4900009380","490:4900012004","490:4900008840","490:4900012003","490:4900011543","490:4900009275","490:4900009383","490:4900011605","490:4900012143","490:4900009168","490:4900011939","490:4900012074","490:4900011204","490:4900012068","490:4900011477","490:4900009061","490:4900012195","490:4900011483","490:4900012067","490:4900011925","490:4900009580"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5754118742379462,0.45534075973646365,0.4519760128086887,0.42745712751203546,0.41180040300283893,0.40415903199439646,0.38000779181547917,0.3615948577328091,0.34672806749662055,0.33431867564226553,0.3236961508204919,0.32097183538025703,0.31954641764898073,0.3141262650195612,0.30353761768522797,0.3019723607661915,0.29129859422550275,0.28955906178894336,0.2844660230521305,0.28314518772330016,0.27905975333747696,0.2726538600751829,0.2721798775909037,0.26419316191002207,0.26405660202289155],"twin_dists":[0.13654363862032812,0.16290933218000841,0.16367547047200603,0.16932578050891695,0.17300300644869668,0.1748196313107205,0.1806668977257206,0.1852459022510204,0.18903002735940114,0.192254657951845,0.195066984360376,0.19579645280501012,0.1961795064641158,0.19764492658363755,0.20054990487508959,0.2009842655199677,0.20398204900028322,0.20447672810090692,0.20593535778164432,0.2063161989381409,0.20750101343447458,0.20938024727807933,0.209520365654922,0.21190444643203546,0.21194559732828797],"n_dims_used":45,"mean_confidence":0.9125149197048611},"coverage":{"mean_confidence":0.9125149197048611,"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}}