{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002600","490:4900003844","490:4900006155","490:4900002895","490:4900000884","490:4900007366","490:4900004420","490:4900003853","490:4900003845","490:4900003040","490:4900007736","490:4900002590","490:4900003579","490:4900007735","490:4900006750","490:4900002143","490:4900002586","490:4900001829","490:4900001549","490:4900007739","490:4900004010","490:4900003700","490:4900003310","490:4900001554","490:4900004148"],"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":[0.6502256605690314,0.6025269325457847,0.4978174563506294,0.4828948567640642,0.47897942025862034,0.4764722851568125,0.4631252810387949,0.44809975824230186,0.4450191114017428,0.4431001502002222,0.4054520419717555,0.4030517661377024,0.39978773553583674,0.38653350645584916,0.37708210714448487,0.3723741529744564,0.36875447553578067,0.36381021199200037,0.3601929871951349,0.3525972349326955,0.34703309507685864,0.34116042592338014,0.3389409210626696,0.3347464274082546,0.33159854061602895],"twin_dists":[0.1205016627666897,0.13073180513898291,0.15339730995993625,0.15670812322618044,0.15758198199566062,0.15814273175985663,0.1611446376276154,0.16456070255966931,0.1652662981367112,0.16570676233956785,0.1745111729080211,0.17508413046631635,0.17586574113322323,0.17907018979522174,0.181387037234018,0.18255162209540057,0.1834519528604225,0.18468891349806674,0.1855992594606274,0.18752624407524546,0.1889515460557264,0.19046902372545535,0.1910461619800538,0.19214244291102114,0.19297008629772497],"n_dims_used":45,"mean_confidence":0.919354248046875},"coverage":{"mean_confidence":0.919354248046875,"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}}