{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000457","480:4800000492","480:4800000394","480:4800000302","480:4800000393","480:4800000362","480:4800001028","480:4800000392","480:4800000880","480:4800000786","480:4800000870","480:4800000872","480:4800000871","480:4800001027","480:4800000747","480:4800000827","480:4800000789","480:4800000787","480:4800000788","480:4800000835","480:4800000494","480:4800001029","480:4800000490","480:4800000459","480:4800001073"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6897946156571245,0.6795182224270185,0.675062165948177,0.531014024901673,0.5283038561497287,0.4856801310798016,0.4464285219463959,0.4353760248929076,0.4203765067247727,0.4122599074961984,0.40786188286259495,0.4057607390152941,0.3929425845036422,0.39049114136981616,0.3896077637229087,0.3836026494582186,0.3752823726512353,0.37260684623154333,0.36840265010264317,0.36003873034688455,0.3577097986820185,0.3545407726274431,0.3511266653901474,0.33314168885572937,0.33232286632246727],"twin_dists":[0.111927606019453,0.11416716933429814,0.11513510566209136,0.14612661542807165,0.14671606179192884,0.15608785083533058,0.1649432553175819,0.167487258328647,0.17098157767700786,0.17289424089183425,0.17393745241839587,0.17443759562948646,0.17751441171730278,0.17810807398637077,0.17832242707485135,0.17978570162034083,0.1818313827517835,0.18249389239764585,0.18353969711657092,0.18563818441635607,0.18622690366424166,0.18703115974749154,0.1879017915797889,0.19256382863986396,0.19277926806258008],"n_dims_used":42,"mean_confidence":0.9105121067592076},"coverage":{"mean_confidence":0.9105121067592076,"n_dims_used":42,"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}}