{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004056},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001140","490:4900007531","490:4900003498","490:4900006666","490:4900002519","490:4900005036","490:4900007530","490:4900003376","490:4900003919","490:4900002673","490:4900004471","490:4900003920","490:4900002966","490:4900002822","490:4900005032","490:4900004472","490:4900004209","490:4900004057","490:4900003107","490:4900007285","490:4900003778","490:4900006195","490:4900006667","490:4900004064","490:4900006800"],"twin_admin_codes":[491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.36103777774590856,0.34937325465508867,0.25051349391795347,0.23918039161786417,0.22461985581625446,0.20083399689596404,0.19167537368689255,0.16619482181272371,0.14818660648345117,0.1456823767296898,0.14433701718511882,0.14401983012106523,0.14078473706350966,0.12972549276461873,0.12783749317073054,0.1277208557567197,0.1273273111596578,0.12435023886840578,0.12141751097681179,0.12138026928620609,0.11962764734000499,0.11718388780010257,0.11403433803188189,0.11321029316218757,0.11282559650210085],"twin_dists":[0.18538623682447877,0.18835064531157014,0.21609510646126778,0.21967894144059405,0.22444970633867206,0.2327093222183577,0.23606824378604974,0.24604923360339337,0.25378969892011327,0.25491993367060634,0.25553308312690537,0.2556782583749895,0.25717268649670333,0.2624836746316383,0.26342409995809446,0.2634825415247455,0.26368002702332244,0.2651891498464904,0.26670289122638113,0.266722291991052,0.267640489424881,0.26893810298567505,0.2706414591473182,0.2710930865496781,0.2713047915595872],"n_dims_used":45,"mean_confidence":0.8976937188042535},"coverage":{"mean_confidence":0.8976937188042535,"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}}