{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002846},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001511","490:4900003403","490:4900003131","490:4900002845","490:4900003396","490:4900003259","490:4900002993","490:4900003258","490:4900003256","490:4900003527","490:4900004493","490:4900001118","490:4900003521","490:4900003253","490:4900003519","490:4900003390","490:4900001376","490:4900003950","490:4900003126","490:4900003267","490:4900003265","490:4900001377","490:4900003139","490:4900003528","490:4900001125"],"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":[0.4779282928829402,0.34625735882940667,0.2921827453169924,0.24311059283415057,0.2235471747960192,0.17991625004406972,0.17333965432752235,0.1604787839313522,0.15888571419527162,0.15143427769231926,0.1459177341991522,0.13737427128475432,0.12981233394330258,0.1286621714061966,0.12532238931398906,0.12406995858675963,0.11093579367195325,0.10838227813003758,0.10194845749213208,0.09814808633428626,0.09563328300503458,0.09291466935549096,0.09000352935657367,0.08865992980337926,0.0803981601846408],"twin_dists":[0.15781696308547907,0.18915120873192331,0.20373129226361608,0.21842393244955863,0.22480915969920834,0.24054941594168502,0.24314656635137216,0.2484369289943443,0.2491133583629451,0.25234472906436484,0.2548131007013639,0.25877609220426656,0.2624406679402395,0.2630120392389913,0.26469336547117456,0.26533263609715085,0.27235294238984276,0.2737913566860065,0.2775359092495691,0.27983524213730215,0.2813954507046562,0.2831188602708098,0.28500904568739244,0.2858978061536147,0.2916116946504794],"n_dims_used":45,"mean_confidence":0.9187360975477431},"coverage":{"mean_confidence":0.9187360975477431,"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}}