{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002159","490:4900003500","490:4900002963","490:4900004346","491:4910001340","490:4900003779","490:4900003921","490:4900007046","490:4900005162","490:4900002970","490:4900004339","490:4900002964","490:4900004614","490:4900002674","490:4900003769","490:4900004053","490:4900003916","490:4900003105","490:4900002816","490:4900005427","490:4900006309","490:4900002819","490:4900002065","490:4900005027","490:4900003376"],"twin_admin_codes":[491,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5023787814861366,0.4318125982746524,0.4184903670508512,0.29822228950208646,0.295825279520753,0.2791636850458914,0.2425799091638462,0.2370053487081414,0.2230067602015518,0.21617902329361402,0.2091336878421011,0.1917285724459844,0.1895287150453792,0.1831150989195059,0.1823790952073302,0.18212213005451672,0.1730740564584115,0.1713797978793229,0.1631968771954935,0.1605523094803402,0.15787993599263514,0.15570270022852833,0.15211501269496092,0.15168579520020042,0.14206472767489836],"twin_dists":[0.15239108401772772,0.1683128845920128,0.1714246224334551,0.20203028556965272,0.2027029365903884,0.20747074226851261,0.2185926211848095,0.2203792541907938,0.22499068691264942,0.2273099179345427,0.2297553886590026,0.2360484146731551,0.2368716067446032,0.2393104650989253,0.2395941647209697,0.23969340473794834,0.2432529179877328,0.2439341014915603,0.2472939817009031,0.24840582759666258,0.24954296595730457,0.25047983374675103,0.2520447497882179,0.2522337777221013,0.2565783815660815],"n_dims_used":45,"mean_confidence":0.8978780110677084},"coverage":{"mean_confidence":0.8978780110677084,"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}}