{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000038","489:4890001961","477:4770000039","477:4770000105","477:4770000087","477:4770000652","477:4770000275","477:4770000231","477:4770000874","477:4770000131","477:4770002199","477:4770000154","477:4770000814","489:4890001963","477:4770000081","477:4770000200","477:4770000107","477:4770000873","477:4770000100","489:4890002781","489:4890002365","477:4770000058","477:4770000813","477:4770000222","477:4770000106"],"twin_admin_codes":[477,489,477,477,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,489,489,477,477,477,477],"twin_sims":[0.8867998264377518,0.8075543491604614,0.806048224728956,0.7903853022498694,0.7757664296378854,0.7532023476155134,0.752840809233304,0.730987376704945,0.6775239888150109,0.6621872143182704,0.6589661677644785,0.6546794412111939,0.650842315348164,0.6238390340283181,0.6211900398498016,0.6173984537060481,0.6095024502469428,0.6055158816069299,0.6039846745500013,0.5987480905803046,0.5944681033646925,0.5931902271849832,0.5803849146118912,0.5690958922715242,0.5621753860598295],"twin_dists":[0.06366128818867689,0.08491545588878327,0.08528546309679105,0.08908191874939636,0.09254936463644389,0.09778114914820327,0.09786393492823753,0.10281583127680273,0.11460057629184263,0.11792245313245664,0.11861787303150352,0.11954233189866201,0.12036890311710502,0.12616728606013228,0.12673490549483726,0.12754715080376278,0.12923814211753307,0.1300917787230716,0.1304196542317948,0.1315410353328045,0.13245774320656156,0.1327314901122621,0.1354764285325878,0.13790032836229735,0.13938883680674652],"n_dims_used":45,"mean_confidence":0.9198678758409288},"coverage":{"mean_confidence":0.9198678758409288,"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}}