{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009273},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009062","490:4900009369","490:4900009172","490:4900009969","490:4900009167","490:4900009277","490:4900008722","490:4900009375","490:4900006739","490:4900009990","490:4900011118","490:4900010786","490:4900009177","490:4900008063","490:4900006611","490:4900009465","490:4900007718","490:4900010185","490:4900012209","490:4900007958","490:4900007961","490:4900011526","490:4900007953","490:4900009261","490:4900012137"],"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":[0.49097363541588607,0.4060799399908497,0.3973637901549613,0.38703849416479913,0.3789449108972445,0.3409110026174734,0.32979959697197275,0.27887590260973594,0.2640766353311991,0.2640757313209343,0.25985951117459305,0.25344406565625127,0.2526899742503903,0.2393118823057536,0.23079609774174673,0.22448491024809053,0.22442854576619486,0.22336753256472763,0.21538503291329178,0.21372727652538343,0.20764592978184188,0.2055994352576733,0.20449673583043168,0.20017493444421508,0.19836138717090454],"twin_dists":[0.15491199410920076,0.17436154099107087,0.17644806060610238,0.17894716752745216,0.18092820730048195,0.19053378072293317,0.19344499407103807,0.2075545786265271,0.21193955966833974,0.21193983211376052,0.21321689906484717,0.21518537929485973,0.2154188262331924,0.2196367376889497,0.2224019086992138,0.22449486342747435,0.2245137301268211,0.2248694696886106,0.22758279633892275,0.2281547288597069,0.23027892296286087,0.23100327075256935,0.23139561147660007,0.2329474525259966,0.23360552040478297],"n_dims_used":45,"mean_confidence":0.9221653408474393},"coverage":{"mean_confidence":0.9221653408474393,"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}}