{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880000650},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000971","488:4880000360","488:4880000878","488:4880000867","488:4880000843","496:4960000322","488:4880005392","496:4960004801","470:4700000473","499:4990003134","488:4880000088","470:4700000257","470:4700006559","496:4960004793","496:4960000986","488:4880000078","470:4700002361","470:4700007615","470:4700006400","488:4880000198","488:4880000410","488:4880000736","499:4990001681","470:4700000297","470:4700000310"],"twin_admin_codes":[488,488,488,488,488,496,488,496,470,499,488,470,470,496,496,488,470,470,470,488,488,488,499,470,470],"twin_sims":[0.7256261196511993,0.538241740979071,0.48525567671862324,0.47984640835245074,0.45748236950540017,0.4544276117394769,0.45054396379964023,0.44275913437284814,0.4413623806376993,0.42917434097080304,0.42027562130695895,0.4051640262606292,0.39253859410666536,0.3902999013460261,0.3856170924964314,0.3855017517504446,0.3839659804515325,0.3828246786848969,0.37254496698233897,0.36558746755847954,0.3646325204987416,0.364581829205226,0.36344628690672653,0.3633897411687383,0.36314255222717096],"twin_dists":[0.1040164733959277,0.1445576540567259,0.15618230426117577,0.1573882900126561,0.16242277346055642,0.16311704601612584,0.16400218036411762,0.16578511335166043,0.16610627224065816,0.16892592919791194,0.17100525378883064,0.1745798433748978,0.17761212640602628,0.1781544594078366,0.17929363621797115,0.17932177725998788,0.17969686027693837,0.1799760657531027,0.18250924250309197,0.18424331116278075,0.18448260408218528,0.184495315250632,0.18478029406587526,0.18479449669592943,0.18485659644146052],"n_dims_used":45,"mean_confidence":0.9238003200954861},"coverage":{"mean_confidence":0.9238003200954861,"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}}