{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700007929","489:4890003122","470:4700008110","489:4890001721","470:4700008206","489:4890002795","489:4890003415","470:4700008298","489:4890003289","489:4890003133","489:4890002961","470:4700008303","470:4700007919","470:4700008299","470:4700008373","479:4790000209","489:4890002973","489:4890003279","489:4890002558","489:4890001993","489:4890002959","489:4890003213","489:4890002317","489:4890003363","489:4890001808"],"twin_admin_codes":[470,489,470,489,470,489,489,470,489,489,489,470,470,470,470,479,489,489,489,489,489,489,489,489,489],"twin_sims":[0.844856695630347,0.8267942221395437,0.8172051851823308,0.8123185869604601,0.8105067744704934,0.807253164506693,0.7690805514242964,0.7589311771416183,0.7511198827522011,0.727513227728938,0.6899841415818767,0.6875779644743778,0.6855321993097802,0.6852144170643497,0.6705438390576988,0.6673766542625946,0.66305255019403,0.6584608727308023,0.6554833721380805,0.650789815152936,0.649601340508937,0.6484756516330904,0.6469273883001211,0.6456786907294518,0.644632867717561],"twin_dists":[0.07541409161862624,0.08010201853658874,0.08252194079430686,0.08373886919159981,0.084187439563789,0.08498952099775654,0.09411368261520939,0.09646521968888014,0.09825758329912065,0.10359443957040315,0.1118861984263738,0.11241160983446132,0.11285783710643983,0.11292711348026378,0.1161147930024393,0.11680052362439566,0.11773550725973377,0.11872690314994389,0.11936904554096292,0.12038020668771938,0.12063605194900623,0.12087831252656936,0.1212114100888057,0.12147997207267755,0.12170484383834027],"n_dims_used":45,"mean_confidence":0.9145412868923611},"coverage":{"mean_confidence":0.9145412868923611,"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}}