{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009425},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008898","490:4900010219","490:4900009420","490:4900008112","490:4900010228","490:4900009000","490:4900010735","490:4900009423","490:4900010397","491:4910005567","490:4900009123","490:4900009424","490:4900010822","490:4900008992","490:4900009453","490:4900009728","490:4900009434","490:4900010039","490:4900011306","490:4900011627","490:4900009630","490:4900010316","490:4900010136","490:4900011651","490:4900009117"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22916607841956443,0.2054780268705276,0.14746696580443716,0.11938656410097649,0.09971833665915535,0.09955833188580146,0.08940487664520178,0.0807774619080349,0.07019540729127295,0.05709297981662287,0.05620001410299015,0.05618859603670564,0.05023910801440338,0.04899069353341948,0.04816310025031208,0.04791744603399919,0.04312978494745953,0.0420989054305387,0.04051471225498063,0.03872891904687426,0.0383783898423336,0.037587270875595304,0.03714822708556897,0.03692216260706472,0.03284137615862267],"twin_dists":[0.22293880169293012,0.23104639723698642,0.2541130397588426,0.267767595468089,0.27887688917668313,0.2789739996637397,0.2854037321366618,0.2913393230132578,0.2993584334223622,0.3107814862272919,0.31163589695815064,0.3116468944287112,0.3176466329519527,0.31898003907144895,0.3198796813863775,0.32014920561577376,0.32564801846818997,0.3268986787662254,0.3288718534048668,0.33117580167616195,0.3316385527457296,0.3326962487365585,0.3332914000698994,0.3336001746208948,0.33947045004369025],"n_dims_used":45,"mean_confidence":0.886283196343316},"coverage":{"mean_confidence":0.886283196343316,"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}}