{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000499},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000459","489:4890000765","489:4890000541","489:4890000600","489:4890000878","489:4890000996","489:4890000818","489:4890000937","489:4890000547","489:4890001446","489:4890000418","489:4890000545","489:4890001524","489:4890001371","489:4890000822","489:4890001121","489:4890001069","489:4890001058","499:4990001642","489:4890000387","489:4890001000","489:4890000416","472:4720001586","472:4720002163","489:4890000415"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,499,489,489,489,472,472,489],"twin_sims":[0.9746525625022802,0.852099326822854,0.7975739256486246,0.7778243693575118,0.7325601599949837,0.7239557513444532,0.7002278305600653,0.6833494310239232,0.6651811183315203,0.645153429998908,0.6322955550840619,0.6303527701822474,0.6147672696828242,0.6120020466695059,0.5934377905951516,0.5705495499283094,0.567989459051641,0.5675454952951513,0.5457338688951741,0.5441568238387142,0.540436978952033,0.5196855088038833,0.49986879797949235,0.49925355978030056,0.49831639736575456],"twin_dists":[0.029429809653603593,0.07348008303545854,0.087350755523183,0.09206526156146859,0.10246262653309743,0.1043895234922167,0.10964199668985207,0.11333347218504398,0.11727542757441428,0.12159291950173583,0.12435417305828689,0.12477088210699483,0.1281106993207469,0.12870288470580304,0.13267845513883855,0.13758793831073823,0.13813816038068272,0.13823360710754326,0.14293557261538198,0.14327667199894678,0.14408194451047013,0.14859496723843757,0.1529444686157871,0.15308022988034437,0.15328711861080258],"n_dims_used":45,"mean_confidence":0.9146224975585937},"coverage":{"mean_confidence":0.9146224975585937,"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}}