{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002632},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003493","489:4890003429","489:4890001896","489:4890003499","489:4890003301","489:4890002074","489:4890003372","489:4890003562","489:4890003490","489:4890002550","489:4890001813","489:4890001811","489:4890002718","489:4890003426","489:4890001655","489:4890002059","489:4890001656","489:4890001812","489:4890003435","489:4890002747","489:4890001992","489:4890001734","489:4890002893","489:4890002469","489:4890001895"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9454553296003594,0.9376306714660856,0.910619545807168,0.9052051563506862,0.8878340250670941,0.8811321660181071,0.8802619221353601,0.8755162095045637,0.8652110932469287,0.8646515164025513,0.845491583696349,0.8364722445327503,0.8223978504083703,0.819778276717574,0.816215345600841,0.8091529940820564,0.8090754498594709,0.8039405243461119,0.7946797226719815,0.7914194107632495,0.7878925158147452,0.781551395056922,0.7813000914059229,0.7810145416930971,0.7720323342297957],"twin_dists":[0.04349870103756364,0.046609978719248435,0.056201326732935854,0.05796351443217032,0.0633517211425654,0.0653380064804906,0.06559260212932977,0.06696830635262063,0.06988689970385695,0.0700428713652702,0.07524588977085236,0.07761278923293802,0.0812169455956754,0.08187685071240336,0.08276929808091453,0.08452170662324578,0.08454083023500424,0.08580173258315898,0.08804994289651819,0.08883400182147426,0.08967804658725963,0.09118527739668028,0.09124474664648495,0.09131229617522335,0.09342460488323122],"n_dims_used":45,"mean_confidence":0.9142173767089844},"coverage":{"mean_confidence":0.9142173767089844,"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}}