{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002920},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003162","489:4890001847","489:4890003583","489:4890003392","489:4890003015","489:4890002107","489:4890003000","489:4890001999","489:4890001916","489:4890002421","489:4890003338","489:4890003092","489:4890002264","489:4890002169","489:4890003160","489:4890001766","489:4890002108","489:4890001930","489:4890003461","489:4890001771","489:4890003263","489:4890002343","489:4890003018","489:4890002501","489:4890001685"],"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":[0.7558371963343115,0.7126095675100678,0.6957697591617997,0.6511991485590303,0.6427680044203102,0.6043402091441695,0.586595695537589,0.5428889494432046,0.5274411880021863,0.5097305946538911,0.49725635700953097,0.4945087127762175,0.48095037478220387,0.4728548539117297,0.4726281568004627,0.4632525663361077,0.4608230690032515,0.4570524760794586,0.4327751092610304,0.4196025350692871,0.4181785659368136,0.40033072809982595,0.38674386991019116,0.38156485111042493,0.38053429849830184],"twin_dists":[0.09717689166481355,0.10691149147881095,0.1106202054197035,0.12029207105715072,0.1221057001318732,0.1303435235749763,0.13414462379622774,0.14355102845803122,0.14690382349979872,0.15077448444308356,0.15352126637739086,0.15412884629029885,0.15714181665615604,0.15895351185325496,0.15900438988783905,0.16111587088560755,0.16166542344213394,0.1625203759458339,0.16808960691857627,0.17116327745582405,0.1714979446620924,0.17573551536692714,0.17901893298753688,0.1802847307992949,0.18053758679032428],"n_dims_used":45,"mean_confidence":0.9149922688802083},"coverage":{"mean_confidence":0.9149922688802083,"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}}