{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006042","470:4700006603","472:4720004286","489:4890000852","468:4680001383","467:4670000320","489:4890003465","469:4690002280","489:4890003242","479:4790002970","470:4700007160","489:4890003753","469:4690001965","467:4670000739","496:4960009818","489:4890003264","496:4960001803","469:4690001972","489:4890003834","479:4790002537","496:4960003405","489:4890003448","472:4720005525","468:4680003178","468:4680007379"],"twin_admin_codes":[470,470,472,489,468,467,489,469,489,479,470,489,469,467,496,489,496,469,489,479,496,489,472,468,468],"twin_sims":[0.4775981545218829,0.4051239619726763,0.36549708718366153,0.3605839555747977,0.33503099899942906,0.3339537886864268,0.3286567385130671,0.3241857678131583,0.31288655393357445,0.31152580074427505,0.30821177595358346,0.3049368783650281,0.29961117461941816,0.296333861285091,0.2959595412984022,0.2925150095509272,0.2909940283631172,0.28968955189876516,0.28339036761049524,0.28323928692993267,0.28116205839025804,0.2772474746769328,0.27401373381451116,0.27226912997834674,0.2702371090363654],"twin_dists":[0.15789080037027517,0.17458939747380456,0.18426594539741603,0.18550064113215675,0.19206783244200043,0.1923504429418929,0.19374743929062935,0.19493624685813596,0.19798211011237632,0.19835309275970237,0.19926049225259163,0.2001627081395704,0.20164198712757553,0.2025599506609696,0.20266517531270792,0.20363717430678316,0.20406853257999205,0.20443955867305744,0.20624542447997044,0.20628903156923895,0.20689002204359455,0.20802996521951725,0.20897907179048586,0.20949396945324245,0.21009626241450163],"n_dims_used":45,"mean_confidence":0.9149571736653646},"coverage":{"mean_confidence":0.9149571736653646,"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}}