{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001009","477:4770001536","477:4770001066","477:4770001004","477:4770001244","500:5000001705","477:4770001002","477:4770001003","477:4770000939","477:4770001128","477:4770001362","500:5000001282","477:4770001425","500:5000001794","500:5000001227","477:4770001534","477:4770001120","477:4770000888","477:4770001067","500:5000001290","485:4850006895","477:4770000826","477:4770001199","477:4770000947","477:4770001055"],"twin_admin_codes":[477,477,477,477,477,500,477,477,477,477,477,500,477,500,500,477,477,477,477,500,485,477,477,477,477],"twin_sims":[0.7271444674128292,0.6855963980459724,0.6385726000161033,0.6231936639038081,0.6103673815441962,0.5929641787333185,0.5904718802364521,0.5704409079544099,0.5586759886667421,0.5452564194832431,0.5413472053617241,0.5344309444252426,0.5285589509032507,0.502149602414526,0.49528735282407016,0.49035264010643465,0.48918106491550073,0.4886895707701019,0.4846323606749258,0.4834562738757291,0.4657061603533768,0.462969910989356,0.4590417208592186,0.4567741081517613,0.4537720068887219],"twin_dists":[0.10367695813915802,0.11284384055042886,0.12300696558341272,0.12630558664503616,0.12905293124382716,0.13277991680554208,0.13331390148611888,0.13761128235620512,0.14014240745136478,0.14303882189738823,0.1438848047399722,0.14538435210645206,0.14666055257359883,0.15244158024506105,0.15395656915263875,0.15504973870019814,0.15530975085114584,0.1554188856832782,0.15632105642158203,0.15658300795600824,0.1605618910716691,0.16117975533765821,0.16206901691366685,0.16258359395754482,0.16326627069419147],"n_dims_used":45,"mean_confidence":0.9224226209852431},"coverage":{"mean_confidence":0.9224226209852431,"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}}