{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000722},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000311","499:4990000807","499:4990000315","470:4700007057","472:4720000359","472:4720005566","477:4770003520","470:4700005425","472:4720005786","472:4720005285","470:4700007054","488:4880004915","499:4990000023","466:4660005169","472:4720005714","472:4720003025","467:4670004185","472:4720000742","472:4720005343","472:4720000877","468:4680001937","488:4880003540","468:4680003234","468:4680001426","499:4990000058"],"twin_admin_codes":[499,499,499,470,472,472,477,470,472,472,470,488,499,466,472,472,467,472,472,472,468,488,468,468,499],"twin_sims":[0.6670851701636561,0.597987840968755,0.5669347586870048,0.5163025116331021,0.5098217064587077,0.44979339343814334,0.4237357934663506,0.4014860009084154,0.3965280024922411,0.3854084484991718,0.38353932530724394,0.3835317440528116,0.3834224043035469,0.38089951835931113,0.3775348052225547,0.3744201280659543,0.36964608191527776,0.3689721126884602,0.3686162939449538,0.3678519800393224,0.36276491329456634,0.36063524591513346,0.3592802990735506,0.34742351376697506,0.34152971727406184],"twin_dists":[0.11686359384921262,0.13170385455238232,0.13836492226851657,0.14933447494608862,0.15075448841321304,0.16417357113663544,0.1701945714647692,0.17545871283849407,0.17664922360932003,0.17934454448355808,0.17980118969604852,0.1798030440317345,0.17982978991988086,0.1804479388833553,0.18127543131224994,0.18204463614823305,0.18322977551360375,0.1833976956841007,0.18348640996971866,0.18367711670217812,0.184951509680546,0.18548770764268124,0.18582968992316717,0.18885114733840075,0.1903731922563522],"n_dims_used":45,"mean_confidence":0.9230331420898438},"coverage":{"mean_confidence":0.9230331420898438,"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}}