{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001770},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001238","490:4900002225","490:4900002677","490:4900002400","490:4900001774","490:4900002071","490:4900003118","490:4900001775","490:4900001913","490:4900001769","490:4900002072","490:4900002678","490:4900001236","490:4900001635","490:4900001498","490:4900001239","490:4900001916","490:4900001630","491:4910001208","490:4900002533","490:4900002224","490:4900003533","490:4900004495","490:4900003401","490:4900001244"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490],"twin_sims":[0.7542036732206193,0.5490819204549584,0.4860181102359376,0.3224007277465593,0.2958674237738085,0.2867733347944059,0.2774053150293785,0.2714670308770856,0.26684613519502054,0.26335089639273845,0.25374034675993523,0.23955008097489758,0.2305457773512068,0.22653124170625105,0.1578725265060851,0.15766234666132736,0.14418695018643207,0.14373035164970477,0.14049006294046215,0.13329378944241524,0.11754514640670714,0.11377630422383814,0.09683212654468162,0.09411312021906364,0.09092163264943684],"twin_dists":[0.09755170471337213,0.14221198609968333,0.15601265882022924,0.1954134203530024,0.20269108238371517,0.2052726277372611,0.20798381255048498,0.20973138014655815,0.21110761811496112,0.2121584665101483,0.21509377929385803,0.21956032292366864,0.2224841958899922,0.2238120231362349,0.24954613823328406,0.2496361692730161,0.25560173866183583,0.2558109587076086,0.257310074303465,0.26073412936328166,0.2687449804103404,0.2707826065584201,0.28064770581201254,0.2823542929550816,0.284407769924571],"n_dims_used":45,"mean_confidence":0.9138269212510851},"coverage":{"mean_confidence":0.9138269212510851,"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}}