{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000002157},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000001251","500:5000002159","500:5000002158","500:5000001199","500:5000001731","500:5000002275","500:5000000846","500:5000001319","477:4770001439","500:5000001521","477:4770001023","485:4850007005","500:5000001145","500:5000001469","477:4770000844","485:4850004687","485:4850006199","485:4850004622","477:4770000439","485:4850003546","500:5000000724","500:5000001088","485:4850004624","500:5000000847","485:4850004146"],"twin_admin_codes":[500,500,500,500,500,500,500,500,477,500,477,485,500,500,477,485,485,485,477,485,500,500,485,500,485],"twin_sims":[0.588111945374362,0.5439666703335987,0.5073154872430201,0.46414346712966015,0.45107840427385765,0.41974682767248606,0.38649214744712024,0.3508574409547447,0.29574130294837564,0.2685784411811964,0.26602563893114867,0.25734135149251663,0.25003138917110435,0.24774478414321793,0.23722265152939445,0.23077841076014824,0.22556109460950766,0.22057895835003827,0.21476132731026987,0.20497486509779017,0.2011439052397933,0.19710700430647593,0.19655728097112027,0.1954954784391007,0.1951932165972044],"twin_dists":[0.13381963227465665,0.1433178121619515,0.15130485974214028,0.16091460278038774,0.1638802071947233,0.17112939215130504,0.17908026881707528,0.18797063373119627,0.20272656023255653,0.2105899702990465,0.21135352752373324,0.21398585437041837,0.21624541382529486,0.21696085355988567,0.22030909988809716,0.22240772096426997,0.2241352384338176,0.2258098366403713,0.22779762737564124,0.23122531559368187,0.23259753313156611,0.2340631237836606,0.2342642999526467,0.23465398237987242,0.23476518100944085],"n_dims_used":45,"mean_confidence":0.9227425469292535},"coverage":{"mean_confidence":0.9227425469292535,"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}}