{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010424},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010764","490:4900011229","490:4900011247","490:4900010674","490:4900011158","490:4900010677","490:4900010759","490:4900010512","490:4900010836","490:4900010917","490:4900010754","490:4900011300","490:4900011090","490:4900011089","490:4900010585","490:4900011097","490:4900011367","490:4900010848","490:4900010339","490:4900011900","490:4900010765","490:4900010758","490:4900010846","490:4900012118","490:4900011017"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5797333127133949,0.48361064179548646,0.38340301266912097,0.37808823791209617,0.3670707664008892,0.361482590616512,0.3553656352636288,0.32992512203916474,0.3131015738648656,0.30976743360346204,0.304678675870325,0.28737721423481677,0.27072125061353886,0.2702748319130456,0.26800216697911605,0.26724347587532515,0.26639057381789866,0.26066769627536684,0.2547000573022822,0.2532050809400219,0.25213598532844245,0.2464142761944814,0.2447365361424462,0.2394532288203944,0.20992426738177888],"twin_dists":[0.13561621659486917,0.1565486140669999,0.17983453374028352,0.18113907922266015,0.18387224502042593,0.1852741747171307,0.18682146479313042,0.19341181034459984,0.19792357336508043,0.19883385108541668,0.20023407909655724,0.20509970415206544,0.20995250951130678,0.21008505590261742,0.21076194203923218,0.2109887007986228,0.21124409540377775,0.2129711034005235,0.21479753517387415,0.21525931482119978,0.21559060935107602,0.21737909750835832,0.2179085692863943,0.2195913873889835,0.22947821878978297],"n_dims_used":45,"mean_confidence":0.8953606499565973},"coverage":{"mean_confidence":0.8953606499565973,"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}}