{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007906","490:4900010417","490:4900009967","490:4900008561","490:4900008804","490:4900010418","490:4900009664","490:4900007795","490:4900009966","490:4900008682","490:4900007907","490:4900008785","490:4900008447","490:4900010046","490:4900009325","490:4900009333","490:4900010166","490:4900010158","490:4900009001","490:4900009114","490:4900011315","490:4900010603","490:4900008558","490:4900010324","490:4900011781"],"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":[0.19863841347439853,0.13768266053559097,0.1373075998025672,0.09180716029015516,0.055809338903804975,0.05420860671532742,0.0437409179804668,0.03496090898461074,0.03450920194563442,0.03217586989962549,0.02991134727336177,0.027031443126407855,0.02604066209291622,0.0256788952351281,0.024751887282694778,0.023830228111243006,0.022933626951063532,0.022129751845695707,0.020624277706583163,0.020403546362698664,0.020132000608016423,0.019194104221476736,0.01709527651761229,0.0170421531576143,0.01663772869062176],"twin_dists":[0.23350473002660463,0.2586298902905666,0.2588077322505321,0.2838323640178683,0.31201323507355405,0.3135825123695503,0.3249184171360103,0.336348581522699,0.33700010887096127,0.34048614952931266,0.3440824656536008,0.3490099643354621,0.35081000857995115,0.35148201127030154,0.3532420622641795,0.3550494099537296,0.3568666867692525,0.3585492058640509,0.3618484256388598,0.362349659064285,0.3629728053798733,0.36518304637548127,0.37049315186785625,0.37063481914513946,0.3717262098630955],"n_dims_used":45,"mean_confidence":0.8916527642144098},"coverage":{"mean_confidence":0.8916527642144098,"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}}