{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003427},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001809","490:4900002113","490:4900002565","490:4900010009","490:4900003554","490:4900010377","490:4900004118","490:4900009909","490:4900004376","490:4900003552","490:4900002415","490:4900001948","490:4900003965","490:4900002264","490:4900002417","490:4900001958","490:4900001802","490:4900009704","490:4900010196","490:4900003961","490:4900003683","490:4900003553","490:4900002573","490:4900010003","490:4900002418"],"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":[0.5801649631824712,0.5614937537026754,0.38762931509897963,0.3750033232062746,0.3441537159236925,0.3094978951684109,0.2931791503316652,0.28056578617153194,0.2729647906115979,0.21768003068054143,0.21142419359176953,0.206683931668647,0.20232888726650156,0.17915653897932862,0.1718833427315954,0.15622151671682283,0.1536613373732301,0.15304535799505392,0.15015978192728313,0.14652767768336664,0.13776880368659633,0.13665850672495675,0.13280708282710005,0.12648034583565537,0.124409739474253],"twin_dists":[0.13552361324468454,0.13953557155149315,0.17880333143206636,0.18190037193165945,0.1896938485681018,0.1989076841172317,0.20344923807375556,0.20706303370516663,0.20928841159763056,0.2267958902330402,0.22895430167943726,0.2306188078697742,0.23217117990253272,0.24084594849993335,0.24373114769730458,0.2502557221500623,0.25136697586868734,0.2516363651515525,0.2529090372146689,0.2545368287170038,0.2585890951054588,0.25911637246490254,0.26097066919724016,0.26410661814138336,0.26515872084231246],"n_dims_used":45,"mean_confidence":0.9195816040039062},"coverage":{"mean_confidence":0.9195816040039062,"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}}