{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008328},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009005","490:4900008217","490:4900012090","490:4900010215","490:4900007779","490:4900011692","490:4900008218","491:4910005712","490:4900010481","490:4900012099","490:4900010490","490:4900008119","490:4900011627","490:4900012089","490:4900009628","490:4900008327","491:4910005463","491:4910004610","490:4900007887","490:4900009523","490:4900011583","490:4900011074","490:4900008107","490:4900012027","490:4900010039"],"twin_admin_codes":[490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,491,490,490,490,490,490,490,490],"twin_sims":[0.5321540211239566,0.49767333697564636,0.37297660775248015,0.3086506691236362,0.2032454985159901,0.11546653189804824,0.1124732783453993,0.11187257858080532,0.10506461731946058,0.09612213549178991,0.08886846012223487,0.08513411831163106,0.0841904987768664,0.08242427236467287,0.08161763804906279,0.08151243477630302,0.07633973302289093,0.07338602907691609,0.07307122014521454,0.06968870920675335,0.058831614597260225,0.05673552938000835,0.05540391542546249,0.05023349390852175,0.048883153047003476],"twin_dists":[0.1458788627556008,0.15342914460462628,0.182402193531171,0.19914000020578274,0.23184256122385632,0.2698624690443192,0.27149916684038666,0.27183166081742155,0.2756999963251542,0.28108965753584036,0.28575917087232805,0.2882820108708624,0.2889334158455065,0.2901685149682448,0.2907396326307731,0.2908144517952348,0.2945925408497659,0.29684328863531945,0.29708746785946843,0.2997663516904977,0.3091490734605017,0.3111221694802207,0.3124071340858441,0.31765256715394985,0.31909622154291095],"n_dims_used":45,"mean_confidence":0.887551032172309},"coverage":{"mean_confidence":0.887551032172309,"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}}