{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009519},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008440","490:4900010659","490:4900010581","490:4900007775","490:4900008000","490:4900010314","490:4900010567","490:4900009942","490:4900010128","490:4900007889","490:4900008546","490:4900010824","490:4900011308","490:4900010569","490:4900008549","490:4900010052","490:4900011171","490:4900011443","490:4900010498","490:4900010041","490:4900010313","490:4900012105","490:4900011506","490:4900011504","490:4900010651"],"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":[0.20632009755009684,0.1176158068201364,0.07924316331545733,0.0450656105490441,0.04268842565661756,0.04032396219375391,0.030573395683393154,0.025757541354159415,0.02573343802837909,0.02196039554036189,0.02007660484666479,0.017682302209076736,0.015143056004925217,0.01342606050702219,0.01245455173223738,0.012034262770326607,0.012000523452600451,0.01160438962146011,0.011528204337817056,0.008415705169242635,0.008120848533455332,0.007990838489585152,0.006849408108271727,0.006830814536727192,0.006281176691693586],"twin_dists":[0.23074763606587131,0.2687072597939066,0.292447478355471,0.3233658706665138,0.32618036087784186,0.32911381005382817,0.3430075973199018,0.35133522952825463,0.35138017377026515,0.3589104261807185,0.36310082744172123,0.3689528699255338,0.37597321347813417,0.38133403836795904,0.3846420631876133,0.3861445006944485,0.3862671189696491,0.3877301332609524,0.3880165748447849,0.4014636849563195,0.4029593526595711,0.40363434395794445,0.4100248035336704,0.4101366129216117,0.4135721650235866],"n_dims_used":45,"mean_confidence":0.8861780802408854},"coverage":{"mean_confidence":0.8861780802408854,"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}}