{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008440},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007775","490:4900010659","490:4900009519","490:4900010314","490:4900008549","490:4900010128","490:4900007889","490:4900010313","490:4900010824","490:4900008000","490:4900011171","490:4900009942","490:4900010567","490:4900010581","490:4900011308","490:4900008550","490:4900010569","490:4900011244","490:4900011443","490:4900010568","490:4900010242","490:4900011311","490:4900010498","490:4900006436","490:4900008546"],"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":[0.43892864979159846,0.2207616479442535,0.20632009755009684,0.18901542635434684,0.16882474482577423,0.15972832037487764,0.1176840664906199,0.09181125619671608,0.09080112774940718,0.053464398870033784,0.04421227406943006,0.038681851671815516,0.03782811675101909,0.034653123051205166,0.023606654895688636,0.02302595600292477,0.017789348188363908,0.01578620088788126,0.01499208881486183,0.014681120903060793,0.01441905436961973,0.012293384824513427,0.011917978125303446,0.010930819055813844,0.010488544361891465],"twin_dists":[0.16666681257380617,0.22574798741557722,0.23074763606587131,0.23706464046947104,0.24497055896179204,0.2487549699713348,0.2686708372539191,0.283829712762232,0.2844864150182786,0.31432519999857034,0.3243615169332223,0.3312377311125881,0.3323722658894917,0.33679173778207705,0.3554969399142111,0.3566767320185668,0.36867683784004535,0.3741025118991531,0.37642244924078944,0.3773605042839077,0.37816474563793845,0.38521280782620254,0.38656840629043665,0.39032281631384685,0.3921036011216981],"n_dims_used":45,"mean_confidence":0.8873921712239583},"coverage":{"mean_confidence":0.8873921712239583,"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}}