{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002573},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003160","490:4900002424","490:4900003291","490:4900003551","490:4900003553","490:4900003292","490:4900002568","490:4900002415","490:4900010461","490:4900001809","490:4900003425","490:4900003161","490:4900003823","490:4900010546","490:4900002104","490:4900002268","490:4900002570","490:4900003427","490:4900002566","490:4900002417","490:4900002565","490:4900002113","490:4900003155","490:4900002118","490:4900004376"],"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":[0.32275138766359707,0.2903555499147817,0.2655714196568539,0.24771370721786934,0.20779883806824584,0.19769210009315757,0.19437657421126978,0.1940678127876827,0.16733491169567027,0.1669174658746729,0.16215301057475606,0.1587473925921547,0.1491522740229553,0.14342232149810472,0.1394322766577872,0.13749447086381342,0.1366558809096222,0.13280708282710005,0.123584365016444,0.11914325637046828,0.11166751810696703,0.1074646085504883,0.10530024259359055,0.09417726565050037,0.09136700622959214],"twin_dists":[0.1953195665988463,0.20425000792822012,0.21148986373841694,0.2169706060903486,0.23022499772137184,0.2338494289034382,0.23506621319506324,0.23518025823823646,0.2455801220777646,0.24575161993563882,0.24773127836314882,0.2491723232613307,0.2533576320196536,0.2559523813814288,0.2578050294429521,0.2587190785337395,0.2591176232522251,0.26097066919724016,0.26558181467740233,0.2678960734981682,0.27194547945457076,0.274314699476615,0.27556290885149154,0.2823135875387908,0.2841178197469507],"n_dims_used":45,"mean_confidence":0.918995836046007},"coverage":{"mean_confidence":0.918995836046007,"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}}