{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011076","490:4900008120","490:4900010650","490:4900008344","490:4900008345","490:4900011073","490:4900010996","490:4900010833","490:4900007899","490:4900010834","490:4900008227","490:4900010746","490:4900010916","490:4900011221","490:4900010745","490:4900011072","490:4900008006","490:4900008010","490:4900010140","490:4900007901","490:4900009934","490:4900010915","490:4900008005","490:4900008123","490:4900007773"],"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":[0.8029627281601993,0.5318941370027772,0.44240238103031504,0.4055615953595992,0.4045680570052872,0.3807263872925832,0.3763020680479925,0.3256638857522369,0.3002018065477233,0.29102208280853753,0.2744084743697979,0.22902202827507598,0.22642657570031088,0.2233664472539853,0.22033915979012514,0.21654352749932285,0.21235752571898656,0.2071843791587825,0.202998269464536,0.1911631741558265,0.189939334230104,0.18750595723988722,0.18476674831512208,0.18033449859926132,0.17739423567211068],"twin_dists":[0.08604064354517238,0.14593533300918823,0.1658671051340697,0.17448505823427418,0.17472200729296336,0.18049043095801476,0.18157949752164146,0.19454222422212353,0.20147718021050068,0.20406056407576825,0.2088628486880381,0.22298636977008046,0.22384684952045586,0.22486983415035927,0.22589107205241873,0.2271848713330516,0.22862956475069823,0.23044185966473088,0.2319310961137105,0.2362593558643802,0.23671744727100427,0.23763444539651715,0.23867673572391826,0.24038654253260525,0.2415372671986049],"n_dims_used":45,"mean_confidence":0.8824703640407986},"coverage":{"mean_confidence":0.8824703640407986,"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}}