{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006203},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004614","490:4900006446","490:4900007661","490:4900002673","490:4900005562","490:4900006924","490:4900006198","490:4900007537","490:4900002674","491:4910002159","490:4900007288","490:4900005432","490:4900002819","490:4900006666","490:4900003376","490:4900006558","490:4900004064","490:4900005169","490:4900007161","490:4900007428","490:4900006194","490:4900002963","490:4900002970","490:4900007544","490:4900004471"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4633260328008942,0.37608143630695684,0.35730288863321913,0.2924536420228358,0.25152109798646766,0.23462425480236423,0.2298240548902801,0.22525940618299065,0.22521277014149782,0.20737179816607135,0.20580287378915427,0.190936398202484,0.17315750203658029,0.1703108962305528,0.16434736003787073,0.15873782134382444,0.1526239308446553,0.15216034013109256,0.14938673748999234,0.14434807925179355,0.13735804025943432,0.13052524420162112,0.12955118350326178,0.12948164550407637,0.12480782753624292],"twin_dists":[0.16109926857176965,0.18163396966698417,0.18632996596220638,0.20365455264053947,0.2157815579102106,0.22115073767003643,0.22272177618782735,0.22423593741013423,0.22425151180206399,0.2303756671369086,0.23093104468319506,0.2363440847130937,0.24321949185333375,0.244366343105868,0.24681436150100736,0.24917640475765768,0.25182112851275623,0.2520248104107612,0.25325303783647074,0.25552802433563876,0.2587837938456163,0.2620884291442042,0.26257006414060574,0.26260455240576647,0.2649554200057],"n_dims_used":45,"mean_confidence":0.9024342007107204},"coverage":{"mean_confidence":0.9024342007107204,"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}}