{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990001080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000197","499:4990000813","499:4990000324","499:4990000733","499:4990000495","499:4990000030","499:4990001263","499:4990000652","499:4990000731","499:4990000565","499:4990000218","499:4990000717","499:4990001076","499:4990000432","499:4990000280","472:4720000677","499:4990000657","499:4990000980","499:4990001261","499:4990000647","499:4990000584","499:4990000581","499:4990000727","499:4990001167","477:4770003575"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,472,499,499,499,499,499,499,499,499,477],"twin_sims":[0.960345799636085,0.9276400589588922,0.9140941426535574,0.9106109166595548,0.9074526163524357,0.9028356449600883,0.8995742181493075,0.8973006887624401,0.893844532465778,0.8877972966686659,0.8827582739304439,0.8821672194628294,0.8683113962083749,0.8539248780931835,0.8537029178611134,0.8507300798462628,0.8403254429388926,0.8329457254887699,0.8291801243594327,0.8245018135168715,0.8226488826071551,0.8130572936145709,0.8113973850050934,0.8033288533862741,0.8028395192497597],"twin_dists":[0.0369455145505469,0.050337544843477536,0.05504647437872133,0.05620417069058085,0.05723736119180078,0.05872129624938094,0.059751783354458216,0.06046191145426315,0.06152910441079205,0.06336273477844394,0.06486027891842866,0.06503422636088714,0.06901821018992574,0.07298716333200245,0.07304721630751079,0.07384832385936026,0.07660746130049832,0.07852559797328164,0.07949291950610494,0.08068455789027382,0.08115353646532308,0.08355557681997443,0.08396711560264014,0.08595122964596885,0.08607072149226132],"n_dims_used":45,"mean_confidence":0.925431145562066},"coverage":{"mean_confidence":0.925431145562066,"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}}