{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990000136},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001061","499:4990001280","472:4720000941","499:4990000987","499:4990000887","499:4990000101","499:4990000573","499:4990000221","499:4990000656","499:4990000371","499:4990000164","499:4990000895","499:4990000130","472:4720000608","499:4990000313","499:4990000638","499:4990000508","499:4990000983","499:4990000884","499:4990000185","499:4990000970","499:4990000566","499:4990000269","477:4770003872","499:4990000647"],"twin_admin_codes":[499,499,472,499,499,499,499,499,499,499,499,499,499,472,499,499,499,499,499,499,499,499,499,477,499],"twin_sims":[0.9316350255453885,0.9087003855669298,0.8704576853441801,0.8200215592566095,0.8107169890554645,0.8086073045711446,0.7894438361575152,0.7845708386126039,0.7770078153172953,0.7730309061077419,0.7722489539763768,0.7598430723297435,0.7549144568255683,0.7527866069542668,0.7477594911820353,0.7416154234163463,0.7376352413144345,0.7185957739560842,0.7134401404160647,0.7079224567964912,0.7070354721359129,0.705875126159831,0.7057727476291057,0.705241704993941,0.7031695715687696],"twin_dists":[0.04887635948056916,0.05683098858330385,0.0684122119793561,0.08181570037315099,0.0841354657781246,0.08465622927227871,0.08930730824666788,0.09046919435513857,0.09225749554944274,0.0931909402427178,0.09337394014169387,0.09625501998127609,0.09738869254136487,0.0978763436633843,0.09902431668224203,0.1004198517910888,0.10131971978802418,0.10558345085402579,0.10672755401259106,0.10794761059499951,0.10814333444669932,0.10839921504248733,0.10842178282353801,0.10853882024709562,0.10899513987901811],"n_dims_used":45,"mean_confidence":0.9242314656575521},"coverage":{"mean_confidence":0.9242314656575521,"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}}