{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001318},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001127","498:4980001126","498:4980001530","498:4980001527","498:4980001041","498:4980001037","498:4980001806","498:4980002625","498:4980001316","498:4980001244","500:5000010858","498:4980000777","498:4980001221","468:4680000714","498:4980002321","498:4980001031","498:4980001230","498:4980003561","498:4980002923","500:5000010941","498:4980000778","498:4980003188","498:4980001134","498:4980001223","498:4980001925"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,500,498,498,468,498,498,498,498,498,500,498,498,498,498,498],"twin_sims":[0.8919894695710886,0.7617630776530441,0.6633730754574204,0.6475393955696341,0.6424536216850895,0.6049728023223858,0.5893891651258275,0.577706174003653,0.5715086629581843,0.565461117916738,0.563457097261238,0.5518835042698137,0.5447040133355251,0.5447032012973372,0.541895608826823,0.5410434570653716,0.534855117277893,0.5336298347407294,0.532156548031014,0.5247005515922968,0.5176969177039971,0.5167254200682684,0.5086923905300874,0.508238676552531,0.5043754762146984],"twin_dists":[0.06209602032443248,0.09581176274906195,0.11766624807783922,0.12107975555894336,0.12217326209952692,0.13020806709898117,0.1335459121583699,0.13605118305907407,0.13738187326994747,0.13868184121007726,0.13911298655106857,0.1416070673957741,0.14315830052582465,0.14315847617539576,0.14376605944489587,0.14395058465668648,0.1452922760826037,0.1455582908785078,0.14587831371175286,0.1475007780204071,0.1490295236427143,0.1492419654202732,0.15100240128507278,0.1511020430110555,0.15195140690555448],"n_dims_used":45,"mean_confidence":0.924951680501302},"coverage":{"mean_confidence":0.924951680501302,"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}}