{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001176","485:4850002474","485:4850001056","485:4850001283","485:4850001224","485:4850001171","485:4850001654","485:4850002461","485:4850001061","485:4850000381","485:4850001495","485:4850002742","485:4850000961","485:4850001296","485:4850000144","485:4850000611","485:4850000338","485:4850002660","485:4850001796","485:4850001290","485:4850000892","499:4990002307","485:4850001793","485:4850001286","499:4990001421"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,499,485,485,499],"twin_sims":[0.7839474788463777,0.6852443820177951,0.6647370832124001,0.6120469232037697,0.5897670753069589,0.5603410547438603,0.5481827510245434,0.5420080914576048,0.5392945735807132,0.5215279459796095,0.5145550678541203,0.4923220872952213,0.4918279260827536,0.4729684391000231,0.47095802916665963,0.4688158966851713,0.46392576211838166,0.4573337155435728,0.45535179693232364,0.4506384049635319,0.4446967522687804,0.4434143253252549,0.43717257633525114,0.4137120552735395,0.4107811248252764],"twin_dists":[0.09061726565899896,0.11292058157849784,0.11737143069417058,0.1286932746449365,0.13346492875161484,0.13978376700465292,0.14240624244175937,0.14374170642230935,0.14432945856360185,0.1481926995000335,0.14971691803158738,0.15461306828255542,0.15472258617836104,0.1589280227778717,0.1593794709868764,0.15986121146622148,0.16096377320317445,0.162456519930619,0.16290682247872804,0.16398062252351064,0.16534023906705478,0.1656345987687396,0.16707203166470486,0.17255086120482024,0.1732444608210198],"n_dims_used":45,"mean_confidence":0.9180992974175347},"coverage":{"mean_confidence":0.9180992974175347,"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}}