{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009959},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009958","490:4900009336","490:4900010159","490:4900010057","490:4900009965","490:4900009661","490:4900009956","490:4900010061","490:4900007789","490:4900009545","490:4900010251","490:4900009337","490:4900010332","490:4900010062","490:4900011844","490:4900010155","490:4900010919","490:4900009955","490:4900010334","490:4900010142","490:4900010330","490:4900010687","490:4900010161","490:4900010244","490:4900011389"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.49110361229921534,0.3811803876120313,0.3391356818551477,0.33196180727457913,0.29525088747478234,0.2912708669359273,0.2295462699121996,0.21102817407605456,0.20391455800230632,0.1871229141692652,0.17084291691604714,0.15943115726277649,0.1533063906923444,0.09339236826918486,0.08190478953106976,0.07636752371172273,0.07490479471035129,0.07185284801216076,0.05690045666936264,0.0539216366604351,0.05275885494194392,0.05042632962704042,0.04853598694776145,0.047815598438085666,0.046328337305993735],"twin_dists":[0.1548831701575211,0.18037902409789475,0.1909954372417738,0.19287435794434202,0.20286459920750083,0.20398992012987116,0.22281335006594513,0.2290923836276668,0.23160333510177492,0.237779550350019,0.24415096261072788,0.2488812059110584,0.25152210953870363,0.2828131786359369,0.2905358064845444,0.2945717002149006,0.29567702668291207,0.2980405864327134,0.3109647590343539,0.31386788919461805,0.31503726180638636,0.31744905220727815,0.3194727473344257,0.32026128824739614,0.3219211818378586],"n_dims_used":45,"mean_confidence":0.8900256686740451},"coverage":{"mean_confidence":0.8900256686740451,"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}}