{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010749},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008009","490:4900008666","490:4900007996","490:4900009937","490:4900011562","490:4900010833","490:4900011222","490:4900011070","490:4900011563","490:4900010320","490:4900010650","490:4900008106","490:4900011154","490:4900010664","490:4900011690","490:4900010404","490:4900011763","490:4900011076","490:4900010127","490:4900008011","490:4900011075","491:4910004700","491:4910005751","490:4900008103","490:4900011646"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,491,490,490],"twin_sims":[0.5157307147148981,0.26088119732953113,0.22139727854747723,0.1689432820751738,0.13982648130159542,0.11195184492884644,0.10514286821981665,0.09574856935506566,0.06582412204120183,0.0650579977860075,0.057556901525337746,0.05238650085025654,0.043291669779906596,0.036502696486714926,0.034109675108029466,0.031959785935788,0.03145261557336453,0.03079745273499205,0.030418572339404783,0.028902002869485792,0.028224760364673047,0.02415989375833771,0.0229676083092395,0.022898745065514727,0.019590190537083677],"twin_dists":[0.14945958260654915,0.21290625068645513,0.22553306224137706,0.2449222260492416,0.25762024849438936,0.2717877072473724,0.27565444321921934,0.2813232247080223,0.30295956757565606,0.30361067168647127,0.3103419413434661,0.31541624719666606,0.32545391030619525,0.3341773852966307,0.33758245317491425,0.3408197987724739,0.34161054709534894,0.34264834477063655,0.34325716061774064,0.34576112723977354,0.34691591408150274,0.35439610295644913,0.3567966976211271,0.3569386243139537,0.36423838054789204],"n_dims_used":45,"mean_confidence":0.8852061801486545},"coverage":{"mean_confidence":0.8852061801486545,"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}}