{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003105},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003779","490:4900005428","490:4900002819","490:4900003499","490:4900004205","490:4900004346","490:4900003500","490:4900002372","491:4910001340","490:4900002970","490:4900003378","490:4900007047","490:4900003921","490:4900004339","490:4900002963","491:4910002159","490:4900005432","490:4900007046","490:4900002674","490:4900005027","490:4900003920","490:4900003769","490:4900002370","490:4900003776","490:4900004052"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3493182426568256,0.272945017401812,0.17163445606022107,0.1713797978793229,0.16540546246594165,0.16383554902665878,0.16267019948284872,0.15695572931596485,0.13005335713628347,0.11144114766954401,0.11078149566279497,0.10891505777486997,0.10817618479250221,0.09881979597904963,0.08190462672754417,0.06800349595736005,0.06791650099448697,0.06751797309737768,0.06501161825867068,0.0634783851810511,0.061780572908365215,0.059374408305294495,0.05596513370360365,0.052593954951477,0.05249482652142279],"twin_dists":[0.18836474684306112,0.20929424984813846,0.24383140818430615,0.2439341014915603,0.24637539202902314,0.24702742735904853,0.24751436338746724,0.2499394939635921,0.2623214188023645,0.27207131368503534,0.2724391285908227,0.27348908891392826,0.2739085907735432,0.2794238248826473,0.29053592188376637,0.30114060770253553,0.3012122991721822,0.3015416800274191,0.3036502887972572,0.304973162717153,0.30646891554700306,0.3086475856515401,0.3118624979582677,0.31520482365574043,0.31530576226149964],"n_dims_used":45,"mean_confidence":0.8984159681532118},"coverage":{"mean_confidence":0.8984159681532118,"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}}