{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005556},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006440","490:4900005429","490:4900005031","490:4900005287","490:4900005958","490:4900005953","490:4900005684","490:4900005028","490:4900005164","490:4900007413","490:4900007293","490:4900006310","490:4900005291","490:4900005423","490:4900006311","490:4900004745","490:4900006322","490:4900005300","490:4900005029","490:4900005683","490:4900005956","490:4900005551","490:4900006074","490:4900005166","490:4900005030"],"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":[0.7944192959285088,0.6895264619346289,0.5771016462263615,0.5014521986714926,0.47367743494964415,0.44030753939145545,0.4348487598235132,0.42527753131118107,0.42365007801341326,0.41156679788679046,0.4108673218103532,0.4029901932884888,0.38794749008930735,0.38425904012216977,0.36360561741665615,0.3615242275885313,0.338800142987479,0.33829592538030767,0.3367380125052601,0.31128432756076463,0.30902892557449757,0.3078364233660505,0.30725058479761264,0.30569014769838143,0.29930472618540377],"twin_dists":[0.08811270947682426,0.11198618547118558,0.13618092336701715,0.15259528180341186,0.15876896650110886,0.16634907613365296,0.16760925146165742,0.16983425139263125,0.17021462007684068,0.17305832151181413,0.1732240316861341,0.17509884831224337,0.17872591424941095,0.17962523086336574,0.18474028092940842,0.18526368866923865,0.1910828368781764,0.19121426081667425,0.1916209981939676,0.1984190222630252,0.19903623410640311,0.1993636184241966,0.19952471929271604,0.19995469310300923,0.2017275718337808],"n_dims_used":45,"mean_confidence":0.8987832811143663},"coverage":{"mean_confidence":0.8987832811143663,"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}}