{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012608},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012738","490:4900012983","490:4900012737","490:4900012810","490:4900012936","490:4900012609","490:4900012739","490:4900013094","490:4900013093","490:4900012873","490:4900012676","490:4900012461","490:4900013227","490:4900012937","490:4900013121","490:4900013199","490:4900013022","490:4900013150","479:4790001744","490:4900012809","490:4900013057","490:4900013080","490:4900000870","477:4770002691","490:4900003044"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,479,490,490,490,490,477,490],"twin_sims":[0.7075722215556113,0.4339376988218934,0.41981810014894316,0.4048828993440971,0.27254633249240456,0.24231522934375288,0.23538340447064948,0.22113256036222004,0.13924593946943764,0.1368140328456189,0.11942994641156834,0.11577352029477005,0.11513996122300883,0.10072492641124556,0.08812204661506295,0.08699639001378752,0.044970807745524394,0.043990657001963564,0.042749223360994376,0.04204016534618741,0.04029206513695225,0.040036946445778286,0.03939069721371278,0.039198485939764105,0.03419268081453676],"twin_dists":[0.10802490726827602,0.16782018278958777,0.17111265652850247,0.17464689239999326,0.20941202135306308,0.21867684435334303,0.2209042164715295,0.2256225209483007,0.25789250952983445,0.2590423208460269,0.26774470858950733,0.2696964614502013,0.2700394386830766,0.27826874907836546,0.2862566006411676,0.2870131350777937,0.32347569862032016,0.32462272983810436,0.3261067559573591,0.3269707154312716,0.32915436408838034,0.32947970210074184,0.33031173204316483,0.33056142513066494,0.3374609889337196],"n_dims_used":45,"mean_confidence":0.9040257771809895},"coverage":{"mean_confidence":0.9040257771809895,"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}}