{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001318","491:4910002360","491:4910001804","491:4910001004","491:4910001447","491:4910001503","491:4910001265","491:4910001385","491:4910001504","491:4910001861","491:4910001510","491:4910002414","491:4910001914","491:4910001860","491:4910001071","491:4910001137","491:4910001319","491:4910001067","491:4910001511","491:4910001070","491:4910001271","491:4910002308","491:4910001123","491:4910001005","491:4910001266"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.27113085848480445,0.2682856016535334,0.2080547855578638,0.18843020648325282,0.17918489175949984,0.17200765545116425,0.1579275742189492,0.15440721667757096,0.12671887671807985,0.12194222361670105,0.12006189125849132,0.11612450636631691,0.11488914352738941,0.10262443785080468,0.09166130709461984,0.09161892575003014,0.08483397752643322,0.08247593338180817,0.08243490420403861,0.07885711449565237,0.07801988332538236,0.0737319559133132,0.07350726669724636,0.06853537868799707,0.06643646284412548],"twin_dists":[0.20983101129389603,0.21067733084841328,0.23013479477221324,0.23728517365775445,0.24083486576456253,0.2436811089975201,0.24952257285799428,0.25104183431807076,0.26398625881474613,0.2664300275914034,0.2674120366668574,0.26950707534515395,0.2701756196940892,0.2771339697687444,0.28392683493056614,0.2839543081368179,0.28848857867526306,0.2901320902308516,0.29016101726422155,0.29272901262880124,0.2933434061715068,0.2965759477691697,0.2967494774526994,0.30070390573837796,0.3024435923333835],"n_dims_used":45,"mean_confidence":0.8959347195095486},"coverage":{"mean_confidence":0.8959347195095486,"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}}