{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001327},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001123","491:4910001127","491:4910000993","491:4910001503","491:4910001058","491:4910001052","491:4910001000","491:4910001195","491:4910001124","491:4910001194","491:4910001057","491:4910001561","491:4910000997","491:4910001121","491:4910001189","491:4910001385","491:4910001321","491:4910001005","491:4910001624","491:4910002412","491:4910001182","491:4910001804","491:4910001130","491:4910001860","491:4910001128"],"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":[0.8027782820242655,0.5554916661688173,0.422999613344809,0.3873072523588769,0.358595806101223,0.35609885391972096,0.32313033180083356,0.27063414935009616,0.22633108048828413,0.21421612930311854,0.20422288274530978,0.19696633543506745,0.1948324832617474,0.16660687267711508,0.16206155275419742,0.15103903475950103,0.15071757150701828,0.13352045580447114,0.11517142186160598,0.11145094392642647,0.10834113814371758,0.10568618981441937,0.09596612068091248,0.08597567720713128,0.07831997320879368],"twin_dists":[0.0860856686241797,0.14082870696466143,0.17036681730830439,0.17888172514620349,0.1860027034618169,0.18663527845514652,0.1952182065322026,0.20997836018510357,0.22387863374867584,0.22798576220909386,0.2314932729225657,0.23411456579449466,0.23489804714425588,0.24587942054422637,0.24776968900084362,0.25251935570718353,0.25266163293580923,0.2606241909307276,0.270022373287979,0.2720658640829888,0.27381474493534885,0.27533887823390907,0.2811871166926152,0.28770589815490794,0.29312258178510553],"n_dims_used":45,"mean_confidence":0.8968670315212673},"coverage":{"mean_confidence":0.8968670315212673,"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}}