{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001112},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000982","491:4910001246","491:4910001300","491:4910002305","491:4910001667","491:4910001551","491:4910002108","491:4910001553","491:4910001795","491:4910002144","491:4910002241","491:4910001992","491:4910001172","491:4910001786","491:4910002107","491:4910002097","491:4910002346","491:4910002724","491:4910001371","491:4910002630","491:4910000977","491:4910002045","491:4910002250","491:4910002725","491:4910001950"],"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":[0.8158748014177687,0.5111654737711853,0.43025032870983626,0.39229509964054765,0.36095701223574456,0.3527130522807384,0.3432499418052762,0.3193749681889587,0.31924524283073447,0.31206061665703444,0.3017656835258702,0.29802051550657194,0.2762399273087722,0.25335611611541337,0.24304829028714578,0.23308191480664084,0.2328841948008247,0.22372708503324165,0.20643721613630034,0.20599068088622613,0.20091569457196082,0.1941935873246507,0.19396154572186974,0.18849141311873885,0.1871643496004181],"twin_dists":[0.0828542972744635,0.15045968241321375,0.16867572023815502,0.17767104393416874,0.18540659168995693,0.18749670184731493,0.18992751985208703,0.19622564477497478,0.1962605640732815,0.19820717563482176,0.20104171653279163,0.2020867848019625,0.20832495175826524,0.2152125833906575,0.21844372425298028,0.22165320149972323,0.22171777238421952,0.22474879208761026,0.2307061492096472,0.23086441150728826,0.23267984099005695,0.23513378657016204,0.2352195385270619,0.23726208622327946,0.23776384367184342],"n_dims_used":45,"mean_confidence":0.8985603332519532},"coverage":{"mean_confidence":0.8985603332519532,"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}}