{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001736},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001903","491:4910001954","491:4910001735","491:4910001790","491:4910001956","491:4910001957","491:4910001848","491:4910001492","491:4910001958","491:4910001792","491:4910001734","491:4910001027","491:4910002009","491:4910002007","491:4910001849","491:4910001850","491:4910001675","491:4910001677","491:4910002773","491:4910001727","491:4910001793","491:4910001775","491:4910002105","491:4910001902","491:4910002152"],"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":[0.4997334385016581,0.4357500885734559,0.41109167751683784,0.3847546406069747,0.3455780230059652,0.34150848454457733,0.33373657345861424,0.3188475802134578,0.31864761514838413,0.3130453246812828,0.28275845559683926,0.28211991474859943,0.27792012930628657,0.2731357861213103,0.2562383226481678,0.24388413858602684,0.24153777763684703,0.2124724168029163,0.19794007993147678,0.19474786115685488,0.19209452556475906,0.19008541677245397,0.18833547010307355,0.17909877888002848,0.17836889207611334],"twin_dists":[0.1529743336466038,0.1674007470706024,0.1731708670100382,0.1795041558693107,0.18932625366656222,0.1903787006687252,0.19240749026579224,0.19636765609937235,0.19642153582575136,0.19793888435807142,0.20642790960116464,0.20661255946961937,0.2078333915878873,0.20923793419878872,0.2143241755207925,0.2181784707880757,0.21892458045937133,0.22858965725992908,0.2337589910634371,0.23492924007926133,0.23591211447663288,0.23666265943625917,0.2373209190311926,0.24086853002520703,0.24115432816298607],"n_dims_used":45,"mean_confidence":0.8994690789116754},"coverage":{"mean_confidence":0.8994690789116754,"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}}