{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001848","491:4910000977","491:4910001793","491:4910001675","491:4910001954","491:4910001377","491:4910000980","491:4910001492","491:4910001613","491:4910001242","491:4910002679","491:4910001717","491:4910001795","491:4910002298","491:4910002152","491:4910002923","491:4910001996","491:4910001902","491:4910001894","491:4910001794","491:4910002045","491:4910001831","491:4910001305","491:4910000915","491:4910001677"],"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":[0.35762191870538207,0.3054255061468266,0.290795186082462,0.28190559320400793,0.26135651411715405,0.24160497559428606,0.23828665851074257,0.201622722627698,0.1990324126270054,0.1654999770463584,0.14534492995767656,0.14510142687451025,0.14431409877093238,0.14210932008251378,0.13276068856440001,0.12119059189429401,0.11317096971066003,0.10617152233274163,0.10327624785535608,0.10267036820866328,0.10055957525686261,0.09819561328429166,0.09659584209408843,0.09561999860411713,0.0952499196216006],"twin_dists":[0.18624915682838625,0.20002773994056286,0.20412502427752152,0.2066745924839844,0.21276198884218916,0.21890314735756983,0.21996619826434266,0.2324250485500085,0.2333615485372042,0.24633628005379332,0.2550733300031464,0.2551841854167023,0.2555435648569361,0.2565577490781393,0.26099325087013203,0.2668211734592419,0.2711147014426002,0.27505805854878024,0.27674835393514324,0.27710673453291235,0.2783683200055258,0.2798060597438413,0.2807945033295864,0.28140377767981734,0.2816361187536017],"n_dims_used":45,"mean_confidence":0.8991391499837239},"coverage":{"mean_confidence":0.8991391499837239,"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}}