{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001124},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001195","491:4910001194","491:4910001130","491:4910001128","491:4910001624","491:4910001000","491:4910001189","491:4910001187","491:4910001127","491:4910000987","491:4910001182","491:4910001330","491:4910001267","491:4910001327","491:4910001186","491:4910001563","491:4910001321","491:4910001385","491:4910001059","491:4910001123","491:4910001564","491:4910001190","491:4910001621","491:4910001052","491:4910001561"],"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":[0.6716464583436019,0.6567873125330563,0.6210433961696004,0.5896647692206245,0.5511400030921192,0.4892044019773683,0.37306236970881446,0.3493695509105835,0.3388270442182494,0.29882902550940665,0.27792197073591146,0.27051950178818496,0.25624717947919806,0.22633108048828413,0.2224968639244689,0.20622397279858293,0.19743623295789578,0.19228593885831669,0.18975365145333864,0.18834123114406376,0.18293925909619083,0.18174420468951408,0.1661455888173432,0.16473894812688297,0.13670937298626834],"twin_dists":[0.11587587506592416,0.11908789937616159,0.1267663241615984,0.1334868519283173,0.1417675558101886,0.15530456974614773,0.18238093143358317,0.18835159467642834,0.19107582805181605,0.20186052689768802,0.20783285385498174,0.21001239412210956,0.21432145528808833,0.22387863374867584,0.22516223204619076,0.2307816983104321,0.23394282550034434,0.23584089417154547,0.23678712958831644,0.23731874494948182,0.23937817095854955,0.2398395395064673,0.2460695436470918,0.24665166796907698,0.25909214625508104],"n_dims_used":45,"mean_confidence":0.8961418999565972},"coverage":{"mean_confidence":0.8961418999565972,"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}}