{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001492},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001675","491:4910001734","491:4910002007","491:4910001899","491:4910001549","491:4910001716","491:4910001241","491:4910001305","491:4910002923","491:4910001903","491:4910001613","491:4910001554","491:4910001377","491:4910002357","491:4910001242","491:4910002152","491:4910000980","491:4910001957","491:4910002133","491:4910001550","491:4910001313","491:4910001727","491:4910001736","491:4910001665","491:4910001850"],"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":[0.6141261642021711,0.5579272489088064,0.4979937597519957,0.4668866782357036,0.4668796922134968,0.4480815488212795,0.44551565815108557,0.43653617703942527,0.42138573987421385,0.4170004483735687,0.4116126128633669,0.40051060684764367,0.38813963483438374,0.38442622114031527,0.3801714859299314,0.3795468473412911,0.37465331375569155,0.3703153526198146,0.34765171034916476,0.3363270653039535,0.33632000873976825,0.32499362075482113,0.3188475802134578,0.30337941430675,0.303170401412856],"twin_dists":[0.1282480007089227,0.140303728226637,0.15335836970834926,0.1602957106697743,0.1602972851796419,0.16456486785994692,0.1651524430813341,0.16721904136248794,0.17074485962608865,0.1717751982675823,0.17304747196034265,0.17569239277881482,0.1786791768018576,0.1795843802902463,0.1806266849102645,0.18078017756243736,0.1819869400908753,0.18306317667512087,0.18879249263388545,0.1917284569618525,0.19173030280612827,0.19472077379260125,0.19636765609937235,0.2005937472627363,0.20065169069225214],"n_dims_used":45,"mean_confidence":0.898021952311198},"coverage":{"mean_confidence":0.898021952311198,"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}}