{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002902},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910002903","491:4910002850","491:4910002494","491:4910002601","491:4910002851","491:4910002442","491:4910002502","491:4910003221","491:4910002441","491:4910002901","491:4910002437","491:4910003517","491:4910002602","491:4910003344","491:4910002703","491:4910002799","491:4910003516","491:4910002489","491:4910003390","491:4910001099","491:4910002909","491:4910001361","491:4910003303","491:4910003345","491:4910002755"],"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":[0.8661410948548816,0.77732091303159,0.506846405845574,0.4702650216678351,0.44434839855875474,0.43969277098798165,0.3899399639275888,0.3894895949227505,0.3657170827008854,0.3432624505796445,0.32238751955191725,0.2796017202653667,0.264521316537816,0.22470616727031223,0.22021549166996535,0.19599887459292922,0.19257497951718788,0.18211818823690124,0.18153439579770794,0.17038277382495196,0.1691422556685921,0.16707493521392175,0.16194877395223142,0.16002840536486296,0.14689833183582832],"twin_dists":[0.06962713022628733,0.0921838092873368,0.15140795005024987,0.15953523911094555,0.16542016557044628,0.16649068852647933,0.17824179141644125,0.17835111821997515,0.18421085615773894,0.18992428346940374,0.19541695662546776,0.20734323530269808,0.21180561472591414,0.22442083323650633,0.2259329896426558,0.2344690531525704,0.23573344261049264,0.23969492783905216,0.23992076035057117,0.24433721638077235,0.2448411504294662,0.24568689107710268,0.2478170757183941,0.24862766605154127,0.2543693573956209],"n_dims_used":45,"mean_confidence":0.895760260687934},"coverage":{"mean_confidence":0.895760260687934,"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}}