{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001548","491:4910001109","491:4910001230","491:4910001496","491:4910001438","491:4910001439","491:4910001483","491:4910002197","491:4910001606","491:4910001663","491:4910001614","491:4910002043","491:4910002973","491:4910001095","491:4910001673","491:4910001727","491:4910001666","492:4920004641","491:4910001497","491:4910001849","491:4910002004","491:4910001241","491:4910001776","491:4910001733","491:4910002050"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,492,491,491,491,491,491,491,491],"twin_sims":[0.6150874790258583,0.40996790840689584,0.37268202853404264,0.3610213919686382,0.34602767016322594,0.344840533386997,0.3010594172335936,0.26838042308633736,0.25806928059724193,0.24311056598773598,0.23924954929976222,0.23726396656188428,0.20429075326572027,0.201319857435479,0.2001246958983621,0.1873453884032739,0.1813778790891434,0.17206825890687144,0.17188290617202925,0.1683332832574212,0.1672010878014204,0.1639642710549331,0.1634808747181389,0.1615000481026503,0.1603157405625475],"twin_dists":[0.12804212070271417,0.17343728993377336,0.18247524395673034,0.18539036624985236,0.18921037242749425,0.18951648950297045,0.20123821386927088,0.21064903703662333,0.21376308537746533,0.218423940977219,0.21965674244707029,0.22029576643844723,0.2314690605888688,0.23253411700287505,0.23296562669887558,0.2376952469887561,0.2399813940490335,0.2436567241144992,0.2437313234681217,0.2451712104263717,0.24563506689384176,0.24697379537721678,0.24717536019946915,0.24800585610355136,0.24850593350127118],"n_dims_used":45,"mean_confidence":0.8988191392686632},"coverage":{"mean_confidence":0.8988191392686632,"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}}