{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001289},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001041","489:4890001358","489:4890001224","489:4890001429","489:4890001042","489:4890001423","489:4890001430","489:4890000977","489:4890001230","489:4890001297","489:4890001238","489:4890001168","489:4890001113","489:4890001366","489:4890001298","489:4890001368","489:4890000932","489:4890001357","489:4890001050","489:4890001438","489:4890001235","489:4890001233","489:4890001171","489:4890001115","478:4780002211"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,478],"twin_sims":[0.8932101447051625,0.7725860056641409,0.6601582708222806,0.6376338480204671,0.6285457197939847,0.530089708132516,0.5028379532163026,0.49513324911607226,0.48243000222107957,0.47100907713693546,0.4564923810564182,0.44777365943715236,0.42062493610053103,0.37862972912184323,0.35405351474048197,0.3494022686788446,0.340837073105323,0.3333247248387603,0.3265799544184939,0.32385314686230415,0.3218888881181985,0.32153895223854745,0.2836712493531404,0.2740173951795973,0.26844314216518544],"twin_dists":[0.06172342946625843,0.093295081397522,0.11836058062074717,0.12320853392000719,0.12515838096176096,0.14632757695956436,0.15228993125436419,0.15399065898070669,0.1568117534000873,0.15936799992353748,0.16264758904161264,0.1646353054579259,0.17092328572146598,0.18100576305566926,0.18715514815753465,0.18834320845462002,0.19055297968470858,0.1925157097654587,0.19429852494542774,0.19502505130816047,0.19555051605882684,0.19564431614619765,0.20616438960124925,0.20897799330620181,0.21063032566604736],"n_dims_used":45,"mean_confidence":0.9147796630859375},"coverage":{"mean_confidence":0.9147796630859375,"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}}