{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002204},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002156","480:4800001949","480:4800001882","480:4800001767","480:4800002404","480:4800002342","480:4800001940","480:4800002105","480:4800002501","480:4800002163","480:4800002110","480:4800002437","480:4800002157","480:4800002390","480:4800002298","480:4800002453","470:4700005364","480:4800001768","480:4800001891","480:4800001826","480:4800001824","480:4800002452","480:4800001342","480:4800002219","480:4800001277"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,470,480,480,480,480,480,480,480,480],"twin_sims":[0.6409251152053624,0.5185980789367872,0.5048007951371711,0.4731977553915429,0.4617176593086039,0.45615682482103365,0.45139883445815104,0.4128257661706003,0.4085035047172519,0.40692473902253656,0.3715407862058202,0.35908642049423545,0.3498967645876383,0.3493139223057727,0.28361339708888333,0.2736832023114817,0.27103219202353085,0.26766877783632653,0.25221420867026706,0.2488731343565687,0.2261242790444166,0.2143725501286501,0.21409265883223183,0.21360854600827625,0.2117152547219449],"twin_dists":[0.1225016830350615,0.14883254838112098,0.15185781152028113,0.15887656926783952,0.16146294846142795,0.16272383024359635,0.16380710250450428,0.1727603736473339,0.1737849524816469,0.17416038262477776,0.1827585214005832,0.1858786778410029,0.18821650931341824,0.18836585435201342,0.20618107612202663,0.2090764689518532,0.2098602674577607,0.21086153675906122,0.21556633897693742,0.21660728584618857,0.22394749519086923,0.22793175206887842,0.22802841382316758,0.22819580618808102,0.2288529278619361],"n_dims_used":43,"mean_confidence":0.9200664786405341},"coverage":{"mean_confidence":0.9200664786405341,"n_dims_used":43,"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}}