{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002616},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003036","480:4800003631","480:4800002664","480:4800003566","480:4800003249","480:4800002613","480:4800003078","480:4800002669","480:4800002566","480:4800003035","480:4800003239","480:4800003204","480:4800003240","480:4800002604","487:4870009437","480:4800002670","480:4800003195","480:4800003165","480:4800003079","480:4800005420","480:4800002600","480:4800003348","480:4800002617","480:4800002607","480:4800005503"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,487,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6598400457415079,0.43342722825430546,0.4052579277772772,0.38104356685284024,0.34698201500348164,0.32442177206440054,0.29352648525299263,0.2785197596297191,0.27713669710614264,0.24137963345817295,0.24031922401111172,0.20138605153379868,0.1860888536255911,0.18168123657355723,0.1793829520521271,0.16909655633734114,0.16312114982332845,0.16272645285759918,0.16228003434047056,0.15603166022455517,0.14799422452573258,0.1451003052422857,0.1273706814495576,0.12704239697658226,0.12463503350741213],"twin_dists":[0.11842927253701278,0.16793844592832802,0.17455745240783196,0.1804125917259358,0.18896468603635214,0.1948732682439263,0.20335105091986017,0.20765840259466753,0.2080623662626754,0.21897503653629546,0.2193139164537253,0.23251026940995156,0.2381723186206246,0.23986390864744714,0.24075748122060306,0.2448597654352075,0.24732563712767636,0.2474908002313999,0.2476779567218963,0.2503376706882443,0.25387602406102244,0.2551846963614918,0.26365824063688886,0.2638232891350092,0.26504360411540095],"n_dims_used":43,"mean_confidence":0.9132037495457849},"coverage":{"mean_confidence":0.9132037495457849,"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}}